MUSKOKA SIDEWINDER LTX LE
Lifetime Member
We also are having the same situation and motor is on the way.
1CoolZ71
Veteran
The one we had was a 2017.
If the OP has a 2019 with the same issue, that's scary.
Who knows how many could be out there with defects.
If I had my motor blow, I would magnaflux the head and check for porosity.
If the OP has a 2019 with the same issue, that's scary.
Who knows how many could be out there with defects.
If I had my motor blow, I would magnaflux the head and check for porosity.
MUSKOKA SIDEWINDER LTX LE
Lifetime Member
Head gasket was changed and after 20 kms coolant bottle empty and back into the oil.
RIKMAN
Expert
Thanks guys, guess we will see after a few rides.
Rik
Rik
RIKMAN
Expert
Head gasket was changed and after 20 kms coolant bottle empty and back into the oil.
Did you find the issue?
Finally, coolant is mixing in oil.
Grrrr...
MUSKOKA SIDEWINDER LTX LE
Lifetime Member
Cracked block ughhhhh
MUSKOKA SIDEWINDER LTX LE
Lifetime Member
They did a head gasket and then within 20 kms antifreeze was back into oil so motor is being replaced
RIKMAN
Expert
They did a head gasket and then within 20 kms antifreeze was back into oil so motor is being replaced
Was it stock or tuned? Mine seems to leak in oil at 16lbs of boost. How much boost can oem head studs withstand??
MUSKOKA SIDEWINDER LTX LE
Lifetime Member
Heres the thing I have a 2017 and ran over 30 LBS of boost for 2 seasons 0 issues I also have my 19 SRX also running the 30 LBS Mark and 0 issues
JLR
VIP Member
- Joined
- Dec 6, 2006
- Messages
- 69
- Location
- Winnipeg, Mb
- Country
- Canada
- Snowmobile
- 2011 apex mcx 290, 2018 sidewinder xtx se 137 precision stage 4, 2020 Sidewinder Srx
Heres the thing I have a 2017 and ran over 30 LBS of boost for 2 seasons 0 issues I also have my 19 SRX also running the 30 LBS Mark and 0 issues
Wow that on stock motor, or headstands done?
MUSKOKA SIDEWINDER LTX LE
Lifetime Member
Stock motor on both my 17 and 19
JLR
VIP Member
- Joined
- Dec 6, 2006
- Messages
- 69
- Location
- Winnipeg, Mb
- Country
- Canada
- Snowmobile
- 2011 apex mcx 290, 2018 sidewinder xtx se 137 precision stage 4, 2020 Sidewinder Srx
Stock motor on both my 17 and 19
Thats good to hear motors are built well.
1CoolZ71
Veteran
I doubt boost pressure would affect this issue. The coolant is leaking through the casting into the oil or into the cylinder.
Higher boost may keep the coolant OUT of the cylinder because of the higher psi.
The higher boost is in the cylinder and does not affect the coolant pressure or the oil pressure
Higher boost may keep the coolant OUT of the cylinder because of the higher psi.
The higher boost is in the cylinder and does not affect the coolant pressure or the oil pressure
RIKMAN
Expert
FYI.
Head gasket was the culprit. Pushing coolant under high boost from #3 cyl towards the timing chain compartment.
New head gasket and ARP studs going in.
Head gasket was the culprit. Pushing coolant under high boost from #3 cyl towards the timing chain compartment.
New head gasket and ARP studs going in.
ROCKERDAN
OCD Sledhead
- Joined
- Oct 8, 2005
- Messages
- 7,503
- Location
- Huntsville Ontario & Niagara NY
- Country
- Other
- Snowmobile
- '18 RTX 50th "Winder"
How much boost?FYI.
Head gasket was the culprit. Pushing coolant under high boost from #3 cyl towards the timing chain compartment.
New head gasket and ARP studs going in.
Dan
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