2.2L Diesel Isuzu Specifications

by Rob Wagner

Isuzu produced the 2.2-liter four-cylinder diesel engine for the 1981 through 1987 Isuzu P'up and the 1981 and 1982 Chevrolet LUV compact pickup trucks. The engine belonged to Isuzu's L Series family of engines. There were two versions of the 2.2-liter diesel.


The 2.2-liter diesel engine was a four-cycle version with four valves per cylinder. It displaced 133 cubic inches. The engine's cylinder bore was 3.35 inches and the stroke was 3.78 inches. The 4LE1 measured 29.4 inches long and 19.8 inches wide. It weighed 389 pounds. The 4LE2 version was 25.7 inches long and 19.2 inches wide and weighed 299 pounds.


The 4LE1 version featured direct fuel injection with independent injection pumps and a 21.5:1 compression ratio to generate 47.7 horsepower and 106 foot-pounds of torque. The torque gives the truck its hauling capability.


The smaller 4LE2 also had direct fuel injection with a compression ratio rated at 18.8:1 to develop 52.4 horsepower and 105 foot-pounds of torque. The 4LE1 and 4LE2 also featured steel laminate cylinder head gaskets and an aluminum alloy bearing.

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