Perkins 1106C-E66TAG2 Engine
The Perkins 1106C-E66TAG2 is a 6.6 L 6-cylinder diesel 4-stroke / water engine rated at 1500 rpm, producing up to 180.7 kW. It powers generator sets from Caterpillar, FG Wilson, Olympian and Perkins, including the GEP150, MJB 250 MA4, P135P2 and P150. It holds 15.5 L (4.1 gal) of oil and 21 L (5.5 gal) of coolant.
Also known as: Perkins 1106C-E66TAG2
Part of the Perkins 1106C engine family — 8 variants share parts & fitment.
Service parts for the 1106C-E66TAG2
The cheapest captured merchant offer per filter — see the full cross-reference below for every OEM/aftermarket option.
Prices captured from merchant listings; some links are affiliate links. Verify against your serial number before ordering.
Engine specifications
| Oil capacity | 15.5 L |
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| Coolant capacity | 21.0 L |
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| Displacement | 6.6 L |
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| Cylinders | 6 |
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| Aspiration | Diesel 4-Stroke / water |
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| Rated speed | 1500 rpm |
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| Gross power | 180 kW |
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Common problems
11- The motor does not start up
Cause: Start-up switch (I6) (where it is assembled) in incorrect position
Fix: Check position - High temperature
Cause: Overload
Fix: Check the load connected and diminish - Absence of output voltage
Cause: Voltage switch in position 0
Fix: Check position - The motor does not accelerate. Inconstant speed
Cause: Air filter or fuel filter clogged
Fix: Clean or replace - Low oil pressure
Cause: Oil level insufficient
Fix: Reset level. Check for leaks - White smoke
Cause: Oil level too high
Fix: Eliminate excess oil - Too little power provided by motor
Cause: Air filter clogged
Fix: Clean or replace - No-load voltage too low or too high
Cause: Incorrect motor running speed
Fix: Regulate speed to its nominal no-load value - Corrected no-load voltage too low with load
Cause: Incorrect motor running speed due to overload
Fix: Check the load connected and diminish - Black smoke
Cause: Air filter clogged
Fix: Clean or replace - Unstable tension
Cause: Contacts malfunctioning
Compiled from service & troubleshooting documentation across every generator set that uses the Perkins 1106C-E66TAG2.
Maintenance schedule
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
Parts cataloged across the Perkins 1106C family
15| Part # | Description | Category |
|---|
| P.15 | Air Filter | Air filter |
| P.22 | Engine Control Unit or Starting Key | ECM / ECU |
| 1106C | API等級 | Fluid |
| P.16 | Fuel Filter | Fuel filter |
| P.13 | Glow Plugs/Choke Control (Output #11) [5" ] | Glow plug |
| P.10 | Current Transformer Size [...] | Service part / kit |
| P.11 | Generator Overload Setting [inh.] | Service part / kit |
| P.12 | Generator Failure Alarm | Service part / kit |
| P.14 | Engine Speed Regulator | Service part / kit |
| P.17 | Start-up Motor | Service part / kit |
| P.18 | Battery Cable Terminals | Service part / kit |
| P.19 | Start-up Switch (I6) | Service part / kit |
| P.20 | 404D-22G | Service part / kit |
| P.21 | Preheating Device | Service part / kit |
| SJBU8387 | エンジンの始動要領 | Service part / kit |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Aftermarket parts that fit this engine
1Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.
Filters for this engine
- Oil filter: Perkins 2654A111 Donaldson P550920 Wix 57325 Baldwin B7378
Cross-referenced via Donaldson + OEM/engine-maker interchange — options to verify against your serial number, not confirmed for every exact variant.
Also used in
1- Fg Wilson P200-2 — Generator Set
Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.
Common questions
What is the oil capacity of the Perkins 1106C-E66TAG2?
The Perkins 1106C-E66TAG2 engine has an oil capacity of 15.5 liters.
What is the displacement of the Perkins 1106C-E66TAG2?
The Perkins 1106C-E66TAG2 has a displacement of 6.6 liters with 6 cylinders.
Which generators use the Perkins 1106C-E66TAG2 engine?
The Perkins 1106C-E66TAG2 powers 6 generator set(s), including Caterpillar GEP150, FG Wilson MJB 250 MA4, FG Wilson P135P2, FG Wilson P150, Olympian LL3114H.
What oil filter does the Perkins 1106C-E66TAG2 use?
The Perkins 1106C-E66TAG2 uses oil filter part numbers Perkins 2654A111, Donaldson P550920, Wix 57325.
What is a common problem with the Perkins 1106C-E66TAG2 engine?
A commonly reported issue on generators using the Perkins 1106C-E66TAG2 is: The motor does not start up. Cause: Start-up switch (I6) (where it is assembled) in incorrect position. Fix: Check position.