honda

comprimento rosca + colar - 11 mm
diâmetro rosca - 6 mm
diâmetro colar - 7,76 mm
comprimento colar - 2,2 mm

https://www.partzilla.com/product/honda/90380-KZZ-900

https://www.crfsonly.com/howto/crf250x/crf-valve-adjustment/crf250x-val…

https://www.youtube.com/watch?v=gO9OQs5GLz8
http://www.cbr250.net/forum/archive/t-62529.html
https://bikerzbits.com/14520-kzz-901-lifter-assy-tensioner-crf250l.html

parece burrice isto!
https://thumpertalk.com/forums/topic/1114767-are-cam-chain-tensioner-pr…

https://www.rickramsey.net/CRF250Lmods.htm