Wiseco LS Standard Stroke Piston and Ring Forged 4.005" Bore 1.2 x 1.2 x 3.0 mm Ring Groove - Minus 11 cc MGMB Duration 275 / 279

Duration 275 / 279

Driver Side Inlet

boost by rpm

Supplied with a socket style distributor cap and rotor

Wiseco LS Standard Stroke Piston and Ring Forged 4.005" Bore 1.2 x 1.2 x 3.0 mm Ring Groove - Minus 11 cc MGMB Duration 275 / 279Chevrolet LSWiseco produces pistons and piston rings for a number of engine applications from classic V8s to sport compacts. Wiseco pistons are available as complete kits or as individual components, including related parts such as wrist pins, connecting rods, and more. Wiseco is unique among aftermarket piston manufacturers in the United States because it is the only brand that produces pistons strictly using the forging process. Starting with