Wiseco Professional Series Forged Piston and Ring Set - 4.005 in Bore - 1.2 x 1.2 x 3.0 mm Ring Grooves - Minus 3.20 cc - GM LS-Series 3550224-156- L Includes diaper pin

Includes diaper pin

Reduce exhaust drone

Bypass Flange W/ 20Mmx1

Use with other manufacturers' hose is not recommended

Wiseco Professional Series Forged Piston and Ring Set - 4.005 in Bore - 1.2 x 1.2 x 3.0 mm Ring Grooves - Minus 3.20 cc - GM LS-Series 3550224-156- L Includes diaper pinChevrolet 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