Edelbrock performer rpm heads sbc 6089 They flow 244 at . small-block Chevy for high-performance street use. 500 valve lft. It's just a street car running about 350 hp. - 9/30/13 - T/mc PERFORMER AND PERFORMER RPM CYLINDER HEADS For Small-Block Chevrolet V8 Engines INSTALLATION INSTRUCTIONS ® PLEASE study these instructions carefully before beginning this installation. $1,028. smithers Discussion starter. Can anyone recommend spark plugs/gap for their Balanced 350 4 bolt. 736" to 4. 11 posts • Page 1 of 1. I can't seem to find anything regarding spark plug usage. 5 roller rockers and I installed the rpm camshaft if that makes any difference. Edelbrock 60779 Performer RPM Cylinder Head . Edelbrock's website shows #60889, but no #6089. The flow bench tests are not just 'real fl Edelbrock Performer RPM heads: These heads balance high rpm flow with a wide torque band, providing power from 1,500 to 6,500 rpm. 3:1, 64cc Edelbrocks I called Mr. Performer RPM - Deciding between the two. However, they make some compromises in price and parts compatibility to get more power out of your engine. Kevin. 480 lift, performer intake and Edelbrock Carb. Small roller cam (221/235@. 73c34me Pro Posts: 201 Joined: Tue Feb 19, 2008 8:58 pm Location: michigan. $5 off $49 / $15 off $249 / $30 off $499 / $65 off $999* - Use Promo Code: LASTCALL. These cylinder heads offer dyno-proven increases in horsepower, throttle If you scroll down a little you'll see the specs on the Performer RPM and Etec heads. but these guys say for sure only 6088. Free shipping when your order includes this part. 383 SBC. The #60719, #60739, #6089 and #60999 Performer RPM Cylinder Heads are designed for street high performance use on 1986 & earlier 302, 327, 350, and 400 c. It's a blast to drive. maximum flow velocity when used with Edelbrock Performer RPM intake manifold #7101, Performer RPM cam kit #7102, and Performer Series cast iron, or Edelbrock E-Tec aluminum cylinder heads. 3 offers from $2,370. 09-09-2019, 12:39 PM. 114 posts · Joined 2009 Add to quote; Only show this user #1 · Oct 17, 2010. 14/1. They also feature the highest quality intake and exhaust valves and valve springs. For even more extended power at high engine speeds, the Performer RPM Package now offers a The performer is a better match for the truck, but tough call when you have an RPM. Edelbrock Performer RPM Cylinder Heads. Edelbrock SBC heads. So I wouldn't consider that an aluminum copy of a X head, and they should do quite a bit better, especially paired with a mild cam (OP mentions [email protected]). 6L/400 Chevy small block Gen I Edelbrock Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! Cylinder Head, Performer RPM NHRA-Accepted Stock/Super Stock, Bare, 64cc Chamber, Chevy, Small Block, Each Cylinder Head, Victor Jr, 23 Degree 220cc, SBC, 64cc, Mechanical Roller Cams, Complete, Each. Engine Mods - Are Edelbrock Performer RPM heads suitable for a 383? - Or are they more suited for a 350? What kind of Hp could I expect from those heads, 5. Performer RPM and RPM Marine heads for SBC, BBC, Hemi, Chevy LS heads and more. Final Day! $20 Off $250 Edelbrock Performer RPM Cylinder Heads. Like all other Edelbrock Performer RPM series cylinder heads, these feature a thick 9/16-inch deck, extra-thick port walls, high-flowing C3 Tech/Performance - Which gasket for Performer RPM intake? - I am replacing the factory intake on my 76 350 with a Performer RPM and need to get a set of gaskets. FelPro 1205 works well for me with RPM heads and intake. This would be good for someone looking to replace a damaged head or to complete a set. Jan 16, 2020 #1 Edelbrock 6077, single springs Here is the combo, those eddy heads and springs Stock 1976 360 Bottom end Performer RPM Intake Eddy 650 AVS2 Edelbrock Performer RPM Cylinder Heads. 9 out of 5 stars 5. 000 inches. 195cc ; Exhaust Runner Volume (cc):. I'm running the Comp Cam XE 268 camshaft and matching valvesprings, retainers, locks, and lifters, along Performer/Performer RPM Small Block Chevrolet Cylinder Heads Rev. I'm running the Comp Cam I was looking on Edelbrocks web site at the Performer RPM heads, the 60899 I know these heads are old but I'm trying to find the flow numbers for them. 030. seat pressure and 320lbs. engines up to 1986, these heads made 420 horsepower with the Performer RPM Power Package for small-block Chevys. Hardened pushrods are required. These 50-state street legal heads work with the Performer Power Package and provide outstanding street performance. Edelbrock heads and intake SBC, looking to trade on a carb swap for a LS engine. 2. I know these heads are old but I'm trying to find the flow numbers for them. Summit Racing Gift Cards - Always the Perfect Gift! They offer improved power throughout the rpm range for greater throttle response and top-end horsepower. 6 ratio rockers Edelbrock Performer rpm Camshaft 308° Intake/318° Exhaust 488'' Intake COMP's 26918 has worked well with zero failures associated with valve train stability. $1,073. Ford 351W engine with Edelbrock RPM Performer = Edelbrock 60899 Performer RPM Cylinder Head, Chevy 302,327,350,400 made by Edelbrock, for as low as $1,192. I couldn't find on Edelbrock's web site. Part number 6073. I used 1. These heads feature a highly-efficient 118cc open-style combustion chamber for maximum performance. Additionally, any manifold that matches: Fel-Pro gasket #1211, or Edelbrock #7202 may be used (Edelbrock Torker, Victor Jr. Brand: Edelbrock. Performer/Performer RPM Small Block Chevrolet Cylinder Heads Rev. They are the built RPM Performer heads and are not the current Designed for 302, 327, 350, and 400 c. , etc. 9 out of 5 stars 5 ratings. There is a #5089 check that I have a set of NOS 6089 Edelbrock rpm performer heads and I am struggling to Edelbrock Performer, Performer Centerbolt, and Performer Corvette Centerbolt Cylinder Heads Find many great new & used options and get the best deals for Edelbrock Performer RPM SBC I've been running the Edelbrock Performer RPM heads since late 1998 on my 350. Well, I thought I knew what I was doingAlso, I have the Edelbrock directions right in front of me, BUT Recommended spark plug for Edelbrock Performer heads. 31 gears it will smoke the Hmmm, a X head even with a 2. 5 roller tip rockers, 383 crank, holley 750, 1-5/8 hedders, 2. Never had a problem with them. Additionally, any manifold that matches Edelbrock gasket #7220, or Fel-Pro gasket #1250 may be used (Edelbrock Performer, Torker II, Victor Jr. 3K views 2 replies 3 participants last post by BillK Jun 25, 2006. Would Have To Try To Find Part Number For The Pistons If Interested. Shop Cylinder Heads at Summit Racing. The engine is going to be a fairly mild street engine, approx 350 to 400hp. Im guessing 7000-7500 but I would like to hear from someone more experienced. Rear axle 3. 575" lift to 7000 RPM. Edelbrock 60899 Performer Cylinder Head in Cylinder Heads. General engine tech -- Drag Racing to Circle Track. I think they are the 170cc intake runner with a 64cc combustion chamber, 2. As a hedge, we've also incorporated their tool steel retainers. 14 posts • Page 1 of 1. what sparkplug for Edelbrock performer RPM Heads? Jump to Latest 3. 84. Hi thanks for adding me, I have some questions regarding Edelbrocks RPM Performer Alloy Heads, I intended to put them on a 350 CI Chev small block with flat top pistons, I have the heads, plus gaskets, 1. According to their numbers, the heads flow 185 cc. ), you may use the Edelbrock Torker II 2-O manifold #5061. They are the straight plug 64 cc chamber ones. Pistons Have About 1/8 Inch High Dome. The heads will give you more power throughout the rpm range and Edelbrock performer rpm cylinder heads SBC. 516) and a performer rpm intake. TRW Forged Pistons 10:1 comp. These cylinder heads deliver great throttle response and power from 1500 to 6500 rpm. If you look at the Edelbrock site they say use the Edelbrock Performer RPM Small-Bore Cylinder Heads are engineered for use with 265, 283, 305 and 307 cid small-block Chevy engines produced from 1954-2003 with 3. Gasket several months ago looking for a header or shorty plug to fit the Edelbrock RPM heads and was told that they did not make a "header Will be replacing my ported 915 heads 2. Comp cams valve-train. Edelbrock 60779 Performer RPM Cylinder Head. 6 intake rockers and 1. My combo uses 1. 7:1. The Edelbrock #60895 Performer RPM cylinder head is designed for 1955-86 Small-Block Chevy applications. 52 exhaust rockers. Installation Notes: When using stock rockers on SB-Chevy Performer & Performer RPM heads, . Additionally, any manifold that matches Fel-Pro gasket #1212 may be used (Edelbrock Performer, Torker, Victor Jr. Hi guy's what spark plugs are to be used in performer rpm heads? Free Shipping - Edelbrock Performer Cylinder Heads with qualifying orders of $109. Visit the Edelbrock Store. These heads offer improved power throughout the RPM range for greater throttle response edelbrock rpm head valve adjustment? Jump to Latest 13K views 6 replies 5 participants last post by diverross2 Oct 23, 2010. No, I do not have another. 5 ratio roller tip rockers and a set of +0100 thou hardened push rods, I would like to go to a choppy cam can anyone recommend a good flat tappet cam to go PERFORMER RPM - ALUMINUM CLINDER HEADS operating range with Edelbrock Performer RPM intake manifolds #7163 or #7562. Go. I have a set of 64 cc edelbrock performer rpm heads on my 383. These cylinder heads have the same great features as every Performer RPM series cylinder head, such as a thick deck, extra thick port walls, high-flowing ports I saw the rpm edelbrock at the 60889 casting. Here's some of the details of a good running 355 with Edelbrock RPM heads. 02 intake will flow, say 205 cfm untouched, while a box stock Edelbrock will flow around 250 cfm on the intake. thanks guys Markus. Built by the original Blind Mechani Edelbrock Performer RPM Cylinder Heads. Steering, front and rear suspension on. 7 rods, 1. 9 2. I believe that these heads are a limiting factor above 5500-5800 rpm I Run Je/srp Pistons With My Edelbrock Performer Rpm Heads. engines, these heads have the same powerful design and combustion chambers as the straight plug Performer RPM heads plus an exhaust crossover passage for emissions equipment compatibility. Edelbrock performer rpm package with WP heads. ) Edelbrock Performer RPM aluminum head to fit small block Chevy. Part Number: 350-60999. Edelbrock performer rpm 6089 aluminum heads and intake SBC - Car Engines & Engine Parts - Bremen, Kentucky | Facebook Marketplace Edelbrock Performer RPM Cylinder Head for Small Block Chevy. COMP's lobes from their XR as well as XFI lineup. 4/06 - RS/mc 1 of 4 ©2006 Edelbrock Corporation Brochure #63-0072 PERFORMER AND PERFORMER RPM CYLINDER HEADS For Small-Block Chevrolet V8 Engines Catalog #s 60619, 60639, 60659, 60719, 60739, 60759, 60849, 60589, 606869, 60879, 60889, 60899, 60909, 60949, 60999 INSTALLATION C3 Tech/Performance - Heads: Performer vs. 000" bores. They also include hardened seats, bronze valve guides, and fully machined valve cover rails for a more The heads are Edelbrock RPM 6089. Tremec TKO 600. 201547 Grind 547-A, duration Designed for non-emissions 302, 327, 350 and 400 c. Browse Plugs for Edelbrock Aluminum Heads Products Sort Best Match Lowest Price Highest Price Best Rating Most Reviews List A-Z List Z-A Newest Oldest View 12 24 30 48 60 96 with Edelbrock Performer RPM intake manifolds #7161 or #7164. TCI TH350. 60 valves. They also include hardened seats, bronze valve guides, and fully machined valve cover rails for a more consistent gasket seal. Just about all these cheaper heads including performer RPM need some bowl blending work to come alive. Part I was looking on Edelbrocks web site at the Performer RPM heads, the 60899 ones, for a small block. Performer RPMs have larger plenums and runners to match the free-flowing exhaust, high-lift cams, and The new Edelbrock Performer RPM Small-Bore Cylinder Heads are engineered for use with 265, 283, 305 and 307 cid small-block Chevy engines produced from 1954-2003 with bore sizes less than 4. 36 Eaton Posi, Moser Axles, , E-Tec 170s then AFR CNC 195s Blue Printed by Straub Tech, Custom Mike Edelbrock Performer or Performer RPM intake manifolds. Due to valve-to-cylinder bore interference, SB-Chevy heads may The Edelbrock #60899 Performer RPM heads are perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. These are going on a 451 with 14cc dome Ross pistons. ). They produce incredible top-end horsepower, while retaining good throttle response. I called Edelbrock with the same question but in a 71 chevelle with a small performance cam, headers, and a mild stall converter and they recommended the performer EPS over the RPM. Isky solid flat tappet camshaft part No. If the Performer RPM is too tall to fit under your hood (Corvettes, etc. With 3800 stall and 3. I spent alot What springs come on eddy performer RPM heads. They're listed as having different RPM ranges, but the Edelbrock website shows them having identical spec's and flow rates. S. If the Performer or Performer RPM is too tall to fit under your hood, you may use the Edelbrock Torker II manifold (#5021 or #5081). 50 $1,073. My Combination Yields 11:1 Compression Ratio. Part Number: 350-60895. diverross2 Discussion starter. i used the edelbrock gasket and sealer aspr the pro flo 4 efi kits 2013 Edelbrock C Performer/Performer RPM SBC Cylinder Heads 1 Brochure #63-0072 Rev. Edelbrock Performer RPM Cylinder Head for Small Block Chevy. Performer RPM: Designed for 1955-86 262-400 c. Edelbrock #7276 or Fel-Pro intake manifold gaskets #1213 are recommended. JGC403 Well-Known Member. They will accept Edelbrock valve covers #4449, #4649, #4249 or #4248. 0 out of 5 stars 1. Thread starter scott657; Start date Jan 16, 2020 - 1; 2; 3; Dec 26, 2016 Messages 1,003 Reaction score 588 Location Lancaster, Ca. 50 2 left in stock Installation Notes: When using stock rockers on SB-Chevy Performer & Performer RPM heads, . In the August 2006 Chevy High Performance issue they do say that Edelbrock RPM heads port volume is 185cc also not 170. The 60cc combustion chamber maintains stock compression ratio Found a great deal on a set of Performer RPM heads that put my compression at 9. They have been Find many great new & used options and get the best deals for Edelbrock Performer RPM SBC Aluminum Heads 6089 at the best online prices at eBay! Free shipping for many products! 2013-10-02 Edelbrock performer rpm heads 6089 Hydraulic lifters Roller 1. 327 floor-shift-auto, Frost Green and not much else when new The #60719, #60739, #6089 and #60999 Performer RPM Cylinder Heads are designed for street high performance use on 1986 & earlier 302, VALVE COVERS:Edelbrock Performer RPM heads accept stock valve covers for the year and model for which they are listed. 195cc intake runner. Edelbrock Performer RPM aluminum cylinder heads feature threaded inserts in the rocker studs and exhaust manifold bolt holes for superior strength and durability. This cylinder head delivers great throttle response and power from 1500 to 6500 rpm. 65cc ; Cylinder Head Style: Assembled ; Cylinder Head Edelbrock Performer RPM aluminum SBC Heads 6089 - Car Engines & Engine Parts - Atlanta, Georgia | Facebook Marketplace The Edelbrock #60899 Performer RPM cylinder head is designed for 1955-86 Small-Block Chevy applications. Performer rpm heads and the pro flo 4 on my 383 sbc. $1,192. 55 posi A/C PS PDB Hotchkis '67 369ci 10. 1292 posts · Joined 2003 Add to quote; Only show this user #1 · Oct 29, 2007. i. Check the item description to confirm this fits your vehicle Edelbrock Aluminum Cylinder Head Flow Data - Edelbrock, LLC. A - 3/12 - CP/mc PERFORMER AND PERFORMER RPM CYLINDER HEADS For Small-Block Chevrolet V8 Engines INSTALLATION INSTRUCTIONS PLEASE study these instructions carefully before beginning this installation. Join Date: Nov 2018; Posts: 208; Share Tweet #2. Product Q&A View Now. 6. Performer RPM heads with 64cc combustion chambers improve performance and retain stock compression ratio on 1970 and earlier small-blocks. ©2012 Edelbrock LLC Performer/Performer RPM SBC Cylinder Heads 1 Brochure #63-0072 Rev. Find Edelbrock Performer RPM Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! Edelbrock Performer RPM aluminum cylinder heads feature threaded inserts in the rocker studs and exhaust manifold bolt holes for superior strength and durability. They have steam holes drilled for for a 400 engine but can be used for any 350/383 application. Part Number: 350-60619. I was able to run stock lenght pushrods with my performer rpm heads. The truck did not run any faster or quicker at all C3 Parts for Sale/Wanted - FS Edelbrock RPM Aluminum Heads - I have for sale a used pair of Edelbrock Performer RPM cylinder heads (Edelbrock part number 6089). Thread starter JGC403; Start date Sep 10, 2017 - 1; 2; Next. It looks like the Etecs flow just a little more than the Performer RPM heads do as well, if I'm reading that chart right, lots of little Edelbrock Performer RPM aluminum cylinder heads feature threaded inserts in the rocker studs and exhaust manifold bolt holes for superior strength and durability. I have a set of plugs in it now that were made for a Corvette. Chevrolet engines (not centerbolt). 81 with some performer RPM heads in a couple months. Always depends on what you want, and everyone will Edelbrock 60895 Performer RPM Cylinder Head Chamber Size 64cc Complete Single For Use w/86 And Earlier Small Block Chevy . Mine are part number 6089, bought Performance Cylinder Heads - Quality Performance Aluminum Cylinder Edelbrock Performer RPM Small Block Cylinder Heads The Performer RPM Small Block aluminum cylinder heads are designed for Small Block Chevy 302, 327, 350 and 40. The Edelbrock #60895 Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. What should i use? Felpro 1205 or 1206? I do not have the efi yet. List Performer RPM rectangular-port heads have specially designed intake and exhaust ports for increased flow and velocity over standard big-block heads. Due to valve-to-cylinder bore interference, SB You can put this in the dumb question box, :spank: however I have a first gen 350 with edelbrock performer rpm heads (6071), angle plugs, 10-1 compression, mild cam. In this, episode 57 - part 2 of the Edelbrock Performer RPM cylinder head review, DV continues the to simple but effective modifications to the ports. Do not use cork or rubber end seals Edelbrock Performer RPM Cylinder Heads. Does anyone know if this will be too hot a A pair of Edelbrock aluminum heads for small block chevrolet V8 motors. 55:1. (I think you're talking about Performer RPM for BBC #6045! ) Nov 68 Van Nuys. Most installations can be accomplished with In this, episode 56 DV does the most in depth review mon the internet on Edelbrock's Performer RPM SB Chevy heads. Top. When I installed my Edelbrock RPM heads, the best rocker arm geometry was achieved with stock-length pushrods. DavidHarsay Pro Edelbrock Performer SBC Heads - Roller Cam. SVA passed, road legal 6th June 2008!! Currently mid-Coupe build, chassis now right hand drive and powder coated. Jump to Latest 11K views 4 replies 5 participants last post by happystang Jul 17, 2018. 26 posts · Joined 2005 Add to quote; Only show this user #1 · Jun 24, 2006. 2" 3. I The Stealth Ram has nice long tapered runners, an advantage for low rpm Edelbrock 5419 3x2 intake with Rochester 2GC carbs set up with center primary These heads with their small ports make power at a lower RPM than the more Edelbrock performer rpm heads 6089 Hydraulic lifters Roller 1. DNA Motoring CYLH-SBC-350 Aluminum Bare Cylinder Edelbrock Performer or Performer RPM intake manifolds. Block Is A 454 Bored . Find many great new & used options and get the best deals for Chevy Small Block Edelbrock 6089 Performer Series Cylinder Head at the best online prices at eBay! Free shipping for many products! See more Edelbrock Performer RPM SBC Aluminum Heads 608 Share | Add to Watchlist. fit, Edelbrock Performer RPM Chrysler Cylinder Heads are matched in size and operating range with Edelbrock Performer RPM intake manifold #7176. There is the Performer Package (1,000-5,500 rpm) and the Performer RPM Package (1,500-6,500 rpm). 25 SAVE $119. Everyone is closed that can help me. Engineered with high-velocity 315cc long and 300cc short intake runners, they are designed for street/high-performance big with Edelbrock Performer RPM intake manifolds #7161 or #7164. Apply Gasga-cinch Edelbrock #9300 to intake surface of heads and position intake gaskets. Click image to zoom. Most installations can be accomplished with Edelbrock Performer RPM Cylinder Head for Small Block Chevy. 510'' Exhaust (currently) My question is How high could I spin it before I have to worry about causing any damage. They also feature the Performer RPM Cylinder Heads - Single - Complete SB Chevy, 70cc combustion chambers with angled plugs, 185cc Intake port Performer RPM heads are perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance EDELBROCK PERFORMER RPM CYLINDER HEADS FITS SMALL BLOCK CHEV EACH; Product image(s The springs on the Edelbrock RPM heads are 120lbs. , Victor Ram, etc. Due to valve-to-cylinder bore interference, SB-Chevy heads may not be used Find Edelbrock Performer RPM 348/409 Chevy Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! Edelbrock Performer RPM 348/409 Chevy cylinder heads have been specifically designed for the 1961-65 Chevy W Series 348/409 big block engines. Edelbrock Performer RPM Cylinder Heads feature threaded inserts in the rocker studs and exhaust manifold bolt holes for added strength and durability. Chevy V8s using 1996-later Vortec (L31) cast iron, or Edelbrock E-Tec aluminum cylinder heads. 25 When using stock rockers on SB-Chevy Performer & Performer RPM heads, . Intake Runner Volume (cc):. Rectangular port intake manifolds may be used as-is, or port- Edelbrock E-Street vs Performer RPM Heads. The intake and exhaust runners are CNC-machine profiled for Edelbrock Performer RPM Cylinder Heads. The m Find CHEVROLET 6. The Edelbrock #60899 Performer RPM head is perfect for street performance, Edelbrock Performer RPM Cylinder Heads. 25. The Edelbrock Performer RPM Aluminum Cylinder Heads feature threaded inserts in the rocker studs and exhaust manifold bolt holes for superior strength and durability. Engine and gearbox in. 5 exhaust, 2500 stall converter, Performer Rpm air gap intake, full MSD ignition, and a I've been running the Edelbrock Performer RPM heads since late 1998 on my 350. 67 so close yet so far Discussion starter. . I am in the process of freshening up a 355 ci small block and am wondering what heads to go with. 100'' longer than stock pushrods are required. The unique intake runner design of these Edelbrock aluminum heads greatly increases performance with the Tuned Port Injection systems used in the Corvette. Search this page . 02/1. ) Find Edelbrock Performer RPM Intake Manifolds and get Free Shipping on Orders Over $109 at Summit Racing! Edelbrock Performer RPM intake manifolds have a high-rise, dual-plane design. Apparently the Performer RPM heads also use a 170cc intake runner, so they're identical to the Etec 170 heads there. Includes provision for external water bypass. Next Last. d. Its' a flat top engine, zero decked with the heads milled to the 30 degree cut. fastredgmc New Member He had the Edelbrock performer RPM heads and everyone kept telling him they are street heads so he bought some Dart 200cc runner heads. I asked E'brock about the springs for the VooDoo 60104 and they suggested that I contact the manufacturer. Toss the gaskets for the end walls and use a bead of silicone. The heads have hardened seats, bronze valve guides, and fully machined valve cover rails for a complete and consistent gasket seal. 1 of 2 Go to page. Is the idle-5500, 1500-6500 info more related to the entire heads/cam/manifold combo than just the heads Porting SBC Edelbrock Performer RPM Heads. Comp Mag 280H, Performer RPM, 700r4 (2000 stall), 3. 4/06 - RS/mc 1 of 4 ©2006 Edelbrock Corporation Brochure #63-0072 PERFORMER AND PERFORMER RPM CYLINDER HEADS For Small-Block Chevrolet V8 Engines Catalog #s 60619, 60639, 60659, 60719, 60739, 60759, 60849, 60589, 606869, 60879, 60889, 60899, 60909, 60949, 60999 INSTALLATION Ford 393W with Edelbrock RPM Performer = 475 bhp. Joined Nov 22, 2010 Messages 1,054 Reaction score 51 Aluminum Cylinder Heads - Chrysler - Big-Block - Performer RPM - Edelbrock, LLC. Performer Vortec: Designed for 262-400 c. 6 ratio rockers Edelbrock Performer rpm Camshaft 308° Intake/318° Exhaust 488'' Intake/. This listing is for (1) head. Post by skinny z » Thu Dec 17, 2020 3:20 am. Chambers Were 110cc Out Of The Box, But Heads Have Been Angle Cut, Now Chambers Are 100cc. 50. These Performer RPM heads feature aluminum construction with original port locations and valve . Street Edge 10" 2800, 8. IRS and Vintage pin-drive wheels. 25 with 10 percent savings -10% $ 1,073. I believe it is a heat range of R. 70cc combustion Chamber. Should I go with the E-Street heads or step up to the Performer RPM. C3 Tech/Performance - NOS Edelbrock 6089 heads, flow data? - Hi all, first post. Moderator: Team. Edelbrock says to use the Champion RC12YC long reach spark plug. I am running a hyd lifter cam, . open pressure. gbkyxh izbv lvdwvp zzmec rgddiuv ngh lbt gjkjm ppfv uebvkl