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Rotor for Z1000 21007-1036

Posted: Wed May 08, 2019 7:17 pm
Author: chrisw1
I am looking for a rotor for a 1983 Z1000r2 if anyone can help please

1981-1983 Kawasaki KZ1000, KZ1100 Generator Rotor 21007-1036. Condition is Used.
Rotor for the 81-83 KZ1000 and KZ1100 derivatives
KZ1000J
KZ1000 R Eddie Lawson Replica
KZ1000 CSR
KZ1100 Spectre
KZ1100A Shaft
KZ1000 K LTD
81-82 GPZ1100

Thanks Chris

Re: Rotor for Z1000 21007-1036

Posted: Thu May 09, 2019 10:35 am
Author: KeithZ1R
Pretty sure Electrex world do a replacement for these Chris, I await correction :)

Re: Rotor for Z1000 21007-1036

Posted: Thu May 09, 2019 12:59 pm
Author: chrisNI
KeithZ1R wrote:Pretty sure Electrex world do a replacement for these Chris, I await correction :)



That what I thought too but I thought I’d let someone else say so in case it was lies... :lol:

Re: Rotor for Z1000 21007-1036

Posted: Thu May 09, 2019 2:48 pm
Author: chrisu
they do but apparently no stock

Re: Rotor for Z1000 21007-1036

Posted: Thu May 09, 2019 4:43 pm
Author: chrisw1
got one but thanks for the suggestions :)

Re: Rotor for Z1000 21007-1036

Posted: Thu May 09, 2019 4:55 pm
Author: Al
Theres a load of them for sale on ebay from Germany etc. These are also Electrex ones just for more money. The original K item does not have a woodruff keyway cut into it for the 1000 / 1100 J engined range. It relies on 116 ft/lbs of torque to lock it onto the taper. The Electrex ones are designed to fit a small range of bikes which presumably have a keyway fitted in the crank and therefore a much lower torque figure to secure them. 116 ft/lbs of torque on a taper with a slot is asking for trouble. The stress at the base of a crack is 2000 times that at the surface and all that. I have limited experience of the Electrex ones on J models. I have known one to crack at the keyway but not known any to stay in place! I am sure some people continue to use them to this day, however just because Electrex says something is OK does not make it so in other cases i, and others have found. No problem with the company just its reluctance to admit when its made a mistake.

AL