PK137 Pro-Lite Yamaha RZ350 84-85 Wiseco Top End Kit – 65.50 Mm Bore 20 mm 2nd / 2

20 mm 2nd / 2

Includes complete crankshaft assembly

Piston Ring Set – 83

Proven at every level of riding

and other gasket kits for many dirt bike

PK137 Pro-Lite Yamaha RZ350 84-85 Wiseco Top End Kit – 65.50 Mm Bore 20 mm 2nd / 2Wiseco 2 Stroke Pro Lite Piston Kit, 65. 50 mm Bore Wisecos Pro Lite is the forged 2 stroke piston that started it all! Wiseco Pro Lite forged 2 stroke pistons are the result of decades of experience, incorporating the latest in 2 stroke piston manufacturing and design in a part built for all purpose 2 stroke riding. Designed to offer great value, great reliability, and great performance, Pro Lite is the staple of 2 stoke pistons! Designed for all