Cylinder Heads

This head fits Honda GX200/196cc Clone, Ducar 196/212, Predator 212 Hemi, Predator 224 Max Peformance, Tillotson 196/212, and Wildcat 223cc engines. The Predator 212 non-Hemi requires the dowel pin holes be drilled out to 11mm for use on that block This...

WC946 18cc Big Valve 31/25 Head with 26# Springs This is the new, stronger head with standard length 31mm intake and 25mm exhaust valves. Comes with 26# valve springs and billet retainers with split lock keepers. The 18cc "kidney bean" chamber increases...

Big valve stock appearing 196cc clone cylinder head. 27mm intake and 25mm exhaust. 22CC combustion chamber. Not AKRA legal for Box Stock class. Comes complete with cylinder head, 27/25mm stainless valves, intake valve seal, 26# springs, retainers, split...

DescriptionThe Performance Modified Head has the stock valves replaced with SI Valves brand stainless steel valves. The seats are cut to include multiple angles and then the valves are lapped for a better seal. We machine .050" off the head to increase...