I have a part number that I'm told will allow me to upshift into 4th at WOT. The number is 8673948. When I lok it up it describes it as a repair package.

Is this the correct part number and will it allow me to shift into4th at WOT??

Thanks for the help guys


Robert

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1987 IROC-Z Auto (LB9)
Black/grey interior with the stance of a streetfighter

Mods
Custom exhaust. 4 Inch pipe from the headders all the way back to a single muffler at the rear. No Cat.

Future mods due in March:
K&Ns
RAM Air
Air foil
AFPR

Hoping to get a couple of tenths with that lot

 

thats the correct part #

 

this link right here will sho you info on instalation.

https://www.thirdgen.org/messgboard/...ML/002110.html

 

v6-3.1

Thanks very much. You've been a great help

Robert

 

If any needs instructions on the 3/4 WOT kit, contact me and I will be happy to send instuctions. Thanks F.C. Racing Transmissions by the Tranny Doctor

 

Hello. This is F.C. You have the right part number which is an OEM 3/4 WOT kit. Trango part number for 3/4 WOT kit is A74741-1. We sell both kits. Thanks F.C. Racing Transmissions by the Tranny Doctor.


Robert

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