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PennGrade 1 Classic or Driven Racing Conventional GL-4 Manual Trans Gear Oil
Doesn't say, does it.- Held for Ransom
- Post #24
- Forum: ATF, Differential, Trans, Brakes, P/S
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PennGrade 1 Classic or Driven Racing Conventional GL-4 Manual Trans Gear Oil
So, my '73 Pontiac says to use GL-5 spec. lube in my transmission. Did I goof by using the PennGrade 1 fluid?- Held for Ransom
- Post #22
- Forum: ATF, Differential, Trans, Brakes, P/S