RiverRat2
Serio Tree Freak
agreed
Thats what I am thinking also from him describing the rings being stuck......:monkey:
Maybe try some of the Stihl decarbonizer......you pulling 15k without seizure was a sign of lowered compression..... and with lower compression comes less torque and that may also explain the black goo on the lower side of the exhaust.....blow by.....I can see it under the rings on the piston skirt as well.
Thats what I am thinking also from him describing the rings being stuck......:monkey: