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Kohler KD27V12 Engine

Name: Kohler KD27V12 Engine
Brand: Kohler

The Kohler KD27V12 is a 27 L 12-cylinder turbocharged, charge air cooled engine rated at 1800 rpm, producing up to 1114 kW. It powers generator sets from Kohler, including the GMKD900, KD1000 and KD900. It holds 27 L (7.1 gal) of oil and 27 L (7.1 gal) of coolant.

Also known as: KOHLER KD27V12

Part of the Kohler KD27V12 engine family — 3 variants share parts & fitment.

27.0 L

Displacement

Cylinders

1800 rpm

Rated speed

1114 kW

Gross power

On this pageSpecs Generator sets Maintenance FAQ Torque & specs

Engine specifications

Oil capacity	27.0 L
Coolant capacity	27.0 L
Displacement	27.0 L
Cylinders	12
Aspiration	Turbocharged, Charge Air Cooled
Rated speed	1800 rpm
Gross power	1114 kW

Generator sets powered by this engine

Kohler GMKD900 Kohler KD1000 Kohler KD27V12 Kohler KD900

How to read your Kohler engine serial & model number →

Common problems

APM INTERNAL power BATTERY WARNING M3.212

Compiled from service & troubleshooting documentation across every generator set that uses the Kohler KD27V12.

Maintenance schedule

Item	Spec	Capacity	Part #	Interval
Air filter	Dusty Environment		130000028-S	1500 hr	Amazon eBay
Fuel filter	Fuel/Water Separator		330510016		Amazon $99.99 eBay $33.15
Oil filter	Cartridge		230510001		Amazon $120.65 eBay $40.80
Battery	Dusty Environment		—	1500 hr
Belt	Crankcase breather belt		—	4000 hr
Coolant	BASF GLYSANTIN G40/G48	55.0 l	—	6000 hr
Oil	ACEA E4/E7/E6/E9	101.0 l	—	500 hr
Spark plug	Dusty Environment		—	1500 hr

Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.

Service specifications

Type	Item	Value	Unit
Other	10 in. weld flange bolt circle diameter B	361.95	mm (14.25 in.)
Other	10 in. weld flange outside diameter C	406.4	mm (16.0 in.)
Other	10 in. weld flange quantity of bolts / bolt hole diameter D	12, 25.40	mm (1.00 in.)
Other	12 in. weld flange bolt circle diameter B	431.80	mm (17.00 in.)
Other	12 in. weld flange outside diameter C	482.6	mm (19.0 in.)
Other	12 in. weld flange quantity of bolts / bolt hole diameter D	12, 25.40	mm (1.00 in.)
Other	14 in. weld flange bolt circle diameter B	476.25	mm (18.75 in.)
Other	14 in. weld flange outside diameter C	533.4	mm (21.0 in.)
Other	14 in. weld flange quantity of bolts / bolt hole diameter D	12, 28.58	mm (1.13 in.)
Other	16 in. weld flange bolt circle diameter B	539.75	mm (21.25 in.)
Other	16 in. weld flange outside diameter C	596.9	mm (23.5 in.)
Other	16 in. weld flange quantity of bolts / bolt hole diameter D	16, 28.58	mm (1.13 in.)
Other	18 in. weld flange bolt circle diameter B	577.85	mm (22.75 in.)
Other	18 in. weld flange outside diameter C	635.0	mm (25.0 in.)
Other	18 in. weld flange quantity of bolts / bolt hole diameter D	16, 31.75	mm (1.25 in.)
Other	20 in. weld flange bolt circle diameter B	635.00	mm (25.00 in.)
Other	20 in. weld flange outside diameter C	698.5	mm (27.5 in.)
Other	20 in. weld flange quantity of bolts / bolt hole diameter D	20, 31.75	mm (1.25 in.)
Other	5 in. weld flange bolt circle diameter B	215.90	mm (8.50 in.)
Other	5 in. weld flange outside diameter C	241.30	mm (9.50 in.)
Other	5 in. weld flange quantity of bolts / bolt hole diameter D	8, 22.23	mm (0.88 in.)
Other	6 in. weld flange bolt circle diameter B	254.0	mm (10.0 in.)
Other	6 in. weld flange outside diameter C	279.4	mm (11.0 in.)
Other	6 in. weld flange quantity of bolts / bolt hole diameter D	8, 22.23	mm (0.88 in.)
Other	8 in. weld flange bolt circle diameter B	298.45	mm (11.75 in.)
Other	8 in. weld flange outside diameter C	342.9	mm (13.5 in.)
Other	8 in. weld flange quantity of bolts / bolt hole diameter D	8, 22.23	mm (0.88 in.)
Other	Weld flange angle A (10, 12, 14 in. nominal pipe size)	30	deg.
Other	Weld flange angle A (16, 18, 20 in. nominal pipe size)	22.5	deg.
Other	Weld flange angle A (5, 6, 8 in. nominal pipe size)	45	deg.

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Parts cataloged across the Kohler KD27V12 family

Part #	Description	Category
12690422	Manguera de evacuación recta	hose
12690423	Manguera de evacuación de 90°	hose
0524072	Extractor de percusión	other_service
0528470	Perno de montaje M16x180	other_service
10020852	Herramienta de montaje para conductos de alta presión, ancho de boca 17	other_service
10023839	Dispositivo de ángulo de giro para accionamiento de 1/2"	other_service
10123791	Accionamiento manual	other_service
10148425	Punta de repuesto de la herramienta de montaje para inyector [10153847]	other_service
10153847	Centrador auxiliar	other_service
10289118	Herramienta de montaje para conductos de alta presión, ancho de boca 19	other_service
10305000145-KA1		other_service
10305000145-KA2		other_service
10305000145-KA3		other_service
10305000145-KA4		other_service
10305000145-KA5		other_service
10305000145-KA6		other_service
10305000145-KA7		other_service
10305001400-KA1		other_service
10305001400-KA2		other_service
10305001400-KA3		other_service
10305001400-KA4		other_service
10305001400-KA5		other_service
10305001400-KA6		other_service
10305001400-KA7		other_service
10305002800-KA1		other_service
10305002800-KA2		other_service
10305002800-KA3		other_service
10305002800-KA4		other_service
10305002800-KA5		other_service
10305002800-KA6		other_service
10305002800-KA7		other_service
10305003501-KA1		other_service
10305003501-KA2		other_service
10305003501-KA3		other_service
10305003501-KA4		other_service
10305003501-KA5		other_service
10305003501-KA6		other_service
10305003501-KA7		other_service
10305003601-KA1		other_service
10305003601-KA2		other_service
10305003601-KA3		other_service
10305003601-KA4		other_service
10305003601-KA5		other_service
10305003601-KA6		other_service
10305003601-KA7		other_service
10305004001-KA1		other_service
10305004001-KA2		other_service
10305004001-KA3		other_service
10305004001-KA4		other_service
10305004001-KA5		other_service
10305004001-KA6		other_service
10815480	Dispositivo de elevación	other_service
11171015	Herramienta de montaje para conductos de alta presión, ancho de boca 22 / 3/8"	other_service
11213360	Pieza corredera en T para el dispositivo de elevación [10815480]	other_service
11355589	Herramienta de desmontaje para el inyector	other_service
12440945	Adaptador	other_service
12450696	Etiqueta colgante	other_service
230612803	Fuel Line Replacement Kit	other_service
7014716	Herramientas Torx	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 Kohler KD27V12?

The Kohler KD27V12 engine has an oil capacity of 27.0 liters.

What is the displacement of the Kohler KD27V12?

The Kohler KD27V12 has a displacement of 27.0 liters with 12 cylinders.

Which generators use the Kohler KD27V12 engine?

The Kohler KD27V12 powers 4 generator set(s), including Kohler GMKD900, Kohler KD1000, Kohler KD27V12, Kohler KD900.

How often should you change the oil in the Kohler KD27V12?

The Kohler KD27V12 oil change interval is every 500 hours.

What is a common problem with the Kohler KD27V12 engine?

A commonly reported issue on generators using the Kohler KD27V12 is: APM INTERNAL power BATTERY WARNING.