Fass Fuel Pump Spring, Duramax, Increases 150 pump static pressure,-m
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Fass Fuel 150 Pump Static Pressure Increase Spring, LB7 LLY LBZ LMM LML, 2001-2014


Increases 150 pump static pressure, estimated from 7lbs to 13lbs
Part Number: PS-1008  
Increases 150 pump static pressure, estimated from 7lbs to 13lbs
 
Price:
$2.85
Qty: 
 
Increase the output pressure of your FASS fuel pump assembly with this spring.  Works on all 95, 150, 165 and 220 GPH units. 

Spring is located in the main pump body.  Remove the return line fitting on the unit and the spring is located under the check ball.  Swap out the spring, reinstall the check ball and fitting.

Will increase pressure of pump from 7-9 psi to  11-13 psi.

 Average Rating:  5 Star Rating
5.0
 based on 1 Customer Reviews  
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   brought pressure down to where I needed it., November 7, 2017  By Anonymous (Rockwood, PA)(Verified)
Bought a used 150 FASS for a dodge application, put on a mechanical gauge and the pressure was at 13-14 psi. Put this spring in and its around 9-10 psi and truck runs and idles fine. 2002 lb7