Valvetrain

State-of-the-art design to help reduce hot start issues and starter/battery loads Have 5-7 Newtons of closing force resistance Custom molded knobs ensure they stay cool to the touch and are easy...

Designed for maximum performance Features interference-wound, double-chrome silicone springs; heat-treated steel base washers All spring kits should be used together Available in a complete set...

Designed for maximum performance Features interference-wound, double-chrome silicone springs; heat-treated steel base washers All spring kits should be used together Available in a complete set...

Kits include KPMI® or equivalent valve spring kit, a full set of Black Diamond™ stainless steel standard size valves and are black nitride coated, H.T. (Heat Treated) steel valve keepers and valve...

Kits include KPMI® or equivalent valve spring kit, a full set of Black Diamond™ stainless steel standard size valves and are black nitride coated, H.T. (Heat Treated) steel valve keepers and valve...

Kits include KPMI® or equivalent valve spring kit, a full set of Black Diamond™ stainless steel standard size valves and are black nitride coated, H.T. (Heat Treated) steel valve keepers and valve...

Kits include KPMI® or equivalent valve spring kit, a full set of Black Diamond™ stainless steel standard size valves and are black nitride coated, H.T. (Heat Treated) steel valve keepers and valve...

Kits include KPMI® or equivalent valve spring kit, a full set of Black Diamond™ stainless steel standard size valves and are black nitride coated, H.T. (Heat Treated) steel valve keepers and valve...

Kits include KPMI® or equivalent valve spring kit, a full set of Black Diamond™ stainless steel standard size valves and are black nitride coated, H.T. (Heat Treated) steel valve keepers and valve...

Kits include KPMI® or equivalent valve spring kit, a full set of Black Diamond™ stainless steel standard size valves and are black nitride coated, H.T. (Heat Treated) steel valve keepers and valve...

Kits include KPMI® or equivalent valve spring kit, a full set of Black Diamond™ stainless steel standard size valves and are black nitride coated, H.T. (Heat Treated) steel valve keepers and valve...

Kits include KPMI® or equivalent valve spring kit, a full set of Black Diamond™ stainless steel standard size valves and are black nitride coated, H.T. (Heat Treated) steel valve keepers and valve...