These don't use a donut gasket. They use a flat gasket with a metal ring. I'd put the proper gasket up to it and see if the ring will cover the hole. If not, I'd be wanting an exchange.


"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.