Premium quality piston kit suitable for Kubota D902 and Z602 diesel engines, also suitable for selected Beta Marine and Nanni Marine engines based on the Kubota D902/Z602 engine platform.
Manufactured to OEM specifications for outstanding reliability, durability and long engine life. Ideal for engine rebuilds and overhauls.
Commonly fitted to a wide range of Kubota compact tractors, mini excavators, utility vehicles, ride-on mowers, zero-turn mowers, generators and industrial equipment, including selected:
Kubota Compact Tractors
- BX1500
- BX1800
- BX1830
- BX1850
- BX1860
- BX2200
- BX2230
- BX2350
- BX2360
Kubota Mini Excavators
- K008-3
- K008-5
- KX018-4
- U10-3
- U10-5
- U17
- U17-3
Kubota Utility Vehicles
- RTV900
- RTV-X900
Kubota Ride-on & Zero Turn Mowers
- G1700
- G1800
- G1900
- GF1800
- TG1860
- ZD18
- ZD21
Also suitable for selected:
- Beta Marine: Beta 16, Beta 25
- Nanni Marine: N2.10, N2.14 and other Nanni engines based on the Kubota D902/Z602 platform.
- Please Note: The 2.00mm oil ring piston is available in Standard size only. The 3.00mm oil ring piston is available in both Standard and +0.50mm oversize.
Each kit includes:
- Piston
- Pre-fitted piston rings
- Gudgeon pin
- Circlips
Specifications:
- Bore: 72.00mm
- Top Ring: 1.50mm
- Second Ring: 1.50mm
- Oil Ring: 2.00mm or 3.00mm (depending on the option selected)
OEM Part Numbers (For Reference Only):
- 2.00mm Oil Ring (Standard Only): 1J091-21110
- 3.00mm Oil Ring (Standard & +0.50mm): 1J094-21110
Please check your engine model, piston size, oil ring width and OEM part number before ordering. If you are unsure of compatibility, the JEM Engines technical team will be happy to assist.




















