Chevy SBC 350 Straight Cylinder Head Top End Engine Combo Kit [Solid/Mechanical Flat Tappet] Four corner water ports

Four corner water ports

Speedmaster CNC ported cylinder heads are machined on dedicated 5-axis CNC machines to ensure accuracy and better flow

Increase fuel volume and better fuel distribution with these Speedmaster fuel rails

Nitrous/injector bosses

but with several important modifications

Chevy SBC 350 Straight Cylinder Head Top End Engine Combo Kit [Solid/Mechanical Flat Tappet] Four corner water portsDon't spend hours figuring out which pieces and parts you need to get what you want from your engine. Speedmaster has already done the work for you; our Top End engine kits will save you the time and hassle of mixing and matching components yourself. These kits are specifically designed to deliver the performance you want, at a better price than purchasing the parts separately.