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Kubota Fuel Injection Pump (Part No. 16851-51010)
This is Kubota single-cylinder high-pressure fuel injection pump, It is matched with Kubota Z482 and other small single-cylinder diesel engines, and widely used in mini excavators, generator sets, compact tractors and garden machinery.
Basic Information
Original Part Number: 16851-51010
Alternative Part Numbers: 16001-51010, 17548-51010
Pump Type: Inline single-cylinder plunger-type fuel injection pump
Applicable Engine: Kubota Z482 (Single-cylinder, water-cooled, naturally aspirated diesel engine)
Applicable Equipment: ◦ Generator sets: GL6000, GL7000, J106, etc.
Tractors: BX1500D, GR1600EC2, T1600H, etc.
Garden machinery: GZD15 series zero-turn mowers
Compact equipment: KC120H crawler carriers
Core Specifications • Structure: Single-cylinder plunger assembly, equipped with integrated mechanical governor and fuel feed pump port
Injection Pressure: 190–230 bar (optimized for Z482 operating conditions)
Speed Range: Approx. 750 rpm at idle, rated speed 3000 rpm
Fuel Type: 0# / -10# diesel fuel (compliant with GB 252 standard)
Materials: Cast iron housing, alloy plungers, precision matched components
Weight & Dimensions: Approx. 3.5 kg; Overall size: 160×120×150 mm (L×W×H)






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