CARBURETOR COMPLETE REBUILD KIT 81-24 YAMAHA PW 50

This carburettor rebuild kit is designed for the OEM Mikuni VM12/VM12SC unit fitted to Yamaha PW50 models, covering all years from 1981 through 2024. It includes the service items typically required to restore correct fuel metering and sealing, enabling a thorough refurbishment of a single carburettor without replacing the complete assembly.

Features

• Intended for the OEM Mikuni VM12/VM12SC carburettor as fitted to PW50
• Covers full model range from 1981–2024
• Provides the gaskets, seals and wear components needed for a comprehensive overhaul
• Suitable for routine maintenance or repair where fuel leakage, poor starting or erratic running is traced to carburettor wear

Specifications

• Application: Single carburettor rebuild (PW50)
• Carburettor type: Mikuni VM12 / VM12SC
• Typical kit contents: float valve (needle and seat), float bowl gasket, O-rings and sealing washers, idle/air screw components, and replacement bowl screws
• Jets: Some kits include OEM-spec main and pilot jets; where not supplied, reuse existing jets or source to OEM sizes as required

Cross-Reference OEM Part Numbers

• Gasket, float chamber: 3L5-14184-00-00
• Needle valve assembly (float valve): 3L5-14190-01-00
• Pilot jet (#40 typical): 3L5-14142-40-00
• Main jet (#70 typical): 620-14231-14-00
• Alternative main jet sizes commonly used: #65 (620-14231-13-00), #75 (620-14231-15-00)
• Float: 3L6-14185-01-00
• Float pin: 603-14186-00-00
• Air (pilot) screw set: 36R-14104-00-00
• Throttle screw set: 36R-14103-00-00

Vehicle Fitments

• Yamaha PW50 (1981–2024)