That is a later HEI distributor that you have, its from a late 70's to mid 80's truck. The side covers rule out it being a 292. You're off to a good start not having the integral head on there.

Big Chevy, I think my grandfather's '84 C-10 has a valve cover like that one, and it has a 250 in it.

Drew W.
1966 Chevy C-10 Shortbed Stepside
1946 International Harvester I-4 tractor
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