Upgraded Fuel FPR Spring Kit 99-03 7.3L
Upgrade your weak original FPR spring in your 1999-2003 7.3L Powerstroke. Choose from 3 springs depending on what pressure you want to run, silver ~55psi, ~gold 62psi, black ~70psi. Kit includes the mounting oring, as well as the fuel sleeve on the return tube. All parts 100% Made in the USA.
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fuel spring kit
Works very well.
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Fuel FPR SPRING KIT
Works great, would recommend buying the o-rung lub to go with it.
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Spring
I used the 65 PSI Spring but still only get 60 PIS.
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Fuel pressure spring
Definitely could tell in my throttle response great purchase
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Increased Performance
I feel a small increase in pedal response and power on takeoff
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Fuel FPR spring
Have not installed this product yet
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Noticeable difference
Stock now feels closer to my 45hp tune. Little quieter at idle.
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7.3 Fuel Spring Kit
great kit with selection of springs for your 7.3. Comes with new o-ring and gasket to make sure you can reseal your fuel regulator properly.
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Vary nice upgrade
If you cant get the cross over kit get this. well worth the cost