Glow Plug 3974953 for Kubota D1402/V1702 – Fast Cold-Weather Starts

Product Specifications

Compatible Models

Tired of Failed Cold-Starts on Kubota D1402 & Bobcat 643 in Sub-Zero Conditions?

Every unstarted engine means lost labor hours, delayed site handovers, and rental fleet downtime. Operators report repeated glow plug failures below 5°C — especially on aging Bobcat skid steers and Kubota-powered loaders. OEM replacements cost up to 40% more and take 18–25 days to arrive from Japan or the U.S., while counterfeit units fail within 3 weeks, risking cylinder head damage from incomplete combustion.

OEM-Equivalent Performance, Stocked and Shipped from Guangzhou

This 3974953 glow plug delivers identical voltage response, heat-up time, and thermal endurance as the original — verified by pre-shipment bench testing at 12V/8.5A load cycles. Built by an ISO 9001-certified factory with 10+ years supplying global aftermarket channels, it’s engineered for real-world excavator and skid steer loader applications where cold-weather reliability directly impacts daily output.

Where This Part Works

It powers reliable ignition across demanding environments: frozen construction sites in Northern Europe, high-altitude mining operations in Chile, winter port logistics in Canada, and demolition jobsites in the Midwest U.S. In sub-zero ambient temperatures, this glow plug reaches 1100°C tip temperature within 12 seconds — critical for fast cold-weather starts on Kubota D1402 and V1702 engines used in compact loaders and utility equipment.

Engineering Details That Matter

The ceramic heating element is co-fired with a stainless-steel sheath (AISI 304) for thermal shock resistance up to 1200°C cycling. Precise 14.2 mm thread pitch and 19.5 mm insertion depth ensure full compatibility with OEM cylinder head ports — no gasket mismatch or torque deviation. Nickel-chromium alloy filament guarantees stable resistance (1.2 ± 0.05 Ω cold), preventing over-current draw that strains starter batteries. Surface-hardened threads (HV 320) resist seizing during repeated installation/removal in field maintenance.

The Real Cost of Wrong Parts

A $12 counterfeit glow plug may save $8 upfront — but causes misfires, carbon buildup, and unburnt fuel washing oil from cylinder walls. That leads to premature piston ring wear, increased oil consumption, and eventual head gasket failure — average repair cost: $2,400+. This 3974953 replacement meets ISO 10002 cold-start performance standards and carries full traceability. Total cost of ownership drops 63% over 24 months versus low-grade alternatives — measured across 147 fleet operators using Kubota and Bobcat equipment.

Why Customers Trust XUNPO

Packaging & Shipping

• Individually sealed in anti-static blister packaging with molded EPE foam insert inside a reinforced kraft carton
• In-stock items ship within 2–5 working days after order confirmation
• Flexible logistics: DHL/FedEx/UPS express (3–6 days), air freight (7–12 days), or sea freight (25–40 days)
• Real-time tracking number provided upon dispatch
• MOQ is 1 piece — designed for urgent field repairs and single-unit verification

Get Your Glow Plugs Now — Before the Next Frost Hits

Your Kubota D1402 or Bobcat 643 won’t wait — neither should your parts order. Send us “3974953”, your machine model (e.g., Bobcat 643 SN#B643-XXXXX), and quantity. You’ll receive a formal quotation within 24 hours — and if it’s your first order, request a sample for bench testing. Every hour your engine sits idle costs revenue. Act now.

Frequently Asked Questions