Athena Full circle HPC racing crankshaft for the 2002-2011 Yamaha Zuma
Increases primary compression in the crankcase and is manufactured completely from metal, no plastic inserts.
Recommended for sport and midrace cylinders.
Connecting rod is set up for pistons with a 12mm wrist pin.
Fits the Yamaha Zuma 2002-2011
Made in Italy