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Old 01-01-2019, 09:21 PM   #7
71gmcC15
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Join Date: Feb 2018
Location: Doland SD
Posts: 836
Re: Looking at a truck . Spid help

Quote:
Originally Posted by special-K View Post
The 4spd would be an option on your SPID. If no mention of transmission then your truck was originally a 3spd.
Thats what I've bean told. Who ever swaped it did a realy good job. Becuse it looks like its ben thare its hole life. You could never tell.
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( second times the charm) 71 gmc c15 307 sbc 373 rear gears positrac sm 465 trans. ( not listed on spid but is original )
94 chevy k1500 350 tbi 373 rear gears 4l60e one wheel peel. Gutless
07 gmc sierra classic rcsb 4.3 lt 5 speed w/t
04 chevy Silverado 1500 ext cab 5.3 4l60e.
81 chevy Scottsdale k10 muncie sm465 Np208 10 bolt 8.2 ( Old Green)
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