This is a brand - new 3000 & 4000 RPM Governor Spring Kit (DDP34KGSK) designed for 1994 - 1998 Dodge Ram 2nd Gen with 5.9L Cummins and P - 7100 Injection engines. It fits all P - 7100 Pump applications, including 4BT. This kit allows fueling up to 4000 RPM, significantly enhancing your vehicle's power and driveability. The superseded part number is DDP 3/4KGSK. Note: It's not for sale in California.

How to use: First, make sure your engine is off and cooled down. Then, carefully remove the old governor spring and install this new DDP34KGSK kit following the vehicle's manual. After installation, start your engine and check for any unusual noises. Note: This product is not for sale in California. Make sure you comply with local laws. Maintenance: Periodically check the spring for any signs of wear or damage. If you notice any issues, replace the spring promptly to keep your engine running smoothly.