Pistons

Diamond LS2K 4.000 Bore 4.000 Stroke -4.8cc Flat Top Piston Kit 21523-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with...

Diamond LS2K 4.005 Bore 4.000 Stroke -15cc Dish Piston Kit 21550-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with...

Diamond LS2K 4.010 Bore 4.000 Stroke -15cc Dish Piston Kit 21551-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with...

Diamond LS2K 4.010 Bore 4.000 Stroke -4.8cc Flat Top Piston Kit 21525-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with...

Diamond LS2K 4.030 Bore 4.000 Stroke -15cc Dish Piston Kit 21552-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with most...

Diamond LS2K 4.030 Bore 4.000 Stroke -4.8cc Flat Top Piston Kit 21526-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with...

Diamond LS2K 4.030 Bore 4.125 Stroke -20cc Dish Piston Kit 21559-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with most...

Diamond LS2K 4.030 Bore 4.125 Stroke -4.8cc Flat Top Piston Kit 21533-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with...

Diamond LS2K 4.065 Bore 4.000 Stroke -4.8cc Flat Top Piston Kit 21528-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with...

Diamond LS2K 4.070 Bore 4.000 Stroke -18cc Dish Piston Kit 21555-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with most...

Diamond LS2K 4.070 Bore 4.000 Stroke -4.8cc Flat Top Piston Kit 21529-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with...

Diamond LS2K 4.070 Bore 4.125 Stroke -21cc Dish Piston Kit 21560-RS-8 Features: 3D milling on piston crowns for ready to install finish Inboard forging design with fully machined under crown for maximum strength Valve pockets designed to work with most...