ZR-1 Net Registry Forums - View Single Post - Diagnose - 2,500 rpm Stumble Miss - 1991 8k mile ZR-1

secondchance · 03-04-2013

Bert,

It sounds like your secondary fuel pump is on its way out.
You can get Suburban 454 fuel pumps and strainers $80/each. I would just replace both pumps - about $160.
When I get home I'll post part numbers and website. It took me about an hour to replace mine.

03-04-2013	#11
secondchance Join Date: Aug 2006 Location: McLean, VA Posts: 3,730	Re: Diagnose - 2,500 rpm Stumble Miss - 1991 8k mile ZR-1 Bert, It sounds like your secondary fuel pump is on its way out. You can get Suburban 454 fuel pumps and strainers $80/each. I would just replace both pumps - about $160. When I get home I'll post part numbers and website. It took me about an hour to replace mine.