WebSep 24, 2013 · We started with a basic stock GM LT1 engine with a .040 bore with a stock crankshaft, heads, exhaust manifolds, intake, 1.5 rockers, oil pan, OptiSpark, 48mm throttle body, 24-pound injectors and ... WebFeb 25, 2009 · The LT1 guys, who have basically the same exhaust ports, regularly get 210cfm, sometimes better, out of ported stock LT1 heads. Intake side can get up to near 300cfm off a stock LT1 casting, and they aren't too radically different than an L98 head, as far as port design goes (not including the LT4 head, of course, its quite different).
GPI / CID – Track Attack LT1 / LT4 Cylinder Heads Package
WebMTI Racing GM LT1/LT4 CNC Ported Cylinder Head. MTI Racing provides a CNC Ported version of the GM LT1 and LT4 Cylinder Head. MTI Racing cylinder heads are precision … WebJul 4, 2006 · Vortec heads were designed based on the 1996 Caprice 9C1/Impala SS LT1 cast-iron head castings. The only difference is the water jacket revision so these heads could be used on conventionally-cooled small blocks. The 1996 LT1 cast-iron head was the highest-flowing LT1 head used by GM. fitech loaded intake
Gen V LT Cylinder Heads at LSXceleration
WebAFR's LT1/LT4 SBC heads are designed for the Gen II reverse cooled SBC engine from 1992-1997. They feature all the same benefits and quality components as AFR's Gen I SBC heads. Additionally they are machined to accept both center bolt and perimeter bolt valve covers. Not compatible with self-aligning rocker arms. 210cc SBC LT4 Race Cylinder Head WebThe BRODIX Track 1® has a 221 cc intake port and a 67 cc combustion chamber. This head was designed for the drag or oval track racer who wants a lighter weight cylinder head that can make a significant difference in horsepower. The BRODIX Track 1® has a very thick deck that is compatible with nitrous, and comes with phosphorous bronze valve ... WebJul 2, 2024 · These LT1 ports are equal to aftermarket rectangle port big-block flow numbers. We’ve come a long way from the old small-block Chevy days when a stock set of iron “fuelie” heads might struggle to achieve 220 … can having a pet make you happier