Skip to product information
Usually ships in 2–4 business days.
Water Pump 121450-42010 129350-42010 121023-42100 for Yanmar YM1802 YM1810 1820
$83.69
Sale price
$83.69
Regular price
Available to Order
This Water Pump is a high-quality aftermarket replacement part compatible with Yanmar YM1802 YM1810 1820 and matches OEM Part# 121450-42010, 129350-42010, 121023-42100.
Not sure which part fits your equipment?
Our Northline Parts team can help you find the right replacement. 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
Product Overview
This replacement water pump is engineered to maintain optimal engine temperature and prevent overheating in agricultural equipment. Built to meet rigorous standards, it provides consistent coolant circulation and reliable performance for your tractor's engine cooling system.
Key Features & Performance
- Reliable Cooling: Optimized impeller design ensures efficient coolant flow across all operating speeds.
- Long-Term Durability: Constructed with high-strength materials to resist corrosion and mechanical wear.
- Precision Seal: Equipped with premium seals to prevent leakage and protect the engine block.
Fitment & Compatibility
- Compatible Models: Yanmar YM1802, YM1810, YM1820
Technical Specifications
- Part Number(s): 121450-42010, 129350-42010, 121023-42100
- Product Type: Water Pump
- Material: Heavy-duty Metal Alloy
Frequently Asked Questions
- Q: Does this water pump include a mounting gasket? A: Yes, this unit comes with the necessary gasket for a secure and leak-free installation.
- Q: Is this a direct bolt-on replacement? A: This part is designed to match original specifications for a seamless fit without modifications.
Compatibility may vary by serial number. Verify fitment before purchase.