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 H760003M #07240 includes Two (2) 80

#07240 includes Two (2) 80 gram Clay Bars

Kit includes a helpful tuning chart to assist you in selecting the appropriate accelerator pump cam

Welded Steel Construction

Extra thick

Straight Front

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 H760003M #07240 includes Two (2) 80Chevrolet 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