CNC-Motorsports offers the best selection of 351w-393 stroker kits. We offer street kits with pump gas pistons to wild fully forged rotating assembly kits to meet your racing needs. We offer quality name brands such as; Eagle, Scat, Callies, K1, JE/SRP, Diamond, Wiseco, Mahle CP and Keith Black to name a few. CNC-Motorsports can customize any 393 windsor stroker kit to meet your specific needs. All balanced 393 rotating assembly kits are completed in house by CNC-Motorsports. If you don’t see the 393 kit you're wanting feel free to call or email our experienced staff today.