I have listed the Manley Race valves or the 3400 engines. These are best for boost and high RPM application, especially those looking to use the available XFI cam lobes and the PAC 1518 springs.
Stainless Steel XH-426 Exhaust and NK-842 Intake valves
Chrome Stems and Hard Tips
Swirl Polished and Fully Machined
Race Master Exhaust (Straight Stem) and Race Flow Intake
Recommended exhaust valve for Alcohol Engines
Designed for up to 8000 RPM and 1200 Degree F temps
These are optional on the street/strip 3400 heads and standard on the race/boost 3400 heads.
Stainless Steel XH-426 Exhaust and NK-842 Intake valves
Chrome Stems and Hard Tips
Swirl Polished and Fully Machined
Race Master Exhaust (Straight Stem) and Race Flow Intake
Recommended exhaust valve for Alcohol Engines
Designed for up to 8000 RPM and 1200 Degree F temps
These are optional on the street/strip 3400 heads and standard on the race/boost 3400 heads.
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