MIKUNI FUEL PUMP REPAIR KIT, 07-451460, MK-BN38/44-SPR, JET SKI, PWC CARB PARTS WC-07027 WU-07027

This genuine Mikuni carburettor rebuild kit (MK-BN38/44-SPR, 07-451460) is designed for Super BN square-body carburettors as used on personal watercraft. It services one carburettor and includes the critical gaskets, diaphragms, seals and small hardware required for a full overhaul of SBN38 and SBN44 units with four-screw pump covers; the needle valve/seat assembly is not included.

Features

• Genuine Mikuni components for Super BN square-body carburettors
• For SBN38 and SBN44 models with four-screw pump cover (square pump body)
• Manufacturer notes suitability for Super BN46 and certain I-Series applications where specified
• Includes internal fuel filter, check valves, O-rings and diaphragms required for a complete rebuild of one carburettor
• Includes 115 g lever arm spring, lever and pin
• Needle valve/seat assembly, jets and adjusters are not included

Specifications

• Quantity: services one carburettor
• Pump gaskets (x2) – BN38/547
• Pump diaphragm (clear) – BN34/97
• Check valves (clear) (x2) – BN34/124
• Check-valve grommets (x2) – BN34/125
• Damper diaphragm (early SBN/large hole) – BN34/100
• Damper diaphragm (small hole) – BN34/129
• Damper gasket – BN34/101
• Damper O-ring – 616-92007
• Internal fuel filter – BN44/146
• High-speed screw O-ring – B30/305
• Low-speed screw O-ring – MD12/16
• Needle-valve O-ring – KV/10
• Valve-body gasket – BN34/123
• Anti-siphon check valve (clear) – BN34/107
• Lever arm spring (115 g) – 730-03027
• Lever arm pin – VM30/97
• Lever arm (stainless) – BN38/534
• Diaphragm assembly – BN44/145
• Not included: needle/seat assembly, jets and external screws/covers

Cross-Reference OEM Part Numbers

• Mikuni MK-BN38/44-SPR
• Also referred to as MK-BN3844SPR

Vehicle Fitments

• Mikuni Super BN 38 mm (SBN38) square-body carburettors
• Mikuni Super BN 44 mm (SBN44) square-body carburettors
• May also apply to Super BN 46 mm and selected 38/40 mm I-Series carburettors where specified
• Yamaha SuperJet models utilising Mikuni Super BN carburettors
• Sea-Doo two-stroke models using Super BN carburettors up to 1997
• Kawasaki 750 (1998–2002)
• Kawasaki 800 SX-R (2003–2008)
• Other personal watercraft fitted with Mikuni Super BN square-body carburettors, including selected Yamaha, Polaris and Tigershark models