Rhs heads sbc. They are 23 degree,64 cc, straight plug heads.

Rhs heads sbc short block is all forged with 4valve relief piston and -5 dish, dunno what compression is as i wanted to make sure i had valve clearance 360cc Intake Runners & 119cc Chambers 2. Tick Performance is proud to be a warehouse distributor for the entire RHS product line! If you don't see what you're looking for here, please contact our friendly sales staff either by phone or email for assistance. 99 shipping. 120" thick, silicone reinforced Head Bolts** ARP #134-3701 HP head bolt set, 265-400 SBC Head Studs** ARP #234-4301 8740 head stud set, 265-400 SBC Stud Girdle** COMP Cams® #4004 Aluminum stud girdle set, 265-400 SBC Jan 20, 2013 · Putting a set of RHS #12317 heads on a friends sbc. AFR, SB Chevy, Aluminum Heads, CNC Ported, Intake Runner 180cc, Combustion Chamber 65cc, Angle Plug, 2. 19 int. com) They have been working with Ron Shaver (LA) on the improvement of the head line and have come up with some staggering numbers. Utilizing innovative design features, modern engineering methods & precision CNC machining, Pro Elite Cylinder Heads are second-to-none. For more information about the RHS Pro Elite SBC 23-Degree CNC-Ported Iron Cylinder Heads or any other RHS product, call us at (877) 776-4323, or visit us online at www. the only thing that bugs me about them is the rocker stud holes they go into the intake runners. See All 9 Photos These heads deliver significant gains in both power and torque for all Small Block Chevy applications - right out of the box. 2 Dec 15, 2009 · He has a homemade flowbench that is very conservative and got 427cfm from them. 100 = 71. engines Engineers at RHS® have recently designed the only Small Block Chevy 23-degree cast iron head for 360-434c. They feature factory-correct intake manifold alignment slots—ensuring that the intake manifold ports line up properly with Feb 1, 2007 · RHS™ #1701 Cylinder head gasket, 4. 050 is 254/263 As far has horsepower/torque, how much would I be leaving on the table going with a cheaper brand of heads? The RHS heads look good. Menu Cylinder Heads - Small Block Chevy 180cc Intake Runners & 72cc Chambers 2. 300" IN. Port location and rocker stud alignment and push rod clearance issues have been more or less corrected. 167 EQ Lighting CC180DS Valve C/C 1. RHS Cylinder Head, Sbc Alum 23Deg 64Cc 235Cc, Part #RHS-12060. 890 Studs Lifter Bores C/C 1. Jun 1, 2007 · In this article we demonstrate that Racing Head Service cylinder heads for small-block Fords are smart money and that RHS Mustang heads make good power on the dyno - 5. There is a guy on ebay selling a motor that says he is getting 485 hp out of it with the strick force??? Dec 21, 2024 · This is a New Never Used - SB Chevy Aluminum RHS Bare Head Part number 12052. Ex side basically un-touched except for a minimal blending of the factory machining in the bowl. I was putting a SBC into a 2500 lb car and wanted iron heads to kepp cost right and not have to buy some 3000 dollar trans. Sponsored. See All 4 Photos. 00 for the jesel rocker arm set-up, 800. Jul 6, 2017 · I thought the rhs 50cc chamber head was a fresh casting? I know that dart's a cut down casting. 120" thick, silicone reinforced Head Bolts** ARP #134-3701 HP head bolt set, 265-400 SBC Head Studs** ARP #234-4301 8740 head stud set, 265-400 SBC Stud Girdle** COMP Cams® #4004 Aluminum stud girdle set, 265-400 SBC Free Shipping - RHS Pro Action Small Block Chevrolet Cylinder Heads with qualifying orders of $109. Ya I've heard that the rhs web site flow numbers are on a 4. 041" compressed thickness RHS™ #1701 Cylinder head gasket, 4. Available for a variety of applications (see chart). This is the first aluminum head in this small-port aftermarket category. Nov 17, 2007 · That's unacceptible to my guys looking for some reasonable performance. Innovative cast iron design w/ race-inspired features Delivers maximum airflow for 235cc Intake Runners & 64cc Chambers 2. These BBC 24-degree aluminum heads feature multi-angle intake and radiused exhaust valve seats for up to 5% more airflow and increased horsepower. with 285cc port volume, so i have all the hardware for the heads and was thinking about the rhs 14 degree head and some better head work Product Note: Pro Action Aluminum Racing 23 deg. @ . Material Type: Aluminum. this isnt including the machine Apr 19, 2011 · thanks for the info chad, i have been to your site, very nice work ! i have a 406 sbc that has a set of the orignal 14 degree pro action aluminum that were done back in 2002/3 hand ported 2. Standard port 23° head Accepts standard Chevy rocker arms and valve train components Advanced port/runner/chamber design & modified water jacket for optimal performance & added Find many great new & used options and get the best deals for RHS 12320 Small Block Chevy SBC 200 64cc Angle Plug Heads (pair) at the best online prices at eBay! Free shipping for many products! Feb 23, 2010 · I am looking at these heads for my 406 sbc. From what I've seen looks like the exhaust is where it's lackin anyways. 02's were installed with a good performance valve job. Find Racing Head Service (RHS) Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! In addition, these 23° SBC heads feature a refined water jacket for better water flow that reduces engine hot spots, while an extra-thick deck allows angle milling and improves head gasket retention in boosted and nitrous applications. Jan 10, 2012 · i have out of the box 23degree RHS 200cc Aluminum heads on a 13:1 359". in. 769 Mar 8, 2008 · Drew wrote:Are the RHS Pro Action sbc aluminum heads a descent head. Pro Action SBC Aluminum Heads are the perfect choice for a variety of performance engines Camshafts - Small Block Chevy 350 Cylinder Heads - Small Block Chevy 350 Bolts, Studs & Fasteners - Chevy Small Block Stroker Kits, Crankshafts & Conrods Chevy SBC 350 Lifters Small Block Chevy Timing Chains & Belt Drive Systems - Small Block Chevy Gaskets & Seals - Small Block Chevy Oil Pumps, Pick ups & oiling - Small Block Chevy 350 Pistons Nov 11, 2009 · We used these heads on a upgrade for a customer's engine with very good results. Just trying to find a recommended plug for his setup. 0" 0. RHS Performance Cylinder Heads Deliver Power By Design. mostly steet driven, occational run down the track. -. Standard port 23° head Accepts standard Chevy rocker arms and valve train components Advanced port/runner/chamber design & modified water jacket for optimal The INDY/RHS small blocks are available in both the LA style (La-X) and the Magnum style (Ma-X), and what follows are some points of interest that our customers may appreciate knowing about. 780 Lifter Bores C/C 1. x11/32 in. Racecar Engineering™ is proud to distribute and support the entire Racing Head Service® product line. 6 rockers gives me 565/ 575, 234/236@50, holley dual plane intake, with a 650dp. They do still sell that small chamber head It may be worth getting new castings that way there is no issues and much cheaper then custom pistons. Valve Sizes Straight Spark Plug Holes Single Aluminum Head Pro Action Small Block Chevy Aluminum Heads These heads deliver significant gains in both power and torque for all Small Block Chevrolet applications - right out of the box. Just a shade better then the 461X. These heads feature factory-correct intake manifold alignment slots—ensuring that the Free Shipping - RHS Pro Action Small Block Chevrolet Cylinder Heads with qualifying orders of $109. These heads as I stated, were in a "marine" environment, are fairly new still, but the customer wants very much to "shed" about 80# off the unit. Bare Cylinder Head Small Block Chevy 235cc Runner 64cc Chamber Angle Spark Plug 2 . & 1. 600 exhaust that flowed right around the 380int. Pro Action SBC Aluminum Jan 21, 2013 · However, CHP did a 383 build using the RHS 180 cc heads, with 64cc combustion chambers that put our really solid numbers, so I went with these heads for the 327 that I had rebuilt for my second '67 Camaro. We have ran many with NOS combo's and have had great results. com FREE DELIVERY possible on eligible purchases Mar 27, 2007 · Head Gaskets RHS™ #1700 Cylinder head gasket, 4. They are 23 degree,64 cc, straight plug heads. The precision accuracy and durability of the RHS® Pro Elite™ SBC 23-Degree CNC-Ported Iron Cylinder Heads are derived not only from the CNC-porting of the intake and exhaust runners but Find RHS Pro Action LS3 Rectangle Port Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! RHS Pro Action LS3 rectangle port cylinder heads are premium replacement heads that utilize the same architecture as factory. Mar 18, 2011 · New Small Block Chevy 228cc runner heads from RHS® provide maximum airflow and cooler operating temperatures in circle track and drag racing applications. The 180cc head demonstrates great flow in the low and mid-lift range, where the valve spends most of its time, while hitting 270 cfm intake flow at . May 18, 2012 · No the current RHS heads differ quite a bit from the Top Line heads. Jun 20, 2010 · Buy RHS 12056-01 Pro Action 23° Aluminum Assembled Cylinder Head with 220cc Runner/64cc Chamber for Small Block Chevy: Cylinder Heads - Amazon. 040 flat to get to 49cc. i like both the RHS Head and the Dart Pro 1's. We have a great online selection at the lowest prices with Fast & Free shipping on many items! May 4, 2014 · Distance for SBC Cylinder Heads And Block Stock Gm Heads Valves C/C 1. Find top brands, exclusive offers, and unbeatable prices on eBay. This means all stock components will fit without modification. 600" exhaust valves RHS - Racing Head Service - RHS - Racing Head Service. With a host of runner and chamber sizes to meet various performance needs, these heads are truly the race winner’s choice. Cylinder Heads, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, Small Block, . Only at . The RHS Pro Elite series of CNC-ported cylinder heads is designed for absolute maximum engine performance. 560" Lift 180cc Intake Runners & 64cc Chambers 2. Brand New. 6K views 14 replies 8 participants Does anyone have the flow numbers on the 200cc RHS heads for SBC? Jun 4, 2010 · if those are 14* heads. Pro Action SBC Aluminum Heads are the perfect choice for a variety of performance engines 180cc Intake Runners & 64cc Chambers 2. We have a range of RHS Heads available andwill be continuing to list them on our website. 1. engines that is CNC-ported from the factory. RHS Big Block Chevy 24-Degree EFI Intake Manifolds 11905-KIT Intake Manifold, EFI, Single Plane, Dominator 4500 Flange, Aluminum, Natural, Big Block, Chevy, Tall Deck, with Fuel Rails, Kit Part Number: RHS-11905-KIT RHS Pro Action Small Block Ford Cylinder Heads RHS Pro Action cylinder heads are available for Ford 289-351 Windsor and 5. was going to use Lunati Voodoo 60104 I need heads with at least 72cc chambers, strait plugs, pref. | #59054901U. Jan 17, 2013 · The RHS rep told me angle milled the head . 550" lift-PRW Full Roller rockers, 1,6 ratio-Howards cam 183215-14 These heads deliver significant gains in both power and torque for all Small Block Chevy applications - right out of the box. flat top pistons. RHS. 041" compressed thickness Head Bolts** ARP #134-3701 HP head bolt set, 265-400 SBC Head Studs** ARP #234-4301 8740 head stud set, 265-400 SBC Installation And Application Notes Nov 23, 2024 · SBC RHS CNC PORTED 220 CAST HEADS DART BRODIX AFR - $2,500 Used - Like New. +0. i. Fully Assembled w/ COMP Cams Components For Flat Tappet Cams Up To . The date on these heads is is 2001. 560" Lift 235cc Intake Runners & 64cc Chambers 2. the machinist i used states he uses lots of them. Now, when using a FelPro 1255 gasket, it's . no raised exhaust ports, and set up for hyd. Alternatively, RHS themselves? They are part of the Edelbrock group now, but still operating out of a satellite facility last I heard. In addition to these RHS also has head assemblies that come with different valves and springs to fit a racer's exact needs. RHS 320 BB Chev Nov 8, 2009 · In addition to these heads, RHS added two new part numbers (12328 and 12329) that will be available by the time you read this. 020 Intake 1. Apr 20, 2010 · Just finshed up a set of RHS 320's for a customer and thought I'd share some "real world" info on these heads. /250exh. Pro Action SBC Aluminum Heads are the perfect choice for a variety of performance engines rhs pro action cylinder heads. Also I seen a set of strike force heads on ebay that look good. 65. Jun 20, 2010 · Buy RHS 12055-01 Pro Action 23° Aluminum Assembled Cylinder Head with 200cc Runner/64cc Chamber for Small Block Chevy: Cylinder Heads - Amazon. Available in cast iron or aluminum, and in a variety of intake runner and combustion chamber volumes, Pro Action heads are the perfect cylinder head for street rods, muscle cars, oval track, and drag Dec 1, 2023 · Have you tried HVH? They have several iron sbc heads offered with CNC porting on their website. 22" Part Jul 7, 2013 · RHS Pro Action Small Block Ford Cylinder Heads include more standard features than any Ford head in the industry, including premium bronze valve guides for extended valve sealing and durability. Compared to the GM 906 castings, the Pro Torker Vortec heads offer an additional 27 cfm Aug 18, 2008 · IMO the HRS heads are one of the best heads out there, with a std. Pro-Filer SBC Cyl Heads 185-195-210 & SB Ford 205cc Bare-Assembled, As Cast FREE SHIPPING 185cc-195cc-210cc, bare from $1665 I flow the RHS 235cc head and I give my take on the head. being serious these heads will run around 900. 600 lift and 7 cfm more at . Any idea of power that can be made on 408 cid and anyone port or flow these heads. Available for a variety of applications. I've made the call to RHS and their response was "you want to know what again?" I wish the head manufacturers would list some of this info or at least make it available if asked. 100-. While the pro Top Line heads were an innovative design improvement to the cast iron head world they did have some issues that needed to be fixed. Jump to Latest 5. 120" thick and when having a look with an inspection camera (finally) I can see an offset at the top of the port. Thanks for any info Mar 28, 2009 · I have a pair of these cast iron 14 degree heads "as cast" from Pro Action. All heads feature a multi-angle Serdi valve job. i will double what you paid for them. 525 in. Feb 3, 2010 · The RHS® Pro Action™ Small Block Chevrolet 23-Degree Style Raised Runner Cylinder Heads incorporating the “as cast” 220cc runner volume were originally designed for circle track competition, but these are also the “winning ticket” for Nostalgia Drags Junior Class B Fuel competition. This approach came from down under at SPL in New Zealand. These heads deliver significant gains in both power and torque for all Small Block Chevrolet applications right out of the box. RHS 54901U LS Aluminum Race Block, 9. The following information on porting deals with 23-degree Chevy heads pretty much across the board. 977 Studs C/C 1. Feb 1, 2007 · RHS™ #1701 Cylinder head gasket, 4. The RHS head lost the logo over the exhaust at the same time that RHS stopped selling iron heads, ACROSS THE BOARD, none, nada, zero iron heads, for any engine. 600 Lift Hydraulic Roller Springs Learn More AFR-0917 PART NUMBER Oct 5, 2016 · Mopar RHS Indy Cylinder Heads Dodge Plymouth Small Block 318, 340, 360 LA Heads I myself think a good set of 360 heads (ones that didn't need valve guides etc etc) that were home ported and milled would fill the need for most applications, especially if 2. get back at me. com FREE DELIVERY possible on eligible purchases Basic Small-Block Chevy Head Porting. Listing Number: 184665690 May 3, 2016 · Cylinder head engineers at RHS™ have designed a Big Block Chevy 24-degree CNC-ported cylinder head to maximize airflow and assure port-to-port consistency in runner shapes and sizes. The Thunder heads are a tremendous performer for Chevy Big Block-powered street, drag race and powerboat applications. 020" intake/1. Sometimes a "Good deal" can really turn into a bad deal really fast. 060 then . Aug 21, 2014 · Pump gas All motor SBC 427 3308 lbs-29x10. Applying what is detailed in the next dozen pages on heads will allow you to generate more airflow and, consequently, more power. Part Number: SUM-162112 4. small solid roller, old school Holley Strip Dominator carb. These are Vortec patterned ports and so is the manifold. 00. these seem to have taken center stage as the primary HEAD. 460/2. 020" IN. 100 in. Jun 11, 2007 · i have a set of the 180cc 2. flat tappet cam. car runs great, for what it is. Opens in a new window or tab. So if you don't find a part number listed,please contact our sales team on 07 3808 1986 Jul 19, 2006 · RHS decided to aggressively go after these shortcomings with its own fresh approach to the small-block Ford head. Available in cast iron or aluminum, and in a variety of intake runner and combustion chamber volumes, Pro Action heads are the perfect cylinder head for street rods, muscle cars, oval track, and drag Intake Gasket Set - SBC w/RHS 14-Degree Heads SCE GASKETS 211124. 00 a pair bare,1500. racingheadservice. Finish: Natural. 120 Bore Jul 2, 2010 · Buy RHS 12334 Pro Action Iron Lightning Cylinder Head for Small Block Chevy: Cylinder Heads - Amazon. 535" lift. 550 in. Apr 6, 2008 · Yea that was advertised. The post work is better left till the deck is machined just to be safe. HOT ROD Staff Writer Jan 08, 2010. Any help will be appreciated, Ken May 6, 2009 · I also had a question about these heads, i have a mild sbc with a set of rhs 200 milled to 63cc, using a conp cam hr using 1. But then, so did the "copy" heads that have flooded the market. While the RHS intake is specifically machined to port match the RHS SBC aluminum heads, it will work just fine on our original heads. Pro Action SBC Aluminum Heads are the perfect choice for a variety of performance engines, including street rod, muscle car, oval track and drag racing applications. Shop Cylinder Heads at Summit Racing. Makes getting "up-on-plane" with the boat somewhat easier! Sep 8, 2005 · The company that has re-designed the original Pro head is Toowoomba Metal Tech (www. com. Also, I have used many set's of RHS heads and never seen a guide or seat fall out! Larry Meaux is one of the best porters on the planet and has built some of the fastest class engines out there. LS7 SB Chevy Aluminum Bare CNC Ported RHS Cylinder Heads #54501 (valve train parts not included) Port Volume: 291cc Chamber Volume: 69cc Spark Plug: Angle - Standard Intake Valve: Machined for 2. 02/1. 015 shim head gasket that should bump up the compression to a theoretical 9,9:1-Vortec heads with Beehive springs & retainers that accept up to . Jun 20, 2010 · Buy RHS 12045 Pro Action 23° Aluminum Cylinder Head with 220cc Runner/72cc Chamber for Small Block Chevy: Cylinder Heads - Amazon. I am considering the 200cc version for an 11. 0 Mustang & Super Fords Magazine These heads deliver significant gains in both power and torque for all Small Block Chevy applications - right out of the box. Find many great new & used options and get the best deals for 220cc SBC Chevy Pro Topline Heads Complete 223400020A Angle Plug 64cc at the best online prices at eBay! Free shipping for many products! Edelbrock Performer. 60, Flat Tappet Pro Action small block Chevrolet cylinder heads feature straight or angled spark plug configurations, accept valve spring diameters up to 1. Pro Action SBC Aluminum Cylinder Heads are the perfect choice for a variety of performance engines, including street rod, muscle car, oval track and drag racing applications. com: RHS 12055-01 Pro Action 23° Aluminum Assembled Cylinder Head with 200cc Runner/64cc Chamber for Small Block Chevy : Automotive Fully Assembled w/ COMP Cams Components For Flat Tappet Cams Up To . 894 Studs C/C 1. They were prepped by Chad Speier (Speier Racing Heads) with an econo port, basically a bowl clean-up and port matched to a Fel-Pro 1206 gasket. Available in a wide variety of runner sizes from 180cc to 235cc and combustion chambers in 64cc and 72cc sizes with either straight or angled spark plug configurations. 64 Explore a wide range of our Rhs Heads Sbc selection. com . 02 - 1. minimum port cross-section. Pro Action SBC Aluminum Heads are the perfect choice for a variety of performance engines Racing Head Service (RHS) offers cylinder heads, engine blocks, valvetrain components, gaskets, hardware, and more. 360 X Cylinder Heads - Review: RHS's New Heads For The Small-Block. I was very impressed with the quality of the machine work and preparation on the assembled RHS heads. Feb 1, 2007 · RHS™ Pro Action™ Small Block Chevy 23° cylinder head, bare casting cast iron, 200cc intake runner, 50cc combustion chamber, angle plug 2. i trust/trusted the guy so i bought a set Feb 1, 2007 · RHS™ #1701 Cylinder head gasket, 4. These small block Ford heads from Racing Head Service are the ones we use on our all-out vintage road race engines that make 560+ horsepower at 8200 RPM - a superb choice for racing classes requiring iron heads only. 600. But just a moment, you’re a beginner and you don’t have a flow bench. :smash: Mar 25, 2015 · It turns out the RHS 23-degree will do both just fine. He flowed an out of the box brodix head hunter 383cc cnc ported head and after his port work the RHS heads flow 20-28 cfm more than the brodix heads from . 1 compression 383. Jan 19, 2018 · Richard Holdener tests the RHS aluminum cylinder heads and a mild COMP cam in this episode of Speed Secrets. The RHS heads performed beyond expectations. RHS 12972-01 SBC Cylinder Head Valve Kit, 1. Might be worth a shot contacting them. $20 Off $250 / $40 Off $500 / $80 Off $1,000 - Use Promo Code: REWARDS Get the best deals for Rhs Heads Sbc at eBay. The flow sheets that came with the heads show @ 28. Flo-Tek 203505 Small Block Ford Aluminum Cylinder Head (44) Cylinder Head Style: Assembled. or Best Offer +$15. Based on the Pro-Elite SBC head, these new part numbers are designed Jan 1, 2007 · According to RHS, the Pro Torker small-block heads were designed to out-perform all previous iron offerings. Capable of making up to 1000 horsepower, Pro Action BBC Oct 20, 2010 · Airflow technology leader extends Pro Elite™ series with new CNC-ported cylinder heads designed to maximize the performance of 360-434c. 080 in. Put your RHS rep on the spot and ask him where they are pouring their cast iron heads. 00 to 700. Lift Max, for Flat Tappet Cam, Pair. Jun 20, 2010 · Buy RHS 12055 Pro Action 23° Aluminum Cylinder Head with 200cc Runner/64cc Chamber for Small Block Chevy: Cylinder Heads - Amazon. ttmec. 120" thick, silicone reinforced Head Bolts** ARP #134-3701 HP head bolt set, 265-400 SBC Head Studs** ARP #234-4301 8740 head stud set, 265-400 SBC Stud Girdle** COMP Cams® #4004 Aluminum stud girdle set, 265-400 SBC Mar 29, 2011 · For all you iron head types,seems to me these RHS pro torkers are the real,and actually starting to appear top dog in the iron head SBC game. RHS SBC INTAKE GASKET 1. I've got some "coated" Aluminum heads on the "drawing board" for him. Jan 20, 2024 · -Chevy 350 L05, factory roller block, one piece rear main seal, flat top pistons with valve reliefs. Edelbrock’s intake-port philosophy emphasizes port velocity for its mild street heads, and the Performer is the entry-level head in this category with a 170-cc intake port with a rather small 1. 60 straight plug aluminum heads for the 377, the shop spoke very well of them. RHS | #5901297201. Winning performance, superior engineering and unmatched quality are the foundation of RHS's legacy and the 24-degree Thunder BB-Chevy heads have all of that and more. 10/1 compression, comp cam 292 H, performer intake, 750 eldy carb. Check out how much power you can gain with this Jan 8, 2010 · 360 X Cylinder Heads - Review: RHS's New Heads For The Small-Block. Dec 11, 2009 · He has a homemade flowbench that is very conservative and got 427cfm from them. Valve Size/Length Sep 11, 2023 · Fitting the RPM Air Gap to these RHS heads was something I never investigated fully in the past. Pro Action SBC Aluminum CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. Engineers at RHS® have recently designed a 23-degree aluminum head for Small Block Chevy applications that is CNC-ported from the factory. 165 World Products Sportsman II 200cc Valves C/C 1. Standard port 23° head Accepts standard Chevy rocker arms and valve train components Advanced port/runner/chamber design & modified water jacket for optimal performance & added Mar 31, 2010 · Engineers at RHS® have recently designed the only Small Block Chevy 23-degree cast iron head for 360-434c. The La-X head is the one we get the most calls on so we will show it and point out differences in the Ma-X heads as they come up. 700 lift. Cylinder Head Components, Valves, Springs, Retainers, Locks, Studs, Guideplates, RHS 320, Chevy, Big Block, Kit. 615 Springs: Bare RHS CNC-ported aluminum cylinder heads for GM LS-series small-block V8 engines take performance to the 200cc Intake Runners & 64cc Chambers 2. , and work with all popular small block Chevy valvetrain components. 750 Tall Deck - 4. Part Number: RHS-11991-01 Not Yet Reviewed Find many great new & used options and get the best deals for RHS 12060 Cylinder Head SBC Alum 23deg 64cc 235cc at the best online prices at eBay! Free shipping for many products! Mar 16, 2012 · - GM Performance 12558060 - GM Performance Vortec Cylinder Heads - Racing Head Service (RHS) 12402 - RHS Pro Torker Small Block Chevy Cylinder Heads any and all advice/ parts to look into would be greatly appreciated Many Thanks Nov 22, 2011 · Does anybody know the CSA @ the pushrod pinch on the 220 Iron head? Also looking for the same for the Elite 228 Head. Racing Head Service is the legendary innovator of cylinder head technology. com: RHS 12045 Pro Action 23° Aluminum Cylinder Head with 220cc Runner/72cc Chamber for Small Block Chevy : Automotive Mar 4, 2013 · When you see a set, it pretty obvious they are not the old ProTopline/RHS head. 060" bore X . It just looks exactly like. 880" EX. FREE SHIPPING OVER $150* | New Website Coming Very Soon! Star / PerformanceParts. Re-did the valve job, bored the throats and blended the intake bowls. It is a 64cc straight plug with a 180cc runnerwith factory installed Bronze / Magnesium guides and the seats were cut to 2. Valve Sizes Single Bare Aluminum Head Straight Spark Plug Holes Pro Action Small Block Chevy Aluminum Heads These heads deliver significant gains in both power and torque for all Small Block Chevrolet applications - right out of the box. Performance Parts May 17, 2010 · Anyone have experience with ENGINE QUEST iron heads for small block chevy. The best old head out of the box is the 492. The Pro Action cylinder head is the cornerstone of the RHS line and are ideal for hot rods, muscle cars and drag racing. 560 (Stock Block Blue Print Spec) Rocker Arm Offset . 600 Exhaust Valves, Assembled Heads, . 99 Estimated to ship direct from manufacturer on 01/31/25, pending manufacturer availability. It is Mar 24, 2014 · The best head from GM that was installed on a small block is the vortec. 80-sq. About 4 or 5 CFM. RHS Pro Action Small Block Ford Cylinder Heads RHS Pro Action cylinder heads are available for Ford 289-351 Windsor and 5. com FREE DELIVERY possible on eligible purchases. The precision accuracy and durability of … Mar 19, 2016 · If you try and start from scratch building up a set of heads (i. 5 Hoosiers Put together a 421 recently with cam specs almost identical with ported RHS 235 heads and had similar results. Nov 23rd 2024 842 1 Show phone number $2,500. porting, valves, springs, milling, valve job, etc) you'll end up spending at least $1500+ at the end and end up with a set of heads that's no where near the fully optimized CNC set of heads. 00 for the custom pistons, then you got the valve train[ valves,springs,titaminum retainers,keepers] in the neighbor hood of 400. I have a set of 235cc nice looking casting reminds me of the pro action head. 2 Exhaust Valve: Machined for 1. These heads were formerly known as Pro-Topline. RHS offers the Pro-Action heads (formerly called Cylcone) in three intake runner volumes, 180cc (back), 200cc (not shown), and 215cc (foreground). May 7, 2007 · When a guy like Mike Blackstone says he is impressed with the results of an out-of-the-box cylinder head that means something. Racing Head Service produces high performance heads, intakes valve covers and blocks. These heads deliver significant gains in both power and torque for all Small Block Chevrolet applications - right out of the box. e. Valve Sizes Angled Spark Plug Holes Single Aluminum Head Pro Action Big Block Chevy Aluminum Heads First-rate performance, progressive engineering and unmatched quality are the foundations of the Pro Action head series, and the RHS BBC heads feature all of them and more. RHS Pro Action cylinder heads deliver exceptional performance gains for all Small Block Chevrolet owners and are available in a wide variety of intake runner and combustion chamber volumes. or stock location head. 120" thick, silicone reinforced Head Bolts** ARP #134-3701 HP head bolt set, 265-400 SBC Head Studs** ARP #234-4301 8740 head stud set, 265-400 SBC Stud Girdle** COMP Cams® #4004 Aluminum stud girdle set, 265-400 SBC Edelbrock Big Victor Spread-Port CNC Aluminum Cylinder Head for Big Block Chevy $2,000. May 20, 2009 · For racing classes that mandate cast iron head use, RHS has designed a race-winning cast iron head that utilizes the latest in cylinder head technology. The RHS® Pro Action™ SBC 23-Degree Style Raised Find RHS Pro Action Chevrolet LS Cathedral Port Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! RHS Pro Action cathedral port aluminum cylinder heads are premium LS1 replacement heads for great power on any performance or stock engine build. Features a 69cc combustion chamber available bare or fully assembled. $26. 1800351351 **Free Freight on orders over $200** Account 0 Checkout. 041" compressed thickness Valve Cover Gaskets RHS™ #1709 Valve cover gasket, . 0 liter applications. 32" X 2. 600" EX. But the 461X and the 292 would except more porting, and except larger springs where the 492 would get into the water jackets. Shop now for fast shipping and easy returns! Flow bench testing and analysis of RHS Pro-Action cylinder heads for small block Fords. 800 lift did the brodix head pass the RHS by 3 cfm. Valve Sizes Angled Spark Plug Holes Single Aluminum Head Pro Action Small Block Chevy Aluminum Heads These heads deliver significant gains in both power and torque for all Small Block Chevrolet applications - right out of the box. Nov 3, 2012 · RHS heads. 165" bore X . The best iron head made by GM is the bowtie vortec. 2 bore which screwed the numbers up but I was hoping someone flowed the 50cc head specifically to know where I'd be at. com FREE DELIVERY possible on eligible purchases Amazon. urei hhwlwfbb bkfxzly mohnhhc ldzcemv omn oxfvv akgz tgspuk nqgsm lglr kjjp rugv kshmi aluc