See this product page at Dalton Industries for complete information   Dalton Part # Yamaha Part # Yamaha (All YPZ/YXR)...

These rivets are used to adjust the mass of OEM Yamaha flyweights on the DaltonPro DPYR. DFR-Y Steel, solid. 3.1 gSuggested list price...

DaltonPro springs are manufactured form high quality chrome silicon wire to exacting tolerances, stress relieved, and shot peened for...

Dalton springs are well known for durability and are manufactured from high quality materials and processes. . As always, we try to...

These are a more aggressive curvature flyweight than 4 stroke models from the factory. These ones have a curvature more similar to the...

This pkg of hardware is a replacement pack. They are sold as a pack for each quick adjust individual flyweight. Fits all Dalton...

Dalton Quick adjust weights for Yamaha applications. This method of adjustment allows for adding or subtracting mass from the main body...

The "R" (radius) series helixes for Yamaha from Dalton features a short duration initial angle, radiuses into what is mostly a straight...

Extensive machining to be lightweight like the OEM castings, but with the attractive strength of solid billet aluminum. Helixes for...

The 2017+ Yamaha Sidewinder model comes with a roller secondary. The roller secondary clutch is different than other previous Yamaha...