What weight Gear Oil

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Mar 7, 2020 | 01:40 PM

TimRS

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Joined: Sep 2000

Posts: 701

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From: McDonough, GA

Car: 1991 Camaro RS

Engine: 305 TBI

Transmission: 700R4

Axle/Gears: 3.42

What weight Gear Oil

Putting in 3.42 gears this weekend. What weight gear oil do you need? 80w 90?

Mar 7, 2020 | 04:50 PM

sofakingdom

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Posts: 27,996

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Car: Yes

Engine: Usually

Transmission: Sometimes

Axle/Gears: Behind me somewhere

Re: What weight Gear Oil

75W-90 Mobil 1

Bottle of GM posi additive if it has a clutch type posi

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