ATHENA Racing Crankshaft stroke 39.20 pin 12 94.50mm Minarelli horizontal

The ATHENA racing crankshaft is designed to deliver high performance and immediate response, making it an ideal component for those looking to push the limits of their horizontal Minarelli engine. With a stroke of 39.20 mm and a maneuvering radius of 19.60 mm, this crankshaft is perfect for optimizing power and torque, ensuring smooth and responsive acceleration.

The connecting rod foot bearing, with dimensions of 12x15x15 mm, ensures robust support and durability over time, while the pin diameters, both on the pulley side and the flywheel side, are both 20 mm, allowing for precise and secure mounting. The connecting rod features a pin diameter of 16 mm and a piston pin diameter of 12 mm, elements that contribute to a perfect synergy between the various engine components.

With a connecting rod length of 80 mm, the crankshaft offers excellent stability during operation, while the widths of the connecting rod foot and head, measuring 11.80 mm and 36.80 mm respectively, ensure optimal distribution of the forces at play. The total width of the shoulder is 36.80 mm, a value that helps maintain an ideal balance between performance and reliability.

Finally, the lengths of the pins, with 94.50 mm for the pulley side and 79.70 mm for the flywheel side, complete a design aimed at maximizing engine efficiency, making this crankshaft an excellent choice for those looking to enhance their motorcycle's performance. With the ATHENA racing crankshaft, every ride becomes a unique and engaging driving experience.

• Stroke: 39.20 mm
• Maneuvering radius: 19.60 mm
• Connecting rod foot bearing: 12x15x15 mm
• Pulley side pin diameter: 20 mm
• Flywheel side pin diameter: 20 mm
• Connecting rod pin diameter: 16 mm
• Piston pin diameter: 12 mm
• Connecting rod length: 80 mm
• Connecting rod foot width: 11.80 mm
• Connecting rod head width: 36.80 mm
• Total shoulder width: 36.80 mm
• Pulley side pin length: 94.50 mm
• Flywheel side pin length: 79.70 mm

Race Use Only Product - Not intended for road use