View Full Version : torque specs
baseballplaya23
08-04-2005, 01:37 PM
everyone post what torque specs you know for the 86 250r engine. all of the torque specs would be nice cuz i dont have my manual yet and i need to put my motor back together. thanks ahead of time
TRX370R
08-04-2005, 03:33 PM
Engine mounting brackets: 8mm 18-25ft lbs.
10mm 36-43ft lbs.
Cylinder head nuts: 17-21ft lbs.
Cylinder base nuts: 27-35ft lbs.
Alternator Rotor: 47-54 ft lbs.
Primary driver gear: 29-36ft lbs.
Drive Sprocket: 22-25ft lbs.
TRX370R
08-04-2005, 03:39 PM
If you need some for the clutch and shift mechanism:
Clutch Locknut: 40-47ft lbs.
Kickstarter Bolt: 14-25ft lbs.
Shift Drum Center Bolt: 14-17ft lbs.
baseballplaya23
08-04-2005, 04:26 PM
what about the 5 bolts that hold the clutch plates and stuff in?
TRX370R
08-04-2005, 05:03 PM
My clymer manual doesn't have a torque spec for those, it just states....tighten the bolts securely in a crisscross pattern in 2-3 steps. I wouldn't think very much torque is required 10-15ft. lbs. would be more then enough.
baseballplaya23
08-04-2005, 06:23 PM
yea i dont wanna do what my cousin did to his. he told me 10 ft/lbs and i was torqing it and it broke before it got to 10 on his yfz.
metalmellinium
08-07-2005, 01:14 AM
Ya whoops:blah: It was only 5.8 hahahha
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