Thread: Early 1970 big block chevy 178/ 879 manifold question
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Old 12-29-2019, 11:38 PM
Ls6 Ragtop Ls6 Ragtop is offline
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The Flat front pad on the 879 manifolds started in June of 69 if that's what Rick was using to differentiate between 69 and 70 exhaust manifolds. About the same time that the 065 water pumps were replaced with the 811's.
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