I wouldn't worry to much about it Spanky.
At least it was built when trucks were TRUCKS!
And as you say Detroit 8V71(318)
I put many a mile behind the Detroit 318 and the 238(671)

Just pulled this olé girl out of retirement for a facelift
8V71 13 speed Holmes 750

Nice Ford btw
Tom
Attachments
GMC 750 Holmes.jpg (56.63 KB, 116 downloads)

Last edited by TGP; 01/16/2021 10:56 PM.
1951 GMC 650 Diesel
1958 GMC 550 Wrecker
1964 Chev C-80 427cid Tandem
1947 Dodge WDX Power Wagon
1977 Chev K-30 400 cid
1984 Chev K-30 Cummins 6BTA