OzVMX Forum

Clubroom => Tech Talk => Topic started by: k2000x on March 27, 2011, 10:39:38 am

Title: kdx 220 and kawasaki js550 jet ski piston size
Post by: k2000x on March 27, 2011, 10:39:38 am

hi does any one have the specs on a kdx 220 piston eg pin size , center of pin to deck hight and same to bottom skirt..ive been told by a guy in u.s that he is running on in a v-75 montesa and the jet ski piston in a vb250 montesa

Title: Re: kdx 220 and kawasaki js550 jet ski piston size
Post by: Lozza on March 28, 2011, 06:33:24 pm

I'll dig the specs up and edit this post later on

Title: Re: kdx 220 and kawasaki js550 jet ski piston size
Post by: JC on March 30, 2011, 09:02:52 am

KDX220 had 69mm bore. Gudgeon pin probably 16mm. I'd think piston would have holes for reed v/v too.

JS550 had 75mm bore, gudgeon 16mm, deck ht 23mm if my info is correct. Don't know about reed holes.