4P RACE CASTING CNC Cylinder Head Stroker Kits along with hard chrome stems

along with hard chrome stems and friction-welded hard tips

4 Piston Racing K20C1 Crate Engine

and this new engine will further open that gap

4P PSI Pro Stock valve springs

S10165- 16

4P RACE CASTING CNC Cylinder Head Stroker Kits along with hard chrome stemsIntroducing the 4P Race Casting Months of development has lead to this. In 2018 we worked tirelessly on developing a superior port for our Billet K20 cylinder head. It is a clean slate design that could not fit into any OEM cylinder head casting, and one that outflowed anything on the market by a landslide. Unfortunately after complaints from our competitors, our Billet head was banned from competition. We immediately put that energy into developing a