The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - how many gallons of gas do our tanks hold

**'68OrangeSunshine** · 11-23-2009, 09:13 AM

I've gotten 22 gallons into the in-cab tank in my '68 C/10. The under-belly tank on my '71 Jimmy [K/5] is supposed to be 20, but it seems like it only takes 17 or 18. I wonder if the tanks got smaller when they had to add emissions stuff?

11-23-2009, 09:13 AM	#10
'68OrangeSunshine Senior Member Join Date: Feb 2002 Location: Tucson, AZ USA Posts: 7,641	Re: how many gallons of gas do our tanks hold I've gotten 22 gallons into the in-cab tank in my '68 C/10. The under-belly tank on my '71 Jimmy [K/5] is supposed to be 20, but it seems like it only takes 17 or 18. I wonder if the tanks got smaller when they had to add emissions stuff? __________________ Every 25 years I like to rebuild that 292, whether it needs it or not.