Thread: Water distribution tubes in early V8 heads
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Old 03-03-2013, 10:03 AM
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Bill Hanlon Bill Hanlon is offline
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Larry's Pontiac MPC lists 57-59 tubes 523327 in the right head and 523328 in the left head. The GMC Master Parts Book states 523327 for both tubes. Wouldn't be the first time the GMC book was wrong, but ......
The heads are interchangable side to side. Does that mean the tubes are not?

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My Pontiac is a '57 GMC with its original 347" Pontiac V8 and dual-range Hydra-Matic.
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