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Kohler M16 engine problem

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[email protected] New Member Total Posts : 1 Scores: 0 Reward points: 0 Joined: 2023/10/05 12:15:47 Status: offline 2023/10/05 12:27:27 (permalink) 0 Kohler M16 engine problem I’ve got a1986 Wheelhorse 416-8 tractor that I bought new, I started it awhile back and it made a funny noise and started blowing oil out the side, still ran good though.I pulled the PTO off and the drive pully and found the shaft seal was lose and spinning, I replaced it and thought I’d check to if something blew first so I hooked a air line to spark plug hole and air blasted out the breather hose, anyone know what I’m looking at now? I’d appreciate any help I get.thanks Quote #1 1 Reply Related Threads
SRTsFZ6 Super Member Total Posts : 2078 Scores: 74 Reward points: 0 Joined: 2018/11/18 07:20:58 Status: offline Re: Kohler M16 engine problem 2023/10/05 16:55:39 (permalink) 0 The breather vents the CRANKCASE, not the top end. Air is apparently getting past the piston/rings into the crankcase. Thus, "compression air" (that should stay in the combustion chamber) is pushing engine oil out of the crankcase. If it's still running, I'd suspect a compression ring broke. . . post edited by SRTsFZ6 - 2023/10/05 16:59:21 Scott Quote #2

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[email protected]

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2023/10/05 12:27:27 (permalink)

Kohler M16 engine problem

I’ve got a1986 Wheelhorse 416-8 tractor that I bought new, I started it awhile back and it made a funny noise and started blowing oil out the side, still ran good though.I pulled the PTO off and the drive pully and found the shaft seal was lose and spinning, I replaced it and thought I’d check to if something blew first so I hooked a air line to spark plug hole and air blasted out the breather hose, anyone know what I’m looking at now? I’d appreciate any help I get.thanks

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SRTsFZ6

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Joined: 2018/11/18 07:20:58
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Re: Kohler M16 engine problem 2023/10/05 16:55:39 (permalink)

The breather vents the CRANKCASE, not the top end.

Air is apparently getting past the piston/rings into the crankcase.
Thus, "compression air" (that should stay in the combustion chamber)
is pushing engine oil out of the crankcase.

If it's still running, I'd suspect a compression ring broke.

.

.

post edited by SRTsFZ6 - 2023/10/05 16:59:21

Scott

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