Mahle MS Chevrolet SB 374cid 4.125in Bore 3.500 Stroke 6.00 Rod 1.250 CH -12.0cc - Single Piston

SMALL BLOCK CHEVY 23? DOME Gasported / Asymmetrical Valve Pockets PowerPak Plus SINGLE PISTON (197836025) 4.125 x 1.250CH, 3.500stroke,6.000rod,0.927pin,12.0cc,482g.