Description
Mahle PowerPak Forged Piston and Ring Kit 4.155 in Bore 1.0 x 1.0 x 2.0 mm Ring Groove Plus 4.00 cc Small Block Chevy R07C09YS 10AN inlet and outlet ports WEI7155 10AN inlet and outlet ports can feed the hungriest big blocks and adapt easily to Aeromotive Fuel Pressure Regulator 13212 (gasoline) or 13214 (alcohol) anti cavitation capability and overall higher performance when needed MAHLE Pistons have been powering the Champions in the world's premier racing series valve trains