The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - 1969 C10 350 engine is bogging at freeway speeds only

geezer#99 · 04-04-2013, 01:42 PM

If it gets worse you'll know it's the pump. You should be able to fill a quart jar in 20 seconds if it's good. Just bumping it won't show much.

04-04-2013, 01:42 PM	#6
geezer#99 Registered User Join Date: Aug 2009 Location: Bowser Posts: 13,787	Re: 1969 C10 350 engine is bogging at freeway speeds only If it gets worse you'll know it's the pump. You should be able to fill a quart jar in 20 seconds if it's good. Just bumping it won't show much.