CYLINDER KIT BIG BORE 44.00mm YAMAHA PW 50 QT 60 4J2-11111-00-00

This 60cc big bore cylinder kit is a replacement top-end assembly for Yamaha PW50 and QT50 models. It increases the standard 40.00 mm bore to 44.00 mm and includes the main components required for cylinder, piston and gasket replacement. Designed as a direct OEM-style replacement, the kit is intended for straightforward installation when rebuilding the top end.

Features

• Direct replacement for the existing cylinder assembly


• Suitable for top-end engine rebuilds


• OEM-quality replacement component set


• Supplied as a complete cylinder, piston and gasket kit


• Professional installation recommended if unsure


• Check product image before ordering to avoid errors

Specifications

• Big bore capacity: 60cc


• Bore size: 44.00 mm


• Standard bore size: 40.00 mm


• Kit contents: 1 x cylinder block


• Kit contents: 1 x cylinder head


• Kit contents: 1 x piston


• Kit contents: 1 x piston pin


• Kit contents: 1 x bearing


• Kit contents: 1 x piston ring set


• Kit contents: 1 x head gasket


• Kit contents: 1 x cylinder gasket

Cross-Reference OEM Part Numbers

• 4J2-11111-00-00


• 4J2-11111-01-00


• 4J2-11311-01-00


• 3L5-11111-02-00


• 3L5-11311-01-00


• 517-11181-01-00


• 517-11181-00-00


• 3PT-11351-00-00


• 18U-11631-00-A0


• 3L5-11633-00-00


• 2E9-11633-00-00


• 260-11610-04-00


• 260-11601-03-00


• 93450-11021-00


• 93310-21038-00


• 93310-210M0-00


• 93306-20335-00

Vehicle Fitments

• Yamaha PW50


• Yamaha QT50