Pay in 4 interest-free payments of $37.50 Learn more
Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
600" lift and over 470CFM at 1" lift
The heads share the same optimized valve locations as our record setting BE LS 12D Oval Port Cylinder Heads with 2
CNC chamber softening that incorporates the generic radial conical softening like most companies use
Upper Injector location has been shown in testing to make slightly more power than the lower placement
all the while refusing to disclose the weight as its well known that less weight equals improved times and MPH
5/16 Steel Exhaust Valve Guide Upgrade for Power Adder Heads CID Big Block Chevy cylinder heads 600" lift and over 470CFM5 16 Steel Exhaust Valve Guide Upgrade with a K Line Valve Guide Liner insert for Power Adder cylinder heads. Steel valve guides better withstand the higher exhaust temperatures experienced in power adder applications.
US$ 11.11
US$ 27.99
US$ 131.25
US$ 25.55
US$ 99.00