<VV> Where to buy GL4 80w90 gear oil locally?

Dale Dewald d66dewald at gmail.com
Wed Aug 2 16:12:31 EDT 2017


On 8/2/2017 09:21, Billsmileyiii wrote:
> Hello all,
> My recently purchased 1961 shop manual says it is 5 qts. Is the product
> (GL4 80w90 gear oil) preferred over the SAE80 "MULTIPURPOSE" gear
> lubricant recommended in the shop manual? I am a "newbie" who left
> the garage in 1962!
> Our 1963 corvair convertible may never have had the lubricant levels
> checked since the sixties!! It has had very limited mileage since then.
> What are the warning signs of inadequate levels or deteriorated gear oil?
> I am now in the process of providing better care of this vehicle but will
> need a lot of questions answered. Incidently, my wife bought this car
> as a new vehicle in 1963
Hello Bill,
I know it is kind of pricey, but Amsoil's GL-4 Manual Transmission & 
Transaxle Gear Lube 75W-90, product code MTG, is excellent for the 
shared transmission/differential of manual transmission Corvairs.  If 
your car has a Powerglide, then any GL-5 lube will work fine in the 
differential only.
Look up your local Amsoil dealer or go to online to find the nearest 
dealer to you.  I bet one of them nearby has this in stock.
Dale Dewald
Hancock, MI


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