Cast. 5/64 5/64 3/16".
6.5L / 396 OHV V8 16V Chev. 4.094" Bore 65-70
GM
6.5L / 396 OHV V8 16V Chev. 4.094" Bore 66-69
GM, CHEVROLET
6.9L / 421 OHV V8 16V Pont. 4.094" Bore 63-66
GM
GM396CA-CH | 6.5L / 396 OHV V8 16V Chev. 4.094" Bore 65-70
CHEVROLET,
PONTIAC
GM396TA-CH | 6.5L / 396 OHV V8 16V Chev. 4.094" Bore 66-69
CHEVROLET,
GMC
GM421C-PO | 6.9L / 421 OHV V8 16V Pont. 4.094" Bore 63-66
PONTIAC