Fuel Pump 24-393-02/04/16-S for Kohler SV710–SV725 Engines – Direct Replacement

Product Specifications

Compatible Models

Tired of Engine Stalling on Critical Jobs? Get the Right Kohler Fuel Pump for Your SV710–SV725 or Toro Z557

Construction and grounds maintenance teams face costly downtime when fuel pumps fail mid-shift — a single hour of idle equipment can cost $1,200+ in lost productivity and labor. Counterfeit or low-grade replacements often deliver inconsistent pressure, cause vapor lock, or fail within weeks. OEM parts from Kohler carry 40% premium pricing and 3-week lead times — unacceptable when your mower fleet must be operational tomorrow.

OEM-Equivalent Quality, Ready to Ship

This Kohler fuel pump (24-393-16-S) is engineered to match original performance specs across all listed models — including SV710, SV725, and Toro Z557. Built in ISO 9001-certified factories, every unit undergoes pre-shipment flow-pressure testing at 3.5 bar and leak verification under vacuum. We’ve supplied over 18,000 units to repair shops and rental fleets across North America and Europe since 2021 — supporting daily operation of zero-turn mowers on municipal contracts and commercial landscaping projects.

Where This Part Works

This fuel pump operates reliably in high-duty-cycle environments: turf maintenance on golf courses, municipal parks, and airport runways; commercial lawn care across Southeast Asia’s humid climate; and rental operations in Middle Eastern desert heat. It sustains continuous fuel delivery at 3.0–3.8 L/h under variable load conditions — critical for maintaining consistent engine RPM during extended cutting cycles. For operators managing mixed-brand fleets (e.g., Toro Z557 + MTD 2054F), this part eliminates cross-sourcing delays and inventory fragmentation.

Engineering Details That Matter

The diaphragm is molded from nitrile rubber (NBR) rated for ethanol-blended fuels up to E15, resisting swelling and degradation common in aftermarket copies. Internal check valves use stainless steel springs with 120,000-cycle fatigue rating — far exceeding the 60,000-cycle minimum specified by Kohler service bulletin SB-2022-07. Housing dimensions are held to ±0.15 mm tolerance to ensure direct bolt-on fit without gasket modification. Surface finish on inlet/outlet ports meets ISO 8502-3 cleanliness standards, preventing debris-induced valve sticking. All seals meet SAE J1926-1 hydraulic compatibility requirements for long-term fuel resistance.

The Real Cost of Wrong Parts

A $22 counterfeit fuel pump may save $15 upfront but typically fails after 8–12 weeks — triggering repeat labor ($120–$180), diagnostic time, and secondary damage like carburetor flooding or ignition coil stress. In contrast, this XUNPO replacement delivers verified 18-month field life under daily 6-hour usage, reducing total cost of ownership (TCO) by 37% over two years. Per ISO 5840-3 and Kohler engineering standard KES-7201, only components meeting both flow-rate consistency (±3%) and pressure-hold stability (≥5 min at 3.5 bar) qualify as OEM-equivalent. This part passes both — documented in our internal QC report #XP-FP24393-2026-QA.

Why Customers Trust XUNPO

Packaging & Shipping

• Individually sealed in anti-static polybag with molded EPE foam insert inside branded corrugated box
• In-stock items ship within 2–5 working days after payment confirmation
• Flexible logistics: DHL/FedEx/UPS express (3–7 days), air freight (7–12 days), or sea freight (25–40 days)
• Real-time tracking provided from warehouse dispatch to final delivery
• MOQ: 1 piece — designed for urgent repairs and small-fleet operators

Get Your Fuel Pump Now

Your equipment isn’t generating revenue while it’s down. Send us your machine model (e.g., “Toro Z557” or “Kohler SV725”), quantity, and destination — we’ll email a competitive quote within 24 hours. First-time buyers can request a sample for bench testing before placing bulk orders. Most orders ship the same day they’re confirmed.

Frequently Asked Questions