Skip to product information
SKU:
NLT2T00094
Ships for free in 2–4 business days.
Engine Thermostat 19203-73010 for Kubota G2000/RTV500
$30.89
In Stock
$30.89
Sale price
$30.89
Regular price
This replacement engine thermostat uses Kubota reference 19203-73010 and fits selected G2000 garden tractors and RTV500 utility vehicles. It controls coolant flow during warm-up and operation.
Estimated delivery between
Let Northline Parts Do the Heavy Lifting for You!
Not sure which part you need? Our team can help you find the right replacement.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
Edward H. — Verified customer
Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Compatible equipment / model
- Kubota G2000
- G2000-S
- RTV500-A/H
- RTV500R-A/H
- RTV520 and RTV520E listed by parts catalog.
Product Overview
An incorrect thermostat can cause slow warm-up or high operating temperatures. Compare the installed part and opening specification because thermostat supersessions may differ from older catalog ratings.
Key Features & Performance
- Engine Thermostat 19203-73010
- Designed for the listed application when the original dimensions, fitment and reference match.
Common Reasons for Replacement
Stuck-open thermostat, overheating caused by a stuck-closed valve or replacement during cooling-system service.
Fitment Notes
Kubota references 1E399-73012 as an updated part; compare opening rating and serial-specific parts information rather than assuming all replacements share an identical temperature.
OE / Reference Numbers
- 19203-73010
- 1E399-73012
- 19203-73013
- 19203-73014
- 1E399-73010
Frequently Asked Questions
Is this a genuine OEM part? No. This listing is for an aftermarket replacement unless otherwise expressly stated. Manufacturer names and reference numbers identify the intended application.
How do I check fitment? Kubota references 1E399-73012 as an updated part; compare opening rating and serial-specific parts information rather than assuming all replacements share an identical temperature.
Part Summary
keywords: Engine Thermostat 19203-73010 for Kubota G2000/RTV500, 19203-73010, 1E399-73012, 19203-73013, 19203-73014, 1E399-73010
Brand names, model numbers, and reference part numbers are used for identification and compatibility purposes only. Verify the original component, dimensions, and application before purchase.