JE Pistons Piston Single, 2618, Flat Top, 4.000 Bore, 1.304 CD, 0.927 Pin, Set of 1. 361722R

JE Pistons Ultra Series pistons combine all of the best, most desirable piston features, such as thermal barrier crown coating, lateral gas ports, thick-wall wrist pins, and a revolutionary new forging technology for the ultimate in strength. They are ready for massive power and boost right out of the box!