Water Pump 1G772-73032 for Kubota V3307 Engine – Direct Replacement

Product Specifications

Compatible Models

Tired of Overheating Kubota V3307 Engines? Get the Reliable 1G772-73032 Water Pump for Your SVL75, M6040, or KX080

Every unplanned engine shutdown on a Kubota loader or excavator costs operators hundreds to thousands in lost productivity per hour. Counterfeit or low-grade water pumps fail silently—causing gradual overheating, cylinder head warping, or catastrophic coolant loss mid-shift. OEM replacements take weeks to arrive, while generic parts rarely match original sealing geometry or impeller balance. For fleet managers and repair shops across North America and Southeast Asia, mismatched cooling components are among the top causes of repeat service calls on V3307-powered machines.

OEM-Equivalent Quality, Ready to Ship

This Kubota water pump is engineered as a direct replacement for part number 1G772-73032 and fits all V3307-series engines—including V3307, V3307-DI, and V3307T. Built by ISO-certified factories with 10+ years of XUNPO quality oversight, each unit undergoes pre-shipment flow-rate and pressure testing at 1.2 bar to verify consistent coolant circulation. It’s designed for real-world use: whether your SVL75 is loading aggregate at a quarry site or your M6040 tractor is running continuous duty on a large farm, this pump delivers stable thermal management without OEM lead times or pricing.

Where This Part Works

This water pump operates under high-cycle thermal stress in construction, agriculture, mining, and port logistics applications. On loaders like the SVL75 and tractors like the M6040, it maintains coolant flow at ambient temperatures up to 50°C and engine bay temperatures exceeding 95°C during extended operation. In demolition or excavation work, where equipment runs 12+ hours daily, precise impeller alignment and bearing preload prevent cavitation and premature seal failure—critical for avoiding costly downtime in time-sensitive projects.

Engineering Details That Matter

The housing is precision-cast from high-silicon aluminum alloy (A380), offering superior thermal conductivity and resistance to micro-cracking under repeated heat cycling. The shaft is hardened 40Cr steel with HRC 52–55 surface hardness, ensuring minimal runout and extended bearing life. Sealing uses dual-lip NBR rubber with fluorosilicone backup rings rated to 150°C, preventing coolant leakage even after 2,000+ hours of operation. Dimensional tolerances are held within ±0.05 mm across mounting faces and bore diameters—guaranteeing drop-in fitment without shimming or machining. Surface finish on the impeller hub meets Ra ≤ 0.8 µm to minimize turbulence and maximize volumetric efficiency.

The Real Cost of Wrong Parts

A $45 counterfeit water pump may save $20 upfront—but if it fails after 300 hours, you risk $1,200 in labor, $800 in coolant system flush and refill, plus $2,500+ in machine idle time. Worse, thermal damage can propagate to gaskets, heads, and sensors. This 1G772-73032 replacement meets ISO 9001 production standards and matches OEM flow-rate specs (22 L/min @ 2,500 rpm) and pressure curves. Its total cost of ownership over 3,000 operating hours is consistently lower than low-tier alternatives—even before factoring in XUNPO’s 3–12 month warranty and technical support.

Why Customers Trust XUNPO

Packaging & Shipping

• Individually sealed in custom-molded EPE foam inside rigid double-wall corrugated boxes
• In-stock items ship within 2–5 working days after payment confirmation
• Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight available
• Real-time tracking provided from warehouse to destination
• MOQ is 1 piece—ideal for urgent field repairs or sample validation

Get Your Kubota Water Pump Now

Your SVL75 or M6040 won’t wait—and neither should your parts order. Send us your part number (1G772-73032), machine model, and required quantity, and receive a competitive quote within 24 hours. First-time buyers can request a sample for physical verification before placing bulk orders. Every hour your engine sits idle is revenue lost—order today and get back to work.

Frequently Asked Questions