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Old 04-02-2010, 01:51 PM   #6
68 TT
Still plays with trucks
 
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Join Date: Jul 2009
Location: Spokane, WA
Posts: 3,556
Re: 86 vss questions

Quote:
Originally Posted by 1976K5CHALET View Post
That vss was more of an optical eye for the cruise control...
It does both. It has the output for the cruise control and one for the ECM with the proper pulse rates for both. The same thing was used in the 87-89 square bodies with TBI from the factory before they went to the electronic speedometer in 90 & 91.

Simple and easy to retrofit into a square body for next to nothing.

I'd much rather have a GM part on my truck than a one-off aftermarket item only available from one source like Howell or JTR. Common GM parts make it very easy to get replacement parts if anything ever fails on you in the middle of a road trip or vacation.
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miSSed opportunity - ground up creation of an AWD 1994 454 SS that never was http://67-72chevytrucks.com/vboard/s...d.php?t=795577
69 C10 shortbed stepside 400 small block - built like what a super sport truck could have been
69 K20 lwb TBI 350 4L60E NP208 14-bolt Dana-44 w/disc
68 Camaro SS / RS 500hp 439 inch roller cam big block 4L80E
79 Malibu TPI 350 4L60 w/ Z28 steering & sway bars
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