Valvetrain

Contact surfaces designed for improved sealing High-temperature rubber coating and PTFE materials Improved tolerance over OEM Kits include one full set of intake and exhaust seals Made in the USA Compatible...

Contact surfaces designed for improved sealing High-temperature rubber coating and PTFE materials Improved tolerance over OEM Kits include one full set of intake and exhaust seals Made in the USA Compatible...

Contact surfaces designed for improved sealing High-temperature rubber coating and PTFE materials Improved tolerance over OEM Kits include one full set of intake and exhaust seals Made in the USA Compatible...

Kitted sets of intake and exhaust valves designed to match the OE material specifications for drop-in compatibility (no need to reconfigure spring pack from OE specs) All valves are one-piece forged and designed using Finite Element Analysis (F.E.A...

Kitted sets of intake and exhaust valves designed to match the OE material specifications for drop-in compatibility (no need to reconfigure spring pack from OE specs) All valves are one-piece forged and designed using Finite Element Analysis (F.E.A...

Stainless steel conversion kits include only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves Extend the life of the valve train and intake components by as much as 4x over the OEM titanium...

Stainless steel conversion kits include only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves Extend the life of the valve train and intake components by as much as 4x over the OEM titanium...

Stainless steel conversion kits include only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves Extend the life of the valve train and intake components by as much as 4x over the OEM titanium...

Stainless steel conversion kits include only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves Extend the life of the valve train and intake components by as much as 4x over the OEM titanium...

Stainless steel conversion kits include only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves Extend the life of the valve train and intake components by as much as 4x over the OEM titanium...

Stainless steel conversion kits include only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves Extend the life of the valve train and intake components by as much as 4x over the OEM titanium...

Stainless steel conversion kits include only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves Extend the life of the valve train and intake components by as much as 4x over the OEM titanium...