Engineered, forged, and machined in the USA Designed and built for each specific 4-stroke powersports engine Improved tensile strength of forged material optimizes strength and service life Dedicated forgings and additional lightening operations allow for optimized strength-to-weight ratio Includes high-quality piston ring(s), wrist pin(s), and circlips .
High quality pistons, have used them before in a turbo build.030 oversized @ 10:1 CR and held up to 28psi of boost. Would recommend them to everyone. Great prices make them even better.