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BMW
525i E34
1991
Engine
Back to 1991 BMW 525i E34
1991 BMW 525i E34
Engine Labor Times
71 published engine jobs for the 1991 BMW 525i E34. Select a job for the full estimate.
Engine Jobs
Boost Pressure Sensor
7 h
Camshaft Position Sensor
2.5L I6 M50: 1.4 h · 25L I6: 3.1 h
1.4 - 3.1 h
Camshaft R&R
2.5L I6 M50: 10.8 h · 25L I6: 5.7 h
5.7 - 10.8 h
Connecting Rod Bearings
2.5L I6 M50: 20.2 h · 25L I6: 4.6 h
4.6 - 20.2 h
Crankshaft Position Sensor
2.5L I6 M50: 1.4 h · 25L I6: 8.7 h
1.4 - 8.7 h
Crankshaft R&R
2.5L I6 M50: 27 h · 25L I6: 3.7 h
3.7 - 27 h
Cylinder Head R&R
2.5L I6 M50: 8.1 h · 25L I6: 4.3 h
4.3 - 8.1 h
Cylinder Head Resurface
2.5L I6 M50: 10.8 h · 25L I6: 7.1 h
7.1 - 10.8 h
Engine Mount - Front
2.5L I6 M50: 2 h · 25L I6: 7.7 h
2 - 7.7 h
Engine Mount - Rear
2.5L I6 M50: 2 h · 25L I6: 4.9 h
2 - 4.9 h
Engine Mounts - All
2.5L I6 M50: 5.4 h · 25L I6: 3.6 h
3.6 - 5.4 h
Engine R&R
2.5L I6 M50: 13.5 h · 25L I6: 8.7 h
8.7 - 13.5 h
Engine Rebuild
2.5L I6 M50: 33.8 h · 25L I6: 4.4 h
4.4 - 33.8 h
Exhaust Manifold
2.5L I6 M50: 4.1 h · 25L I6: 3.4 h
3.4 - 4.1 h
Exhaust Manifold Gasket
2.5L I6 M50: 3.4 h · 25L I6: 5.5 h
3.4 - 5.5 h
Flexplate
2.5L I6 M50: 6.8 h · 25L I6: 4.3 h
4.3 - 6.8 h
Flywheel
10.4 h
Freeze Plug - Single
2.5L I6 M50: 4.1 h · 25L I6: 5.2 h
4.1 - 5.2 h
Freeze Plugs - All
2.5L I6 M50: 10.8 h · 25L I6: 5.1 h
5.1 - 10.8 h
Front Main Seal
2.5L I6 M50: 5.4 h · 25L I6: 6.2 h
5.4 - 6.2 h
Harmonic Balancer
2.5L I6 M50: 2.7 h · 25L I6: 3.6 h
2.7 - 3.6 h
Head Gasket - Single
2.5L I6 M50: 16.2 h · 25L I6: 6.8 h
6.8 - 16.2 h
Head Gaskets - Both
2.5L I6 M50: 24.3 h · 25L I6: 10.3 h
10.3 - 24.3 h
Idle Air Control Valve
2.5L I6 M50: 1.1 h · 25L I6: 4.3 h
1.1 - 4.3 h
Idler Pulley
2.5L I6 M50: 1.1 h · 25L I6: 10.2 h
1.1 - 10.2 h
Intake Manifold
2.5L I6 M50: 4.1 h · 25L I6: 8.2 h
4.1 - 8.2 h
Intake Manifold Gasket
2.5L I6 M50: 4.1 h · 25L I6: 9.9 h
4.1 - 9.9 h
Knock Sensor
2.5L I6 M50: 2.7 h · 25L I6: 6.3 h
2.7 - 6.3 h
Lifter - Single
2.5L I6 M50: 5.4 h · 25L I6: 5.9 h
5.4 - 5.9 h
Lifters/Tappets - All
2.5L I6 M50: 8.1 h · 25L I6: 7 h
7 - 8.1 h
Long Block Replacement
2.5L I6 M50: 16.2 h · 25L I6: 4.2 h
4.2 - 16.2 h
Main Bearings
2.5L I6 M50: 24.3 h · 25L I6: 8.2 h
8.2 - 24.3 h
Manifold Absolute Pressure Sensor
2.5L I6 M50: 0.7 h · 25L I6: 4.8 h
0.7 - 4.8 h
Mass Air Flow Sensor
2.5L I6 M50: 0.4 h · 25L I6: 7.6 h
0.4 - 7.6 h
Oil Level Sensor
2.5L I6 M50: 1.1 h · 25L I6: 7.2 h
1.1 - 7.2 h
Oil Pan Gasket
2.5L I6 M50: 5.4 h · 25L I6: 8.9 h
5.4 - 8.9 h
Oil Pan Replacement
2.5L I6 M50: 6.1 h · 25L I6: 8.8 h
6.1 - 8.8 h
Oil Pressure Sensor
2.5L I6 M50: 0.7 h · 25L I6: 10.7 h
0.7 - 10.7 h
Oil Pump
2.5L I6 M50: 8.1 h · 25L I6: 6.1 h
6.1 - 8.1 h
PCV Valve
2.5L I6 M50: 0.4 h · 25L I6: 7.9 h
0.4 - 7.9 h
Piston - Single
2.5L I6 M50: 24.3 h · 25L I6: 6.7 h
6.7 - 24.3 h
Piston Rings - All
2.5L I6 M50: 27 h · 25L I6: 5.1 h
5.1 - 27 h
Pistons - All
2.5L I6 M50: 29.7 h · 25L I6: 10.2 h
10.2 - 29.7 h
Rear Main Seal
2.5L I6 M50: 6.8 h · 25L I6: 6.6 h
6.6 - 6.8 h
Rocker Arms - All
2.5L I6 M50: 4.1 h · 25L I6: 10.6 h
4.1 - 10.6 h
Serpentine Belt
2.5L I6 M50: 0.7 h · 25L I6: 10.5 h
0.7 - 10.5 h
Serpentine Belt Tensioner
2.5L I6 M50: 1.4 h · 25L I6: 6.9 h
1.4 - 6.9 h
Short Block Replacement
2.5L I6 M50: 20.2 h · 25L I6: 7.1 h
7.1 - 20.2 h
Supercharger
4.4 h
Throttle Body
2.5L I6 M50: 1.4 h · 25L I6: 9.5 h
1.4 - 9.5 h
Throttle Position Sensor
2.5L I6 M50: 0.7 h · 25L I6: 6.2 h
0.7 - 6.2 h
Timing Belt
5.9 h
Timing Belt Kit
4.1 h
Timing Belt Tensioner
10.5 h
Timing Chain
10.8 h
Timing Chain Guide
2.5L I6 M50: 9.5 h · 25L I6: 5.7 h
5.7 - 9.5 h
Timing Chain Kit
2.5L I6 M50: 12.2 h · 25L I6: 6.9 h
6.9 - 12.2 h
Timing Chain Tensioner
2.5L I6 M50: 8.1 h · 25L I6: 9.8 h
8.1 - 9.8 h
Transmission Mount
2.5L I6 M50: 1.4 h · 25L I6: 8.4 h
1.4 - 8.4 h
Turbo Wastegate Actuator
9.5 h
Turbocharger
7.7 h
Valve Adjustment
2.5L I6 M50: 2.7 h · 25L I6: 8.6 h
2.7 - 8.6 h
Valve Cover Gasket - Single
2.5L I6 M50: 2 h · 25L I6: 10.2 h
2 - 10.2 h
Valve Cover Gaskets - Both
2.5L I6 M50: 3.4 h · 25L I6: 4.5 h
3.4 - 4.5 h
Valve Job - Complete
2.5L I6 M50: 13.5 h · 25L I6: 5.2 h
5.2 - 13.5 h
Valve Seals
2.5L I6 M50: 10.8 h · 25L I6: 7.8 h
7.8 - 10.8 h
Valve Spring - Single
2.5L I6 M50: 4.1 h · 25L I6: 8.9 h
4.1 - 8.9 h
Valve Springs - All
2.5L I6 M50: 8.1 h · 25L I6: 6.9 h
6.9 - 8.1 h
Variable Valve Timing Actuator
2.5L I6 M50: 4.1 h · 25L I6: 5.8 h
4.1 - 5.8 h
VVT Solenoid - Single
2.5L I6 M50: 1.4 h · 25L I6: 3.5 h
1.4 - 3.5 h
VVT Solenoids - All
2.5L I6 M50: 2.7 h · 25L I6: 9.1 h
2.7 - 9.1 h