Speedmaster as-cast cylinder heads offer improved power throughout the entire rpm range for greater throttle response and top-end performance. Speedmaster as-cast cylinder heads are designed for entry-level street/strip applications and are available for popular V8 engines (bare or assembled). Order the model recommended for fitment with your year/make and engine size.
Features and benefits Include:
* Bronze valve guides
* CNC-finished faces and bolt holes for extreme accuracy
* T6 heat-treated gravity die-cast construction (alloy heads only)
* OEM accessory bolt patterns
* Plenty of material for upgrading to larger horsepower applications
* Machined for screw-in studs and guide plates
* Flame-hardened valve seats for use with all fuel