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Topic: Oil ?

in Forum: C3 Driveline Components


Oil ?

Posted: 2/9/07 10:45am Message 1 of 3
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Norway
Joined: 2/10/2005
Posts: 24
Vette(s): 1971 LT1 CONVERTIBLE
Hi friends!

I have plan to change oil at my gerabox and rearaxle, it is a 1971 LT1 and the box is M21.

My qestion is.
Wath kind of oil?
Quantety?

I look forward about others experience.

Here is winter at the westcoat of Norway (last night it was -8,5 dg. C.)

NORWAY






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Oil ?

Posted: 2/9/07 3:42pm Message 2 of 3
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Newark, DE - USA
Joined: 7/26/2004
Posts: 468
Vette(s): 1968 Conv, 454HO,500HP-600TQ, TKO-600,3:70 HD rear,hotrod air, custom paint & suspension,1973 Ruby Red,T-top, 383 Stroker, TK)-500,frame off restro, 1967 Dodge Coronet, 340 stroker to 406, Dana 60
Just use a good 90W gear oil in both & don't forget the posi additive in the rear axle.  You can use sys oil , but I wouldn't recommend it as it tends to leak on these older cars. Sounds like you're not puttin that top down very soon.
Alan 



                                               

Oil ?

Posted: 2/10/07 12:39pm Message 3 of 3
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Hot Springs, AR - USA
Joined: 4/24/2004
Posts: 3236
Vette(s): 69 Conv #'s match 427, TKO-600/.64, 3.36HD-Posi, HT, T/T, PS, PB, PW, SP, Leather, Comp XE264HR & Roller Rockers & Lifters, Air-Gap RPM intake, Holley St Av 770 VS, MSD 6AL+Dist+Blaster SS, K&N, Jet-Hot Hooker Side-Pipes, Steeroids, Al Rad, Spal Fans
he's right about the gear oil in both..
 
but he didnt answer your quantity question..
 
with the car level..  add as much oil into the fill hole as you can without it spilling out (ie the oil level should be even with the bottom of the filler hole)
 
you stick your finger in the hole and bend it slightly down and it should touch oil..
 
I generally keep adding until a little oozes out



in Forum: C3 Driveline Components


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