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Fuel Pump Pressure Regulator
Fits 41-71 Jeep & Willys

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Fuel Pump Pressure Regulator
Fits 41-71 Jeep & Willys

New Fuel Pump Pressure Regulator

Ready to install in line regulator between your fuel pump and carburetor. Guaranteed to prevent flooding. Keeps pressure at 2 psi minimum to 4 psi maximum.

Application:
4-134 engine
6-226 engine
6-161 engine

Fits:
41-45 MB
41-45 GPW
46-49 CJ-2A
49-53 CJ-3A
53-64 CJ-3B
55-71 CJ-5
50-52 M38
52-66 M38A1
46-64 Truck
46-64 Station Wagon
48-51 Jeepster

Item # Price
12804
$55.99

Availability: In stock

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Questions: I need to purchase the inline fuel pressure regulator for my CJ3B. Will I also need to purchase item number 802040 to be able to attach the regulator to existing metal gas line?
Question By: Delroy Collins on Jan 9 2021 11:41 PM
Ok, we can help. Please give us a call toll free and we can fix you up.
Answer By: Willys Jeep Parts Tech on Jan 11 2021 5:35 AM
Questions: Mike, Just received my rebuilt carb. that you rebuilt. My jeep idles great, but will not accelerate smoothly, definite hesitation while accelerating and some popping . once i'm up to speed it seems to run better. Do I need a fuel pressure regulator or ? Thanks for your help. Jeff 1961 cj5 f134
Question By: Jeff Doty on Dec 15 2020 2:11 PM
Could be a timing issue or vacuum issue on the motor. Please call me toll free or email mike@kaiserwillys.com to help.
Answer By: Willys Jeep Parts Tech on Dec 15 2020 7:10 AM
Questions: I’ve been told I need a regulator to help my Solex carb. I know they are placed after the fuel pump, but where on the engine are the the regulators mounted?
Question By: John on Dec 1 2020 2:39 PM
There never used one originally. It would just go in line between fuel pump and carb.
Answer By: Willys Jeep Parts Tech on Dec 1 2020 9:15 AM
Questions: Is this fuel pump pressure regulator compatible with ethanol fuels?
Question By: Bill on Sep 3 2020 5:06 PM
Yes, I do believe so. But you always want to run NON-ethanol.
Answer By: Willys Jeep Parts Tech on Sep 3 2020 11:58 AM
Questions: Is pressure regulator installed before or after fuel filter
Question By: David schroeder on Apr 19 2020 2:55 PM
Typically you want the fuel filter before the fuel pump and they your regulator after the fuel pump.
Answer By: Willys Jeep Parts Tech on Apr 20 2020 5:50 AM
Questions: What size fittings/thread pitch are the inlets?
Question By: Rick Segrest on Jan 19 2019 6:32 PM
The paper work shows 3/8"
Answer By: Willys Jeep Parts Tech on Jan 21 2019 1:27 PM
Questions: Does the regulator have marks on it for setting pressure or do you need to use a gauge to set itJ
Question By: John Nichols on Jan 12 2018 4:21 PM
You will need to use a gauge to set it.
Answer By: Willys Jeep Parts Tech on Jan 10 2018 8:35 AM
Questions: It's my understanding the regulator comes preset from the factory. Do you know what pressure it's set for (2lbs?).
Question By: Daryl Walker on Mar 3 2017 5:09 AM
It regulates between 2-4 pounds.
Answer By: Willys Jeep Parts Tech on Mar 3 2017 6:14 AM
Questions: This regulator looks like it has three openings. Is the bottom the inlet side and the top two out put sides. Do you block off one side if not needed? I don't understand the two out put openings, I thought it woud only have one?
Question By: Phillip A. Perrine on Feb 6 2017 11:17 PM
It is designed for a number of applications. You would only use the in/out ports.
Answer By: Willys Jeep Parts Tech on Feb 7 2017 5:59 AM
Questions: Is this regulator adjustable? I run a solex carburettor on my CJ2A and the fuel pressure should be 1.5psi
Question By: Gideon on Jan 12 2012 12:00 AM
Yes this is adjustable.
Answer By: Willys Tech on Jan 12 2012 12:00 AM
Questions: after replaceing fuel pump and carb do i need this? 1950 jeepster L134 motor
Question By: kevin on Sep 6 2011 12:00 AM
This will regulate your pressure if you find you are putting out too much fuel.
Answer By: Willys Tech on Sep 6 2011 12:00 AM