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prodjay10 · 03-06-2019, 11:22 PM

Which valves seals are needed for this truck? I believe it's completely stock.

Not sure if umbrella or positive type is needed.

1972 gmc w/ 350cid.

03-06-2019, 11:22 PM	#1
prodjay10 Registered User Join Date: Jun 2016 Location: Phoenix AZ Posts: 429	350 valve seals Which valves seals are needed for this truck? I believe it's completely stock. Not sure if umbrella or positive type is needed. 1972 gmc w/ 350cid.