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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
The heads share the same optimized valve locations as our record setting BE LS 12D Oval Port Cylinder Heads with 2
600" lift and over 470CFM at 1" lift
Valve lengths fur our hydraulic cylinder heads measure 5
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 The heads share the same5 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.
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