The Kubota V1200-B is a 1.24 L 4-cylinder engine. It powers generator sets from Cummins/Onan, including the DK.
Also known as: Kubota V1200-B
| Displacement | 1.237 L |
|---|---|
| Cylinders | 4 |
Compiled from service & troubleshooting documentation across every generator set that uses the Kubota V1200-B.
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Change the air cleaner yearly, or more often in extremely dusty conditions. | — | find | ||
| Fuel filter | See the Periodic Maintenance Schedule for the filter change interval. However, if the engine shows signs of fuel starvation (reduced power or surging), change the fuel filter as follows: 1. Loosen drain and bleed screws. Collect fuel in suitable container. Remove bleed plug. See Figure 9. | 1522143081 | PartsGeek FridayParts $15.69 | ||
| Oil filter | Replace the pressure cap every two years, or sooner if it malfunctions. | 1584132431 | PartsGeek $10.97 | ||
| Belt | To adjust the belt, loosen the bolt that passes through the long slot in the alternator mounting bracket and slide the alternator until the tension is right. See Figure 7. | — | find | ||
| Coolant | Check coolant level in radiator after allowing engine to cool down. Ensure pump belt is OK and has proper tension. Also check cooling system cleanliness (freedom from contaminants, rust, sludge buildup, etc.). | — | |||
| Oil | Maintain the lubricating qualities of No. 2 diesel fuel should protect the cylinders of a diesel engine at least 30 days when the set is not being run. | 5.0 quarts (4.7 liters) | — |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.
Cross-referenced via Donaldson + OEM/engine-maker interchange — options to verify against your serial number, not confirmed for every exact variant.
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.
The Kubota V1200-B has a displacement of 1.237 liters with 4 cylinders.
The Kubota V1200-B powers 1 generator set(s), including Cummins/Onan DK.
The Kubota V1200-B uses oil filter part numbers Kubota 1584132431, Donaldson P550726, Wix 51064.
The Kubota V1200-B uses fuel filter part numbers Kubota 1522143081, Donaldson P550127, Wix 33390.
A commonly reported issue on generators using the Kubota V1200-B is: Engine starts but stops after running several seconds.. Fix: Check for a possible fault condition. If none, check fault monitors S1 through S4 and fault breaker CB12 for improper wiring. Is a fault condition indicated by fault breaker CB12 on control panel? No: Check for closing of S6 power latch switch. If okay, replace engine monitor PC board. Does latching relay A11-K12 energize and contacts close when generator set comes up to operating speed? Yes: Check all B+ wiring for shorts to ground. Does DC control breaker trip after generator set is started?.