3K Governor Springs
SKU: 232614
Product Description:
3K Governor Springs for Bosch P7100 Injection Pump (12v Cummins)
Increase your engine’s usable RPM range and unlock more performance from your diesel fuel system with 3K Governor Springs for the Bosch P7100 injection pump. This upgrade allows the legendary 12v Cummins engine to rev beyond the factory governor limit, making it a popular modification for performance diesel trucks.
The 3K governor spring kit raises the engine’s fuel cutoff to approximately 3,000 RPM, allowing improved throttle response, smoother power delivery, and better performance when paired with other fuel system upgrades.
Designed specifically for the Bosch P7100 injection pump found on 1994–1998 12v Cummins engines, this governor spring upgrade is a must-have for enthusiasts looking to improve drivability and performance without sacrificing reliability.
Key Features
Increase RPM Limit to ~3,000 RPM
Allows the engine to rev beyond the factory governor setting for improved performance and powerband.
Designed for the Bosch P7100 Pump
Directly compatible with the mechanical P7100 injection pump used in 12-valve Cummins engines.
Improved Throttle Response
Enhances engine responsiveness and drivability, especially when combined with fueling upgrades.
Performance Diesel Upgrade
A popular modification for diesel enthusiasts building street, towing, or performance trucks.
Reliable Spring Construction
Manufactured with high-quality materials designed for consistent governor operation and long service life.
Applications
These 3K governor springs are commonly used for:
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12v Cummins performance builds
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P7100 injection pump upgrades
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Diesel fuel system modifications
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Street performance trucks
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Towing setups requiring a broader powerband
Vehicle Compatibility
Compatible with engines equipped with the Bosch P7100 injection pump, including:
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1994–1998 Dodge Ram 2500 12v Cummins
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1994–1998 Dodge Ram 3500 12v Cummins
Benefits of Upgrading to 3K Governor Springs
Upgrading your governor springs allows your engine to maintain fueling at higher RPM levels, which helps improve acceleration and keeps the engine in its optimal power range.
Benefits include:
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Higher usable RPM range
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Stronger top-end power
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Improved throttle response
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Better performance with larger injectors and turbo upgrades
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Enhanced drivability in modified trucks
Product Highlights
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3K Governor Spring Kit
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Raises RPM limit to approximately 3000 RPM
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Designed for Bosch P7100 injection pump
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Compatible with 12v Cummins diesel engines
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Popular upgrade for diesel performance builds
Free economy ground shipping on most orders over $200. This includes lower 48 United States only. Excludes products that must ship freight.
Read Carefully!
When you purchase a product from our website that has a core requirement, you have two options:
1. You choose to pay the core charge and we will ship the product right away, then once we receive the cores you will be refunded the core charge if your cores pass our inspection qualifications. This is the preferred choice and has the least delays.
2. You choose to send in your cores before we ship the product that was purchased. This choice has the risk of delayed shipment of your purchased product and our inventory is not guaranteed by the time we receive your cores. You will need to follow all of the instructions below as quickly as possible so that you can get your purchased product and we can receive the cores. When you choose this option you acknowledge that by the time we receive your cores, our inventory could have change and there could be a delay in your shipment.
Please return all cores to:
Industrial Injection Core Returns
2858 South 300 West
Salt Lake City, Utah 84115
INCLUDE RA# THAT WAS ISSUED AT TIME OF PURCHASE! If RA # is lost, please call Customer Service at (800) 955-0476. Have your original invoice at time of phone call to give all appropriate information for return.
Core return freight is the responsibility of the customer
FULL CREDIT WILL BE GIVEN WHEN:
In order to receive full core credit, your core(s) must be returned within 90 days from receipt of order. It must be as is “off the engine.” Full core credit will be given if core meets acceptance criteria. Cores that are damaged during shipment to Industrial Injection are the responsibility of the customer and their shipping company.
½ CORE CHARGE CREDIT WILL BE GIVEN WHEN:
- Slightly damaged housing or camshaft
- Missing parts such as FCA
No Core Credit issued when:
- Core is seized or hydraulic head is cracked
- Excessive damage ( Heavy use of Bio-diesel and rust are common causes for unacceptable core)
- Core is fire damaged
- Core is returned after 90 days/3months
Please do the following when returning a core:
- Make sure you have removed all fittings from your old unit
- Drain all fuel and oil from unit
- Package cores so that fuel and oil does not escape from the package
NOTE: packages that have fuel or oil residue on the outside of the box during shipping will not be delivered by UPS or the postal service which will cause delays.
- Please re-use boxes and bags that parts were shipped in originally. These boxes are UPS approved to reduce damage while being handled in freight.
- All shipping charges are the responsibility of the customer
- Please write on the box “Core Return” and have RA # clearly written on the outside of box
- Include copy of original invoice and RGA inside box
PLEASE RETAIN RA#, INVOICE # AND TRACKING NUMBER UNTIL CREDIT IS RECEIVED BY YOU. We do not research by customer name, only invoice # or RA #.
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