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Which torque setting is correct?

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PAULJAC47
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Which torque setting is correct?

#1 PostAuthor: PAULJAC47 » Thu Dec 08, 2016 7:09 pm

Guyz was just fllicking through last years yearbook,noticed cylinder head torque nuts settings for z1,ab,a4 thou are all 30 ft ilbs,always set these at 25 ft ilbs as per Kwak manual and Haynes book of lies which is correct?
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#2 PostAuthor: chrisu » Thu Dec 08, 2016 8:41 pm

my books all say 30 (well Kawasaki one say 27-31)

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#3 PostAuthor: PAULJAC47 » Thu Dec 08, 2016 9:02 pm

Weird that Chris my reprint of an original Z1 manual says 25ft ib matter of interest what book do you have?..Ta Paul J
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#4 PostAuthor: wheelysteve » Thu Dec 08, 2016 9:25 pm

Mine says 25 ft lb as well.
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#5 PostAuthor: z1bman » Thu Dec 08, 2016 9:26 pm

original z1 wokshop manual says 25ft lbs

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#6 PostAuthor: chrisu » Thu Dec 08, 2016 10:36 pm

PAULJAC47 wrote:Weird that Chris my reprint of an original Z1 manual says 25ft ib matter of interest what book do you have?..Ta Paul J


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#7 PostAuthor: z1bman » Thu Dec 08, 2016 11:21 pm

early model z1 some suffered from oil leaks Kawasaki modified the cylinder head nut so the thread was deeper as the original nut was bottoming out the new nut had a deeper thread & the torque setting was increased to 29-31ft lbs

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#8 PostAuthor: PAULJAC47 » Fri Dec 09, 2016 9:09 am

Thanks Guyz!
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#9 PostAuthor: flateddie » Fri Dec 09, 2016 10:47 am

always gone with 29ft/lb

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#10 PostAuthor: zed1015 » Fri Dec 09, 2016 4:17 pm

Anywhere from 25 to 36 ft/lb for std studs.
32 to 42 ft/lb for HD studs.


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