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dgjks6

flywheel torque

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dgjks6

k181 rebuild here. I am on the torque flywheel nut to 85/90 ft/lbs or 250ft/lbs if signs of wear.

I got the 85/90 with a strap wrench, but with my son on one end and me on the other we can not get above 100. Is that enough?

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TT

85 to 90 ft/lb is the spec.

250 ft/lb would either twist the end off the crankshaft, split the flywheel through the keyway, or both.

Where did you see that incorrect bit of information? :banghead:

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dgjks6

kohler manual page 12.15

"if hex head screw is used torque to 250ft/lbs"

now that i re read it, it is a grammar thing. They don't mean used hex head screw, they mean if you use a hex head screw (whatever that is)

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TT

A hex-head screw is nothing more than a bolt. (which was normally used on the newer engines)

It's also 250in(INCH)/lbs - not ft/lbs. There's a HUGE difference.

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Anglo Traction

Yeah, just a bit of difference between the 2. Don't think K181's had Hex Screws(fully threaded shank) on the Flywheel anyway!. Just the Nut.

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dgjks6

Do you guys think of Tim Allen on Home Improvement every time you read a post from me?

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can whlvr

hey dont fret,i woulda missed that too

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rmaynard

Do you guys think of Tim Allen on Home Improvement every time you read a post from me?

At least Tim Allen always had a good looking girl on the set. :banghead:

You are a wise poster. I fear there are those who would crank the nut to 250 ft/lbs, bust the end off the crankshaft, then post a question asking what happened.

Better to ask first than to have to post a Want Ad for a K181 crank.

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wheelhorse656

Do you guys think of Tim Allen on Home Improvement every time you read a post from me?

At least Tim Allen always had a good looking girl on the set. :thumbs:

You are a wise poster. I fear there are those who would crank the nut to 250 ft/lbs, bust the end off the crankshaft, then post a question asking what happened.

Better to ask first than to have to post a Want Ad for a K181 crank.

very very true!!!!! :banghead: about the crank!

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