Bultaco Alpina 250 [1971-1980] - WÖSSNER forged pistons

WÖSSNER forged pistons for Bultaco Alpina 250

The WÖSSNER forged piston is assigned to the Bultaco Alpina 250 from the entire 1971–1980 model year range. As a component of the upper engine area, it offers a defined selection of piston type, diameter and bore size.

Design and technical features

• Material: aluminum
• Piston Type: Forged
• Diameter Ø: 73.44 mm
• Letter oversize: 150
• Oversize: +1.50
• Bore diameter: 73.50 mm
• Number of piston rings: 1
• Stroke: 2T

The characteristics support the selection based on the existing engine dimensions. The diameter of 73.44 mm, the bore diameter of 73.50 mm and the specified oversize of +1.50 are particularly relevant. The piston type is shown as forged and the material as aluminum.

Vehicle assignment

The forged piston is assigned to the Bultaco Alpina 250, built between 1971 and 1980. This assignment serves as a guide when selecting the right engine part for this vehicle.

Selection note

Before ordering, compare the technical dimensions and the oversize marking with the existing motor. The piston diameter, the bore diameter and the 2T piston design are particularly important for the selection.