Zinc alloy Chevy small block 283-305-327-350 & big block 396-402-427-454 V8 chrome thermostat housing water neck with 1/2" NPT port. Two stainless steel bolts and O-ring gasket included.
Recommended for the ZINC ALLOY CHEVY SMALL BLOCK BIG BLOCK 1/2" NPT THERMOSTAT HOUSING WATER NECK - CHROME
