Supreme Member
Craig Moates
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Feb 7, 2023
- Join DateJul 1999
- LocationBaton Rouge, LA, USA
- Posts:1,577
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- Car87 T/A
- Engine441 SBC 12.5:1 0.680" Lift
- TransmissionT-56
- Axle/Gears4.10 TruTrac Moser 9"
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Nope, the VSS signal goes through the dash for display, and into the ECM as an input to control other parameters like TCC. If you're angling toward whether a gear change will require speedo/VSS/tranny changeup, the answer is yes.
I actually am preparing to swap my 87 lg4 to a 85 tpi.My full post is down this page a little bit if you could check it out.