30-31 | Fine Adjustment Screw Kit Righetti The X-30 engine also provides

The X-30 engine also provides an electric starter onboard

With extended elements to wrap around the chassis tubing

Each piston circlip is designed to fit into the piston wrist pin area to install the circlips

This chain feels like a piece of high-end jewerly

30-31 | Fine Adjustment Screw Kit Righetti The X-30 engine also providesAdjustment Screw Kit for Rotax Max Carburetors. This screw kit allows for fine tuning the fuel air mixture into the carburetor from the main jet venturi. Each Rotax carburetor requires this screw and return spring (which holds tension on the screw). Without it, the proper metering of fuel and air into the carburetor is not possible. The kit comes with (1) 30 and (1) 31 part as shown in the diagram.