Can you guess what did this?

[Marshy]

Let's play a guessing game. Winner gets bragging rights. No cash payout.

What caused this?

 

[smokepole]

milky on the ring. Water in the gas?

 

[Stihlsmoking]

Bad wrist pin bearing ?

 

[Stackowood]

Maybe more than one thing. Ring locating pin came out, and foreign matter in the intake.

 

[Marshy]

Wrist pin bearing is good. Ring locating pins are intact.

 

[exSW]

Undersized piston.

 

[Definitive Dave]

coffee introduced through decomp port

 

[Definitive Dave]

leaking bar oil into crankcase

 

[Stihlsmoking]

Bad/broken pin ? Circlip broke ?

 

[zeebee413]

Ran saw submerged in water like Shelby Stanga

 

[Philbert]

Water, snow, egg nog . . .


Philbert

 

[Chainsaw Jim]

Ethanol fuel.

 

[Stihlsmoking]

Ethanol fuel.

With no oil ?

 

[Simondo]

Carb cleaner when running ....

 

[Mark71gtx]

Looks water logged to me

 

[Chainsaw Jim]

With no oil ?

Oh you can clearly see oil residue. Along with water and some milk.

 

[USMC615]

Diesel for mix...

 

[Chainsaw Jim]

Insecticide for mix.

 

[Stihlsmoking]

canola oil for mix.

 

[Motorhead]

Bad or no air filter.