Not sure on the RPO codes but they will not help if it is an 85 V6 car as all the V6 4 speeds had the 365 gears unless some one changed the tranny or the internals over to the 332 gears which some people did. Dan
DARN Cars now open with
Over 30 years wiring experience between cars and trade as an avionics technician in both Canadian Air Force and civilian aviation.
Over 25 years experience building and modifying cars.
Over 10 years of full Fiero engine swaps and harnesses building and still going.