Thread: 73-81 w/LT1
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Old 12-15-2003, 01:21 AM   #14
loweredd
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Join Date: Aug 2002
Location: Struble IA
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You can always do the Castrol Syntec commercial. Change the oil with Syntec, run the motor for a bit, drain it, and run it again dry. See how long your motor REALLY lasts.
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