Pistons

The cylinder and piston of the classic air-cooled two-stroke Yamaha engine form the basis of this fine piece of Japanese technology. The origin of this vehicle engine lays in the 60s and was first introduced in the Netherlands early 70s, when the FS1 came on the market.

Today, these classic mopeds like the FS1 and the RD DT and TY are treasured by enthusiasts who like to go out on their mopeds. Nevertheless, also has the Yamaha technique does not last forever, and it can happen that the piston breaks at a given moment. Causes include a jam due to lack of lubrication or broken piston rings. At maximum 5400 RPM this may lead to major engine damage.

But even if there is no damage there can be a variety of reasons to replace a piston. Especially in restoration projects and engine overhauls this happens often, to give more power to the moped the cylinder is often replaced. At JMPB we as Yamaha specialist have a large assortment pistons for FS1, TD, RD and TY mopeds. These pistons are original Yamaha or from known brands like Athena, Polini, Airsal and Pro-X. Also you can buy from us very affordable aftermarket pistons which are an economical alternative to a more expensive brand pistons.

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