The MTU 12V 4000 G73 is a 57.2 L engine rated at 1200 rpm. It powers generator sets from MTU, including the PEDPG12V4000-2A0. It holds 60 L (15.9 gal) of oil.
Service parts for the 12V 4000 G73
The cheapest captured merchant offer per filter — see the full cross-reference below for every OEM/aftermarket option.
Fuel system
1 requiredP550849Fuel filterfind
Prices captured from merchant listings; some links are affiliate links. Verify against your serial number before ordering.
Maintenance schedule
| Item | Spec | Capacity | Part # | Interval | |
|---|
| Air filter | Set of heavy duty, dry-type, 2-stage air filters, contamination indicator, filter mountings and flexible engine-filter connections | | — | | |
| Fuel filter | Fuel main filter on engine (without diverter valve) | | 33763 | | Amazon $30.19 eBay $29.99 PartsGeek $29.97 |
| Oil filter | Lube oil filters multi stage, without diverter valve | | — | | |
| Battery | Four x 8D BATTERIES 1150 CCA | | 3233811 | | Amazon eBay |
| Belt | Stainless steel fuel cooler piping to/from radiator, Stainless steel lube oil drain piping to front of skid with shut-off valve and cap, Stainless steel fuel supply & return piping to front of skid with quick-diconnect fittings | | — | | |
| Coolant filter | | | — | | |
| Oil | lube oil circulation pump with safety valve for forced-feed with lubrication and piston cooling; lube oil heat exchanger; oil filler neck, dipstick for oil level measurement on engine | 221.0 l (gal) | — | | |
| Spark plug | | | — | | |
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 MTU 12V4000 family
4| Part # | Description | Category |
|---|
| WM00076 | Air filter element | air_filter |
| WM00086 | Easy-change fuel filter | fuel_filter |
| WM00067 | Oil filter element | oil_filter |
| 3082751 | Reman engine | other_service |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Common questions
What is the oil capacity of the MTU 12V 4000 G73?
The MTU 12V 4000 G73 engine has an oil capacity of 60.0 liters.
What is the displacement of the MTU 12V 4000 G73?
The MTU 12V 4000 G73 has a displacement of 57.2 liters.
Which generators use the MTU 12V 4000 G73 engine?
The MTU 12V 4000 G73 powers 1 generator set(s), including MTU PEDPG12V4000-2A0.
What fuel filter does the MTU 12V 4000 G73 use?
The MTU 12V 4000 G73 uses fuel filter part numbers Donaldson P550849, Wix 33763.