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#1 |
Registered User
Join Date: Jul 2010
Location: MD
Posts: 1,937
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Re: Frame mounts for Pontiac
Nice. One thing about those 400 blocks. Mid 1975 and up (cast #500577) are "light duty" blocks with thin main webs. No biggie if you do not plan pushing beyond 450-hp or so. Should have the good "6X" heads with big valves & screw in studs though.
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1969 c-10 Step Side Long Bed. I-6 250cid = ![]() |
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