Engines

The Wrangler YJ was built with three different engines from 1987 to 1995.

4-cylinder Engines

  • 1987 to 1990 models were equipped with an AMC 150cid (2.5L). This engine had a Throttle Body Injection (TBI) that produced 117 brake horsepower (BHP) at 5,000 RPM.
  • 1991 to 1995 models were equipped with the same AMC 150cid (2.5L), however this engine had a Multi-Port Injection (MPI) that produced 123 brake horsepower (BHP) at 5,250 RPM.

6-cylinder Engines

  • 1987 to 1990 models were equipped with an AMC 258cid (4.2L). This engine was carbureted and produced 112 brake horsepower (BHP) at 3,200 RPM.
  • 1991 to 1995 models were equipped with an AMC 242cid (4.0L). This engine had a Multi-Port Injection (MPI) that produced 180 brake horsepower (BHP) at 4,750 RPM. It is reported that some late 1990 models were lucky enough to come with one of these.
Engine Crankshaft Main Bearing OMIX 17465.18 fits 91-95 Jeep Wrangler 2.5L-L4

Engine Crankshaft Main Bearing OMIX 17465.18 fits 91-95 Jeep Wrangler 2.5L-L4

$107.67
Engine Push Rod OMIX 17410.04 fits 87-90 Jeep Wrangler 4.2L-L6

Engine Push Rod OMIX 17410.04 fits 87-90 Jeep Wrangler 4.2L-L6

$20.56
Engine Intake Valve OMIX 17417.04 fits 87-95 Jeep Wrangler 2.5L-L4

Engine Intake Valve OMIX 17417.04 fits 87-95 Jeep Wrangler 2.5L-L4

$32.10
Engine Piston Ring Set OMIX 17430.09 fits 87-93 Jeep Wrangler 2.5L-L4

Engine Piston Ring Set OMIX 17430.09 fits 87-93 Jeep Wrangler 2.5L-L4

$67.96
Engine Intake Valve OMIX 17417.15 fits 97-06 Jeep Wrangler 4.0L-L6

Engine Intake Valve OMIX 17417.15 fits 97-06 Jeep Wrangler 4.0L-L6

$34.25
Engine Piston Ring Set OMIX 17430.11 fits 87-93 Jeep Wrangler 2.5L-L4

Engine Piston Ring Set OMIX 17430.11 fits 87-93 Jeep Wrangler 2.5L-L4

$67.96
Engine Oil Pan Spectra CRP12A fits 87-95 Jeep Wrangler 2.5L-L4

Engine Oil Pan Spectra CRP12A fits 87-95 Jeep Wrangler 2.5L-L4

$151.09
Engine Camshaft OMIX 17421.14 fits 97-02 Jeep Wrangler 2.5L-L4

Engine Camshaft OMIX 17421.14 fits 97-02 Jeep Wrangler 2.5L-L4

$188.95
Engine Intake Valve OMIX 17417.03 fits 87-95 Jeep Wrangler 2.5L-L4

Engine Intake Valve OMIX 17417.03 fits 87-95 Jeep Wrangler 2.5L-L4

$20.95
Engine Exhaust Valve OMIX 17415.03 fits 87-95 Jeep Wrangler 2.5L-L4

Engine Exhaust Valve OMIX 17415.03 fits 87-95 Jeep Wrangler 2.5L-L4

$22.95
Engine Rocker Arm OMIX 17411.03 fits 87-90 Jeep Wrangler 4.2L-L6

Engine Rocker Arm OMIX 17411.03 fits 87-90 Jeep Wrangler 4.2L-L6

$42.95
Engine Push Rod OMIX 17410.01 fits 87-95 Jeep Wrangler 2.5L-L4

Engine Push Rod OMIX 17410.01 fits 87-95 Jeep Wrangler 2.5L-L4

$16.95
Engine Crankshaft Main Bearing OMIX 17465.21 fits 97-06 Jeep Wrangler 4.0L-L6

Engine Crankshaft Main Bearing OMIX 17465.21 fits 97-06 Jeep Wrangler 4.0L-L6

$115.95
Engine Exhaust Valve OMIX 17415.08 fits 87-90 Jeep Wrangler 4.2L-L6

Engine Exhaust Valve OMIX 17415.08 fits 87-90 Jeep Wrangler 4.2L-L6

$28.95
Engine Intake Valve OMIX 17417.08 fits 87-90 Jeep Wrangler 4.2L-L6

Engine Intake Valve OMIX 17417.08 fits 87-90 Jeep Wrangler 4.2L-L6

$25.95
Engine Exhaust Valve OMIX 17415.10 fits 87-90 Jeep Wrangler 4.2L-L6

Engine Exhaust Valve OMIX 17415.10 fits 87-90 Jeep Wrangler 4.2L-L6

$33.95
Engine Exhaust Valve OMIX 17415.09 fits 87-90 Jeep Wrangler 4.2L-L6

Engine Exhaust Valve OMIX 17415.09 fits 87-90 Jeep Wrangler 4.2L-L6

$35.95
Engine Exhaust Valve OMIX 17415.04 fits 87-95 Jeep Wrangler 2.5L-L4

Engine Exhaust Valve OMIX 17415.04 fits 87-95 Jeep Wrangler 2.5L-L4

$35.95
Engine Camshaft OMIX 17421.09 fits 91-95 Jeep Wrangler 4.0L-L6

Engine Camshaft OMIX 17421.09 fits 91-95 Jeep Wrangler 4.0L-L6

$148.95
Engine Master Rebuild Kit OMIX 17440.05 fits 87-90 Jeep Wrangler 4.2L-L6

Engine Master Rebuild Kit OMIX 17440.05 fits 87-90 Jeep Wrangler 4.2L-L6

$70.95

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