Diamond BB Ford 385 Flat Top Piston Set | 4.440" Bore 4.500" Stroke

4.440" BORE X 4.500" STROKE X 6.700" ROD 1.345 CH .990 PIN DIAM. PISTON KIT W/ PINS & OIL-RING SUPPORT RAILS INCLUDED

RING GROOVES 1/16 X 1/16 X 3/16