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Onan
Lawn & Garden Engine

Model # 6CCK-331M/1887E Official Onan gas engine & generator

Here are the diagrams and repair parts for Official Onan 6CCK-331M-1887E gas engine & generator, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 321 parts  |
Stud, Rear Bearing Plate Mounting - 5/16" X 1-5/16" 520A114
#17

Cylinder block, oil base & gear cover group diagram

Stud, rear bearing plate mounting - 5/16" x 1-5/16"

Part #520A114

The manufacturer no longer makes this part, and there's no substitute part

Bracket, Breather Pipe - Air Cleaner (b, C) 140A459
#22

Fuel system & exhaust group diagram

Bracket, breather pipe - air cleaner (b, c)

Part #140A459

The manufacturer no longer makes this part, and there's no substitute part

Stud, Armature Through - 7/16-14 Thread X 16-3/8" Long (30394) 520A534
#9

Generator group diagram

Stud, armature through - 7/16-14 thread x 16-3/8" long (30394)

Part #520A534

The manufacturer no longer makes this part, and there's no substitute part

Armature Assembly - Includes Blower And Bearing (30593) 201A807
#5A

Generator group diagram

Armature assembly - includes blower and bearing (30593)

Part #201A807

The manufacturer no longer makes this part, and there's no substitute part

Wick, Breaker Box Oil Drain 160A261
#21

Ignition group diagram

Wick, breaker box oil drain

Part #160A261

The manufacturer no longer makes this part, and there's no substitute part

Base, Oil - 4 U.s. Quarts - Drain On #2 Cylinder Side (a 102A330
#25

Cylinder block, oil base & gear cover group diagram

Base, oil - 4 u.s. quarts - drain on #2 cylinder side (a

Part #102A330

The manufacturer no longer makes this part, and there's no substitute part

Lead, Stator To Breaker Box - 18" (a, B, C) 336A521
#26

Ignition group diagram

Lead, stator to breaker box - 18" (a, b, c)

Part #336A521

The manufacturer no longer makes this part, and there's no substitute part

Nut, Pipe - 1" - Exhaust Outlet (d) 331-53
#40

Fuel system & exhaust group diagram

Nut, pipe - 1" - exhaust outlet (d)

Part #331-53

The manufacturer no longer makes this part, and there's no substitute part

Nipple, Close - 1" X 2-1/2" - Exhaust Outlet (d) 505-86
#42

Fuel system & exhaust group diagram

Nipple, close - 1" x 2-1/2" - exhaust outlet (d)

Part #505-86

The manufacturer no longer makes this part, and there's no substitute part

Cover, Valve Compartment 110A666
#14

Cylinder block, oil base & gear cover group diagram

Cover, valve compartment

Part #110A666

The manufacturer no longer makes this part, and there's no substitute part

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