Manioiity 180° Thermostat for Kubota Engines — 15531-73010/73014 Compatible with B1550 B1700 Tractors, Includes Gasket

Manioiity 180° replacement thermostat (with gasket) designed to fit Kubota engines and models that use part numbers 15531-73010 / 15531-73014.

This aftermarket 180° thermostat from Manioiity is engineered to replace Kubota thermostats with reference numbers 15531-73010, 15531-73011, 15531-73013 and 15531-73014. It ships with a gasket and is intended for a wide range of Kubota engines and equipment — from small diesel engines like the D600 series to compact tractors and lawn & garden models. The product is sold as a replacement (not OEM) and aims to restore proper coolant flow and temperature regulation when the original thermostat is worn or stuck.

Which Kubota engines and machines will this thermostat fit?

The Manioiity thermostat is compatible with multiple Kubota engines and implements that list the 15531-73010 through 15531-73014 part numbers. It covers small diesel engine families (D600, D640, D662, D722, D750, D850, V1200) and an extensive range of tractors, zero-turn mowers, and compact construction machines.

• Engines: D600, D640, D662, D722, D750, D850, V1200
• Tractors: B1550, B1700, B2100, B2150 series and many B-series models
• Lawn & garden: F2000/F2400 series, G1700–G5200, ZD18 and other mowing platforms
• Construction/industrial: KH/KX compact models, K008 series, R310 and similar small equipment

How does the Manioiity thermostat restore cooling system performance?

When a thermostat sticks open or closed the engine either overcools or overheats, which affects efficiency and component life. Replacing a failing thermostat with this Manioiity unit helps re-establish the intended 180° operating threshold so coolant flows correctly through the radiator once the engine warms.

• Restores proper opening temperature near 180° Fahrenheit
• Ensures regulated coolant circulation under normal load
• Supplied gasket helps form a reliable seal at installation
• Aftermarket option compatible with several Kubota part numbers

What’s included and what should you check before installing?

The package contains one Manioiity 180° thermostat and one matching gasket. Before installation, inspect the housing and coolant passages for corrosion, clean mating surfaces, and confirm the part number match on your vehicle’s manual or existing thermostat to ensure fitment.

• Included: thermostat and gasket (single unit)
• Verify compatibility with vehicle part number and engine model
• Clean thermostat housing and replace old gasket material
• Check coolant condition and top up or replace if contaminated

Will this aftermarket thermostat perform as well as the original?

This Manioiity thermostat is an aftermarket replacement intended to meet the same functional requirement as OEM units for temperature regulation. It is not sold as an original Kubota part, but many customers use compatible aftermarket thermostats successfully when the original fails.

• Functionally equivalent for opening temperature and sealing
• Not an OEM Kubota-branded component — aftermarket replacement
• Cost-effective option for maintenance or repair jobs
• Recommended to follow service procedures and torque specs during fitment

Who is this for: Owners, mechanics, and fleet managers who operate Kubota small engines, compact tractors, mowers, or light construction equipment that list part numbers 15531-73010 through 15531-73014. This thermostat suits anyone replacing a failed or uncertain temperature-regulation component and who needs a ready-to-install aftermarket unit with gasket included. If you require strict OEM sourcing, verify with your dealer; otherwise this Manioiity replacement is a practical repair option to get equipment back in service.