Ls3 hot cam cnc heads horsepower
Prices include checking your valve guides for proper size, if your heads require guide replacement the cost is $9.50 per guide. Intake runner volume - LPE CNC: 275cc - Stock GM: 261ccĮxhaust runner volume - LPE CNC: 93cc - Stock GM: 89ccīase price package includes porting your supplied cylinder heads
Manley Polished Nextek HP Dual 0.660 lift Spring Kit. Solid, stainless 2.165 intake / 1.600 exhaust valves.
LS3 HOT CAM CNC HEADS HORSEPOWER SERIAL
Following porting each head receives: Precision 3 angle valve job to maximize flow & provide extended life, CC checking chamber size for correct compression, surfacing to insure deck flatness, deburring, pressure testing, professional assembly, setting spring height & checking all tolerances, and serial number. Set of two (2) FED Monster-Series M311 (LS3 11°) 273cc rectangle port cylinder heads. Each CNC ported cylinder head will have the same port and chamber configuration as the original master used to develop the CNC program.
LS3 HOT CAM CNC HEADS HORSEPOWER PLUS
Hand porting is a very labor intensive and time-consuming procedure that takes years to perfect.īy CNC porting the cylinder heads the high cost of hand porting is reduced, plus the CNC porting is more consistent and will produce better results. Shop LSX performance parts atgen Camaro SS with a custom camshaft and CNC ported LS3 cylinder heads. The Lingenfelter CNC porting procedure is a computer controlled machining operation that duplicates details from a finished Lingenfelter hand ported cylinder head. Lingenfelter L92/LS3 cylinder heads are precision CNC machined on our in house 5 axis CNC machine to insure that tight tolerances are maintained.
The cylinder head ports and chambers are carefully redesigned to produce the best flow characteristics that will provide improved horsepower & torque. I don't see an exhaust side comparison but I do know the LS6 heads have a better I/E ratio, and with 5 more CC's, with a D shaped exhaust port for a better short turn radius I'll bet the exhaust side also has comparable gains over the LS1 head.Lingenfelter offers a CNC ported version of the L92/LS3 aluminum cylinder head used on 2008 production 6.2L based Chevrolet Corvettes and various 2007-2008 L92 L76 6.2L and 6.0L based GM trucks. After that they really take off skunking the LS1 heads by 30 cfm. Here are some flow numbers on the intake side.Įasy to see the LS6 heads are superior, and even at mid lift flow (.400) they beat the LS1 heads by 20 cfm. WHO MAKEs THE WORLDS BEST SMALL BLOCK FORD, CHEVY OR DODGE (351 VS 350. That was only 40 HP shy of the Lingenfelter built LS7 that is currently in our 71 Camaro. HOW MUCH POWER ARE LONG-TUBE HEADERS REALLY WQRTH JUNKYARD 6.0L LS HEADER TEST by Richard Holdener. 030' taken off the heads, CNC porting done by Mission Critical and a 240/243. Right off the bat in unported form, the LS6 heads already have an advantage. We recently dynod a stock cube LS3 with Fitech controlling it on 91 pump gas. The LS6 heads have an intake runner CC of 210 and an exhaust runner CC of 75. Add 100+ horsepower to your GM LS or Gen 5 LT engine with a Texas Speed & Performance cylinder heads and camshaft package Our packages will include cathedral port, square port, and rectangular port cylinder heads to accommodate LS1, LS2, LS3, L99, LS6, LS7, LSA, LQ4, LQ9, L83, L86, LT1, and more All. Here is some interesting info for ya comparing LS1 heads to LS6 heads.įor starters, the LS1 heads have an intake runner CC of 200 and an exhaust runner CC of 70.