Product Description Additional Notes SMALL BLOCK CHEVY 23? DOME Gasported / Asymmetrical Valve Pockets PowerPak Plus 388cid 4.125 x 1.062RCH, 3.625stroke,6.125rod,0.927pin,9.0cc,442g,13.5CR, 2618. MPN: 197754725 Proposition 65: Y
