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*1972C10* · 09-21-2004, 05:15 AM

I put 6 quarts of valoline 10W40 in mine and change it out at 500 miles then 3000 from then on.

I only overfill the engine by a quart the first time for break in.

09-21-2004, 05:15 AM	#6
1972C10 Account Suspended Join Date: Dec 2003 Location: Texas Posts: 2,686	I put 6 quarts of valoline 10W40 in mine and change it out at 500 miles then 3000 from then on. I only overfill the engine by a quart the first time for break in.