97 140 cars run the 722.6, software driven upshift delay.

I run rotella 15/40 in most 103's and 104's but, it's kinda warm around here 9 months out of the year. Look in the service book, it'll get you on the right path. (unless you have a MM for the car)

Joe

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Project Smoker, '87 603 powered wagon
Hauler, 96 CTD can you say torque?
Toy 73 Cougar xr7 convertible
Acme Automotive Inc.
Raleigh NC
919-881-0364