
Gravedigger Mazdaspeed 3/6 Head Build Kit
Transform your Mazdaspeed 3 or 6 engine with this comprehensive head build kit. Select from premium Kelford cams engineered for optimal valve timing and lift, paired with Supertech springs and retainers for reliable high-RPM performance. Customize your build further with optional valves, guides, and seals to achieve a fully refreshed cylinder head. Perfect for enthusiasts seeking increased horsepower and improved engine responsiveness without complete engine replacement
We HIGHLY using ARP L19 Head Studs for all head builds. These are available here!
Transform your Mazdaspeed 3 or 6 engine with this comprehensive head build kit. Select from premium Kelford cams engineered for optimal valve timing and lift, paired with Supertech springs and retainers for reliable high-RPM performance. Customize your build further with optional valves, guides, and seals to achieve a fully refreshed cylinder head. Perfect for enthusiasts seeking increased horsepower and improved engine responsiveness without complete engine replacement
We HIGHLY using ARP L19 Head Studs for all head builds. These are available here!
Original: $540.12
-70%$540.12
$162.04Description
Transform your Mazdaspeed 3 or 6 engine with this comprehensive head build kit. Select from premium Kelford cams engineered for optimal valve timing and lift, paired with Supertech springs and retainers for reliable high-RPM performance. Customize your build further with optional valves, guides, and seals to achieve a fully refreshed cylinder head. Perfect for enthusiasts seeking increased horsepower and improved engine responsiveness without complete engine replacement
We HIGHLY using ARP L19 Head Studs for all head builds. These are available here!



















