- Fuel pressure from 11-12psi to 14-15psi
- Fuel Pressure fit for 2.8L 4.3L 5.0L 5.7L 7.4L TBI Motors
- Excellent quality, exquisite workmanship and wear-resistant
- The measured length is 2” and the diameter is 1”


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ARU Fuel Pressure Regulator Spring Replacement for The TBS 10320 GM from 11-12psi to 14-15psi Fuel Pressure Fit for 2.8L 4.3L 5.0L 5.7L 7.4L TBI Motors Length 2″ Outer Diameter 1″
*$397.00
Informação adicional
Material | Stainless Steel |
---|---|
Brand | ARU |
Color | Silver |
Item dimensions L x W x H | 1.97 x 0.98 x 0.98 inches |
Connector Type | Threaded |
Thread Size | 1 inch |
Exterior Finish | Stainless Steel |
Thread Type | NPT |
Number of Pieces | 1 |
Manufacturer | State Warehouse |
UPC | 784237889569 |
Part Number | TBS-10320 |
Item Weight | 0.176 ounces |
Product Dimensions | 1.97 x 0.98 x 0.98 inches |
Item model number | TBS-10320 |
Item Package Quantity | 1 |
Batteries Required | No |
Date First Available | March 6, 2019 |
Ruben –
Easy to install and throttle response is way better than factory.
Mike –
Increased the fuel pressure from a little mist to a big mist but wandered off with my original tbi unit that got stolen
Jen Craw –
Easy to install. Truck runs so much better no hesitation and can feel power increase.
Tim –
If you are going to rebuild your TBI make sure to get this spring and combine it with a better fuel pump. Perfect start, idle, and run. Much better cold starts too
Loud41 –
I used this product to fix a 1984 Pontiac Sunbird 2000 with a non-turbo 1.8L 4cyl engine. The beauty of GM TBI is they’re all pretty much the same as long as they’re the same vintage. My car was having hyperlean problems past 50% throttle (bucking, missing, backfiring through intake). On the freeway, there was a very noticeable intermittent miss. I replaced every single sensor, replaced the fuel pump and filter, rebuilt the throttle body (except that spring), replaced the EGR valve, rebuilt the entire ignition system, and still no improvement. Testing fuel pressure gave me 9 psi – within spec, but on the low end. Replaced my stock spring with this gem, and all of my engine issues have finally disappeared! If you are experiencing intermittent backfiring through the intake under load, definitely CHECK YOUR FUEL PRESSURE before just buying this and throwing it in. People who have been leaving bad reviews for this product very obviously are NOT doing that.
Brian Oldfield –
My Jeep (OEM Carb replaced with GM TBI off a Chevy 4.3) was hesitating bad under acceleration. Could not get steady fuel pressure. Installed this spring and now getting a rock steady 9psi (I have an adjustable regulator) and Jeep is running like brand new! Spring seems like a nice quality part and holds rock steady pressure under all RPM’s.
Makale Thomas –
I swapped my fuel pressure regulator spring out for this one, and it is safe to say I am definitely getting more fuel pressure. This mod is not for newbies at all though, so I recommend looking up some tutorials or something if you have never done anything like this!
Aaron –
I put this in my 95 350 tbi GMC and it made it run rich. I have stock everything. Probably a great product just not for these trucks. Don’t throw away your old spring either. I learned that