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Jeep
Wrangler
1991
Engine
Back to 1991 Jeep Wrangler
1991 Jeep Wrangler
Engine Labor Times
63 published engine jobs for the 1991 Jeep Wrangler. Select a job for the full estimate.
Engine Jobs
Camshaft Position Sensor
1 h
Camshaft R&R
8 h
Connecting Rod Bearings
15 h
Crankshaft Position Sensor
1 h
Crankshaft R&R
20 h
Cylinder Head R&R
6 h
Cylinder Head Resurface
8 h
Engine Mount - Front
1.5 h
Engine Mount - Rear
1.5 h
Engine Mounts - All
4 h
Engine R&R
10 h
Engine Rebuild
25 h
Exhaust Manifold
3 h
Exhaust Manifold Gasket
2.5 h
Flexplate
5 h
Freeze Plug - Single
3 h
Freeze Plugs - All
8 h
Front Main Seal
4 h
Harmonic Balancer
2 h
Head Gasket - Single
12 h
Head Gaskets - Both
18 h
Idle Air Control Valve
0.8 h
Idler Pulley
0.8 h
Intake Manifold
3 h
Intake Manifold Gasket
3 h
Knock Sensor
2 h
Lifter - Single
4 h
Lifters/Tappets - All
6 h
Long Block Replacement
12 h
Main Bearings
18 h
Manifold Absolute Pressure Sensor
0.5 h
Mass Air Flow Sensor
0.3 h
Oil Level Sensor
0.8 h
Oil Pan Gasket
4 h
Oil Pan Replacement
4.5 h
Oil Pressure Sensor
0.5 h
Oil Pump
6 h
PCV Valve
0.3 h
Piston - Single
18 h
Piston Rings - All
20 h
Pistons - All
22 h
Rear Main Seal
5 h
Rocker Arms - All
3 h
Serpentine Belt
0.5 h
Serpentine Belt Tensioner
1 h
Short Block Replacement
15 h
Throttle Body
1 h
Throttle Position Sensor
0.5 h
Timing Chain
8 h
Timing Chain Guide
7 h
Timing Chain Kit
9 h
Timing Chain Tensioner
6 h
Transmission Mount
1 h
Valve Adjustment
2 h
Valve Cover Gasket - Single
1.5 h
Valve Cover Gaskets - Both
2.5 h
Valve Job - Complete
10 h
Valve Seals
8 h
Valve Spring - Single
3 h
Valve Springs - All
6 h
Variable Valve Timing Actuator
3 h
VVT Solenoid - Single
1 h
VVT Solenoids - All
2 h