Original ISUZU 4JB1 & 4JJ1 Diesel Engine Assembly – Turbo Gearbox Included

High-performance rebuilt ISUZU diesel engine with precision-balanced turbocharger for optimal power and fuel efficiency. Durable cast-iron block and hardened crankshaft ensure longevity under heavy loads. Direct-injection system delivers instant torque for trucks, agricultural machinery, or industrial equipment.

Seamless integration with included gearbox for smooth power transmission in commercial vehicles or marine applications. OEM-grade gaskets and bearings minimize vibration and noise. Ideal for fleet operators or mechanics seeking reliable drop-in replacements.

Professionally remanufactured using genuine ISUZU components – no aftermarket shortcuts. Pressure-tested cooling system and reinforced pistons withstand extreme operating conditions. Complete assembly ready for installation in mining rigs, generators, or construction vehicles.

Global wholesale pricing with bulk discounts available. Ships worldwide with certified quality control.