Re: Oldsmobile 455 heads G vs J [message #324371 is a reply to message #324361] |
Tue, 26 September 2017 00:00 |
bwevers
Messages: 597 Registered: October 2010 Location: San Jose
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I rebuilt a 455 out of a Revcon with G heads and put it in my 75 Glenbrook.
They do have bigger valves and rotaters with induction hardened exhaust seats.
But I would imagine after 40 years they probably need exhaust valve seats.
Bill Wevers GMC49ers, GMC Western States
1975 Glenbrook - Manny Powerdrive, OneTon
455 F Block, G heads
San Jose
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