Recent content by 81shortystep
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8
Need help, what model of 350 do i have?
New guy here. I recently purchased a 81 GMC stepside. It originally came with a 6 cylinder but the guy I bought it off replaced it with a 350. So tonight I was out in my garage looking for casting numbers and came across 3970010. I get that it’s a common 350 casting number. So I check the pad on...- 81shortystep
- Post #18
- Forum: Tech Discussion
