Original jet DELLORTO with 5mm x 0.75mm thread tested in production. Used as secondary jet in a lot Dellorto carburetors like PHBL/VHS and main jet for Dellorto PHBG,PHBD,SHA,SHB, VHB CS и CD, and many from the early models of Dellorto carburetors. The jets are just as important as the variator roll..
Original jet DELLORTO with 6mm x 0.75mm thread tested in production. Suitable for carburetors Dellorto PHBL, PHBH, VHSA и VHSB, MIKUNI VM16-20. The jets are just as important as the variator rollers. With each tuning change of the scooter, the main jet must be replaced with a larger one, the seconda..
Standard rollers for variator RMS. The weight of the variator plays a major role in tuning scooters. Base rule: The lighter your rollers, the more revolutions it takes to push the rollers to the end by centrifugal force. Heavier rollers need from less speed to start this process. This means that if ..