Piston and Ring - PowerPak - Cast - 4.075 in Bore - 3.0 x 2.0 x 3.0 mm Ring Groove - Minus 40.70 cc - GM Duramax - Kit

Piston Rings - Premium - 3.425 in Bore - Drop in - 1.0 x 1.2 x 2.8 mm Thick - Standard Tension - Steel - Gas Nitride - Single Cylinder - Each

Elevate your Acura with the high-performance Acura 4V R/DM Piston Set. This set of 4 pistons boasts a 87.5mm bore and a unique -9cc design, delivering optimal power and efficiency. With a precision-engineered 3.445-inch bore size and 1.0 x 1.2 x 2.8mm...

Pistons and Rings - Pro Tru Street Series - Forged - 4.110 in Bore - 5/64 x 5/64 x 3/16 in Ring Grooves - Minus 8.60 cc - AMC V8 1970-78 - Kit

Pistons and Rings - Pro Tru Street Series - Forged - 4.210 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 27.00 cc - AMC V8 - Kit

Pistons and Rings - Pro Tru Street Series - Forged - 4.195 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 27.00 cc - AMC V8 - Kit