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4JJ1 Fitting Kit to suit Isuzu D-Max | Holden Colorado
Restore the reliability of your Isuzu D Max, Holden Colorado or Holden Rodeo with the 4JJ1 Fitting Kit. This complete set includes a rocker cover gasket, injector seals, solenoid seals and leak off washers to help maintain accurate sealing and consistent engine performance. Suitable for selected 4JJ1 models from 2014 to 2015.
The 4JJ1 Fitting Kit includes:
- 4 x Leak Off Washers
- 4 x Injector Solenoid Seal
- 4 x Injector Seal
- 1 x Rocker Cover Gasket
NOTE: 2014 is a change over year, so VIN is required to see if correct fitting kit is supplied
How It Is Used
Seals and gaskets in the 4JJ1 engine can harden or wear over time, leading to oil leaks, fuel seepage and rough running. The 4JJ1 Fitting Kit provides all the components needed to restore proper sealing throughout the injector and rocker cover area. Whether you are performing routine servicing or addressing a known leak, the kit supports smooth operation and stable engine performance. It is particularly helpful for vehicles that tow, travel long distances or operate in demanding conditions since fresh sealing components reduce the risk of future issues.
Additional Details
This kit suits Isuzu D Max, Holden Colorado and Holden Rodeo models equipped with the 4JJ1 engine from 2014 to 2015. Since 2014 was a changeover year, confirming compatibility with the vehicle VIN is recommended before purchase to ensure the correct kit is supplied.
Your Benefits at a Glance
- Prevents oil and fuel leaks that can cause costly repairs
- Provides all key sealing components in one convenient package
- Meets factory specifications for fit and performance
- Helps extend the life of the engine and maintain smooth operation
- Saves time when servicing injectors or rocker cover components
Extra Info, Care Instructions or FAQs
Always confirm fitment with your VIN if your vehicle is a 2014 model. Replace seals and gaskets during injector servicing or at the first sign of leaks. For best results, install the components on clean surfaces and follow torque settings recommended for your engine.
Order Yours Today
Keep your Isuzu or Holden performing at its best. Order the 4JJ1 Fitting Kit from Baileys Diesel Group today and maintain strong, reliable engine performance.







