½” and 3/8” stud machining is available upon special order with a lead time of 2 weeks extra. Frankenstein Engine Dynamics M311 273cc LS3 Rectangle Cylinder Head-Complete Set w/Billet Rocker Stands. How ever, They need to be matched up with the proper engine combo to see any gains. The gains offered by the high-flow LS3 heads … There are enough flow numbers on our website to keep everyone busy for a while. The company's investment in casting and tooling capabilities allows them to produce a cylinder head design that is unrivaled in the market. Tons of R&D on both the flow bench & engine dyno has created one of the leading LS3/ cylinder heads available! The LS3 heads hit the flow bench. Customized performance air-flow solutions are also available. The LS2 is an outstanding continuation of GM's high-tech, pushrod small-block V-8s. The numbers are from our in-house flow bench. Air Flow Research (17) Brodix Cylinder Heads (16) COMP Cams (89) Dart (16) GM Performance Parts (50) Mr. Gasket (41) Tick Elite Camshafts (70) Tick Performance (17) … The port and chambers are carefully designed to provide the best combination of high flow capabilities and improved port velocity. AFR’s 230cc LSX heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, Titanium retainers and high quality components throughout. The BP BR 3 is a 100% CNC ported head … SKU 54550-03STS. Frankenstein offers several different styles of heads for the LS-platform including a 247cc and 265cc version for an LS1, a 287cc LS3, 290cc and 294cc for the LS7. The ultimate upgrade for your LS3 or LSA engine is here. Dart Race Series GM LS 10 Degree 368cc CNC Aluminum Cylinder Head 11081050. We have a program for a 4.185 bore solid roller app that has a 2.270 intake and a 1.590 exhaust. BRODIX delivers the industry’s most durable replacement for the LS3 style cylinder heads with the introduction of the BR 3 series. #1---Head Flow Charts & Comparisons. ( 19 customer reviews) From: $ 1,295.00 $ 1,095.00. Katech vLog - The Streetspeed717 Z06 … 8 PHONE: 732.905.3366 FAX: 732.905.3010 LS-1 / LS-2(LS-6 Head) Small Block Chevy Race Flo / Race Master Valves XH-426 Stainless Exhaust Material NK-842 Stainless Intake Material Chrome Stems and Hard Tips Swirl Polished and Machined Intakes are “Pro Flo” for Improved Flow O.E. Livernois Motorsports LS7, CNC. Chevrolet Performance CNC-Ported LS3 Cylinder Heads. LS7 heads flow over 400CFM. -. Manufactured to compliment the high standards of our LS series heads. GPI – LS3 Heads / L92 Heads (Ported) Rated 5.00 out of 5 based on 19 customer ratings. Now: $2,549.97. Bronze valve seats. ALL Gen III heads are interchangable. These peak numbers were combined with impressive mid-lift flow numbers that led the field at 0.300 and 0.400 lift. F710 Frankenstein head. Symmetrical Port Big Block Chevy Heads & matching Manifolds, LS7 & LS3 manifolds, GenV LT1 Cylinder Heads, LS7 Cylinder Heads & SB Ford SC1 and SC2 Cylinder Heads and Manifolds. Victor Jr Gen III/ IV LS Chevy Cylinder Head Standard Block. Starting at $113 /mo with Affirm. lift (intake side) at 28 in. Trick Flow® GM LS engine steam line fittings are available to upgrade the factory steam tubes of your modified LS-powered cars and trucks to update your race car plumbing system. In addition to its regular line of CNC-ported LS heads, TEA also offers custom porting options including factory castings such as the L92/LS3 and various cathedral port heads. Head Stud Sizes- The F-series heads come standard with clearance for 7/16” studs or smaller for the center 10 bolts and the outer tabs and the deck studs are machined for 8mm standard. In terms of peak numbers, the TEA-headed 468 produced 721 hp at 6,900 rpm and 631 lb-ft at 4,900 rpm. $1,199.95. LS Engine Block and Head Guide. Tested on the flow bench, production LS3 heads flow as much as 315 cfm right out of the box. BES / Brodix BR7 Heads - Flow Numbers. As with all L92/LS3 heads, the minimum bore needed is 4.00 inches. PROMAXX Performance Products specializes in all types of automotive cylinder head for any budget, carrying Performance cylinder heads, diesel cylinder heads and stock replacement cylinder heads. We can customize these specifications and components to your application, just give us a call at 812-576-2371. Doweled rocker stands included with head purchase. Known stock Coyote intake port head flow numbers are 289.4-cfm intake and 201.4-cfm exhaust at .500 inch, which is remarkable, but there’s more. JEGS LS3 Aluminum Cylinder Head is the perfect replacement or upgrade for your LS based engine. With full CNC porting, the GMPP PN 88958698 LS3 heads offered impressive intake flow numbers, registering 354 cfm at 0.700 lift. As we have come to expect of the LS3/L92 heads, the exhaust flow lagged behind the intake significantly at 226 cfm. New Additions** Ai Aftermarket Casting Based Cylinder Heads: 223cc CNC'd Dart/RHS Cathedral. This head flows 422@.800 and 268@.800. The F-series is Frankenstein’s first line of proprietary LSX based cylinder head castings. For more information on the F-series cylinder heads and billet intake manifolds, check them out at frankensteined.net Edelbrock part #61339 Victor Jr. LS3 (4-bolt flange) is a complete cylinder head ideal for use in high Performance's street and competition engines that have reached their limit with a stock-style cylinder head … CNC Ported LS3 Style 6-Bolt Cylinder Heads w/ TSP .660" Spring Kit and Titanium Retainers $ 1,999.99 Enforcer As Cast; SBC Eliminator - 23° Cylinder Head; SBF Renegade - 20° Cylinder Head; LS1 Mongoose - 15° Cylinder Head; LS3 Mongoose - 12° Cylinder Head; BBF Bullitt - 14° Cylinder Head; BBC Magnum - 24° Cylinder Head; BBC Magnum - 18º Cylinder Head; Manifolds. 4.000” minimum bore size. Solid, stainless 2.175” Intake / 1.615” Exhaust valves standard – interlocking valve seats (like those found in racing heads) standard. Steadfastness has never been so feasible for your LS3 headed power plant. Stainless Valve Weight. The numbers are from our in-house flow bench. “We feel very strongly that there is absolutely no serious racing head for the LS community,” says Frank. The A356T6 alloy also manages the higher heat of a forced engine more effectively. Recommended for 4.155" or larger bore size, Dart’s New Race Series 10° LS cylinder head is the ultimate choice for maximum competition. When we decided to sell Aftermarket Performance cylinder heads the decision was easy! to 7/16 in., Ford, Small Block, Set of 20 Part Number: TFS-51400419 reach spark plugs. Billet aluminum intake manifold for LS1, LS3… Prequalify now. Lingenfelter offers our CNC ported version of the LS7 aluminum cylinder head used on the 2006-2009 C6 Corvette ZO6 that is the same as what is used in our 630 horsepower & 660 horsepower C6 ZO6 packages. Please login to add to Quote. BTR LS3 SHAFT ROCKER KIT. Add to Cart. Standard attributes include precision CHE manganese guides with hollow stem intake and stainless exhaust valves. - Base price package includes NEW GM LS9 cylinder head. Description Photos Details Flow Chart Easy Order Numbers Instruction Sheet Videos Description. Ultra modern 2 Piece design. Uses: Drag Racing, Off Road, Late Model Stock Cars, Sprints and more. If you peruse the Frankenstein Engine Dynamics’ product line, you’ll see the company offers a complete line of GM LS cylinder heads. ProMAXX Performance has designed a complete new line of performance heads that meet or exceed the big names in the industry. A good head will flow 'About' 125 cfm per Sq." Reuse Factory Intake Valves: 1.930-inch BES / All Pro RR245 - Flow Numbers… SBC Eliminator - 23° Cylinder Head; SBF Renegade - 20° Cylinder Head; LS1 Mongoose - 15° Cylinder Head; LS3 Mongoose - 12° Cylinder Head; BBF Bullitt - 14° Cylinder Head; BBC Magnum - 24° Cylinder Head; BBC Magnum - 18º Cylinder Head There are enough flow numbers on our website to keep everyone busy for a while. SKU 54550. Livernois’ program for the OEM LS7 casting or GMPP LSX-LS7 (6 … LS1 Mongoose - 15° Cylinder Head. Z - Wanted Parts. Heads are complete and assembled. Pro Elite GM LS3 CNC-Port 6-Bolt Aluminum Cylinder Head - Assembled w/ .700" Lift Springs & Stainless Int./Inconel Exh. GM LS7 trunnion upgraded rockers. They have a 69cc combustion chamber and accept 14 mm x 3/4 in. Aussie manufactured Higgins LS-series cast alloy CNC ported heads. Dart's all-new Pro1 LS3 cylinder head features the latest in port and combustion chamber design. Manley titanium retainers. Port & Chamber volumes / flow numbers TBD. Casting Number 243 Head: 2001 LS6 5.7 Liter Passenger Car Material: Aluminimum Part Number: 12564243 Combustion Chamber Volume: 64.45cc Compression Ratio: 10.5:1 Intake Port Volume: 210cc Exhaust Port Volume: 75cc Intake Valve Diameter: 2.00 inches Exhaust Valve Diameter: 1.55 inc hes Stock Head Flow Numbers Heads are complete and assembled. Small Intake Port design by Greg Good is 10% smaller than a ported factory head and makes for an outstanding power increase over factory heads. Picking up some 40-50 cfm over stock. Heads are complete and assembled. by Greg R. September 28, 2015. RHS has introduced their new Pro Action™ Rectangle Port Aluminum Cylinder Heads as a premium LS3 replacement head, ensuring great power on any performance or stock engine build. Please login to add to Quote. 9.63:1 Compression on LPE low compression 417 CID short block. If the any part does not meet the limited warranty criteria an RMA number will have … Tech Specs: GM 5.3 L83, Stage 1. Ai GM CNC Porting Options by Casting # & Engine Type: 243/317/799 LS6/LS2 , 241/853/806 LS1 , 821/LS3 & LSA/9 , 823/L92 , 706/862/5.3 LS1 , 8452/LS7. TRICK FLOW 245 CYLINDER HEADS - BUILD YOUR OWN*. Manley hardened locks. Please call 812-576-2371 for details ask for Preston. #1---Head Flow Charts & Comparisons. Please use the chart below as a preliminary head recommendation guide for our products. All heads come with high quality components, such as titanium retainers and Pac Racing Springs. Thompson Motorsports custom length Chromoly pushrods. CBM Motorsports™ electronic components and products are warranted to be free from defects in material and workmanship for a period of 30 days from the date of purchase. More material where needed and accept all factory parts except head … High performance premium cylinder heads and components for LS & LT applications. Dart’s new PRO1 LS 12° 285cc CNC Aluminum rectangle port cylinder head for GM LS7 Compatible small block V8 engines take performance to the next level. Featuring A356 aluminum castings, titanium retainers and the highest quality components, throughout. BBC. Standard versions designed to work with GM LS3 rockers and equivalent. Prices include checking your valve guides for proper size, if your heads require guide replacement the cost is $9.50 per guide. intake valves and 1.59 in. Solid, stainless 2.165” intake / 1.600” exhaust valves. Cylinder Head - F710 - Bare - 2.250 / 1.615 in Valve - 287 cc Intake - 68 cc Chamber - Black Valve Covers Included - Aluminum - LS7 - GM LS-Series - Each - 287cc, 10 … PRI 2015: New Billet LSX Pro Mod Cylinder Heads From Frankenstein. Cam motion custom ground camshaft. Pontiac. Hollow Stem Valve Weight. As delivered from TEA, the LS3 heads offered peak intake flow numbers of 365 cfm, while the exhaust flow checked in at 241 cfm. Victory titanium valves. First, pick your compression. BES / GM L92/LS3 Castings; BES / GM LS7 Heads; BES / GM LS1/LS2/LS6 Heads; Cylinder Heads. A great way to increase the air flow to your All Pro CNC Ported Heads. It offers the superior architecture of the LS family of engines, free-breathing heads … 10° valve angle. 230cc LS1 Cylinder Head. Today, life is a bit easier! Starting at $3500. Labeled as the F-Series, they are bad hombres to be sure and they include fitments for LS1, LS3 and LS7 variations. Introducing the NEW Thompson Motorsports and Frankenstein Engine Dynamics Cylinder Heads These LS3 heads are a part of Frankenstein’s Monster Series, made for Thompson Motorsports and our incredible customers. Here is what I have found. Pro Steel Series. There are 4 different compression charts listed. Shop Now. Sq. to see any gains, 230cc and 245cc 's investment in casting and tooling capabilities them... Machining is available upon special order with a 90 % Throat intake flow numbers TBD is $ per... 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