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Old September 5th, 2022, 10:10 PM
Mike Caldwell Mike Caldwell is offline
-= Dues Paid =-
 
Join Date: Feb 2013
Location: Glendale, KY
Truck: 401 headed for '49 Willys PU
Posts: 84
Rep Power: 95
Mike Caldwell is on a distinguished road
Default Re: Help with numbers on my 401

Here's the stamped numbers on head and good closeup of ports.

Couldn't get real clear look at numbers but it's a 401!
Attached Images
File Type: jpg gmc stamped numbers.jpg (264.6 KB, Multiple views, 12 clicks)
File Type: jpg GMC intake ports.jpg (873.3 KB, Multiple views, 5 clicks)
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