WebSep 24, 2015 · AFR became the first to offer aftermarket LT1/LT4 heads, the first to receive a CARB EO number, and the first to introduce an LS1/LS6 head. ... The substantial capabilities of this fully CNC-ported head can keep up with strokers and forced induction, while also working for some stock cubic-inch combos. Again, this casting sports a 13.5 … WebMay 13, 2024 · Documenting the port sizes before porting. The heads need a good cleaning and full disassembly before the porting begins. Port sizes OEM: Intake port 177cc …
Cylinder Heads - Texas Speed
WebBrawler LS3 Style CNC Ported Cylinder Heads w/ TSP .660" Spring Kit and Titanium Retainers $ PRC LS7x 285cc CNC Ported 400 CFM Heads $ Precision Race Components Aftermarket LT1 CNC Cylinder Heads $ Precision Race Components Aftermarket LT4 CNC Cylinder Heads $ PRC CNC Ported 6.2L Hellcat Cylinder Heads $ 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 cuminity center fighing guide stardew vally
LME Black Label LS7 6 Bolt heads - Late Model Engines
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 … 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). WebOEM LT1 LT2 L86 L87 GM Castings CNC Ported. Available to purchase out right or with core exchange. Features: CNC Ported Intake & Exhaust Runners. 5-angle Valve Job. Available Bare or Assembled. 2.126" Intake Valve. 1.590" Exhaust Valve. ***If you opt to do the core exchange, the heads that you purchase will NOT ship until we receive your cores ... cumin kitchen crowthorne