Quick Ship SKU #: IIS-232701-Main Industrial Injection 4K and 5K RPM Governor Spring Kit 94-98 5.9L Cummins 12 Valve

The Industrial Injection 4000 and 5000 RPM Governor Spring Kits are designed to allow your pump to rev past factory settings to allow for fueling at your desired RPM level, perfect for the performance enthusiast. The 4000 RPM kit is great for those looking for superior streetability and towing manners, with plenty of room for moderate racing. The 5000 RPM kit is tailored for those that have done engine upgrades to allow the truck to rev to 5000 RPM and will help support the fueling at those levels.

No Shipping To CA