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1963chevyc20 · 06-09-2014, 01:04 AM

I get about 14 mpg. 63 c20 283 with a 3 on the tree. Always drive with the tailgate down for improved mpg!

06-09-2014, 01:04 AM	#41
1963chevyc20 Registered User Join Date: Feb 2014 Location: durant oklahoma Posts: 277	Re: What's your mileage? I get about 14 mpg. 63 c20 283 with a 3 on the tree. Always drive with the tailgate down for improved mpg!