Isuzu 4JB1 Cylinder Head

Part NO.: 

8-94327-269-0       

8-94431-523-0       

8-97109-642-0       

8-97109-643-1 

We have Isuzu acessories, and replacement parts cover of commercial, Passenger Vehicles, Tractors, Agricultural and  Construction machinery spare parts.

The 4JB1 is a 4-cylinder naturally aspirated watercooled in-line direct injection and also a high revving high output diesel engine with its VE rotary injection pump. Horse power is 90ps .while the old version 4JB1 uses gear type oil pump and Bosch "A" Type mechanical injection. It has a dry weight of 230 kg (510 lb). It was used in the Isuzu Bighorn (Trooper), Mu (Rodeo), Wizard (LWB Rodeo), Rodeo Pickup and Holden Jackaroo sold in most world markets aside from North America until the early 1990s. This motor was also installed in Isuzu Elf and other light trucks.

The 4JB1-T is a turbocharged version of the 4JB1. It was intercooled in some applications. Numerous versions of the Isuzu 4JB1 remain in production in China, both by Isuzu's Chinese joint ventures and innumerable other manufacturers like YANGZI. Upgrades to common-rail direct injection to bring emissions up to National 4 standards and even 16V DOHC valve-trains are also in production.