Question?rear diff

[V6-Sauce]

Where's the factory screw plug located?After remove rear diff stock cover. Which oil to fill?
I got the anti slip addivtive for later.

 

[dynoman]

Passenger back side above pinion height , a 3/8" square female plug . You can use a 3/8" ratchet extension in the plug for removal . Fill diff there until fluid starts to trickle out of hole .

 

[dynoman]

I used Lucas 80w/90

Heavy Duty 80W-90 Gear Oil

Gear oils have needed improving for years, especially in the high performance industry. The Lucas 80W-90 enjoys the technology Lucas developed in making the "Lucas Heavy Duty Oil Stabilizer", the number one supplemental oil in the heavy duty industry. Gear oils have needed improving for year...

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