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

Product Specifications

Compatible Models

Tired of Failed Cold Starts? Get the Right Glow Plug 3974953 for Your Kubota D1402 or Bobcat 643

Every winter, equipment operators in Canada, Scandinavia, and the U.S. Midwest face the same problem: cold-weather engine cranking failures. A single faulty glow plug can delay startup by 2–5 minutes — costing $1,200+ per hour in idle rental fees and missed deadlines. OEM replacements take 18–25 days to arrive from Japan or the U.S., while counterfeit units fail within 3 weeks, triggering repeat service calls and unplanned downtime.

OEM-Equivalent Quality, Ready to Ship Today

This glow plug 3974953 meets ISO 9001-certified production standards and undergoes pre-shipment resistance, voltage drop, and thermal cycle testing. Built for Kubota D1402 and V1702 engines — widely used in Bobcat skid steer loaders operating on construction sites and municipal snow removal fleets — it delivers consistent heat-up time under -25°C conditions. With 10 years of global export experience and a Guangzhou warehouse holding 10,000+ SKUs, we ship verified parts within 2–5 working days — no waiting for factory batches.

Where This Part Works

This glow plug operates in high-vibration, high-contamination environments typical of demolition contractors using Bobcat 643s on urban job sites, and agricultural operators running Kubota V1702-powered compact tractors in muddy, freezing fields. It withstands repeated thermal shock cycles during short-duty-cycle operations — critical when machines start/stop 15–20 times per shift. glow plug for cold weather start performance is validated at ambient temperatures down to -30°C.

Engineering Details That Matter

The heating element uses NiCr80/20 alloy wire wound on ceramic insulation, ensuring stable resistance (1.2 ± 0.1 Ω at 20°C) and rapid heat-up to 850°C in under 12 seconds — matching OEM thermal response curves. The threaded body is precision-machined from AISI 4140 steel with black oxide finish for corrosion resistance in humid coastal ports and salt-laden winter roads. Sealing is achieved via dual-layer copper gasket and viton O-ring, preventing combustion gas leakage into the cylinder head gallery. Dimensional tolerances are held to ±0.05 mm — guaranteeing full interchangeability with original 3974953 units without adapter modifications.

The Real Cost of Wrong Parts

A substandard glow plug may cost $5 less upfront but risks misfiring, incomplete combustion, and unburned fuel washing oil from cylinder walls — accelerating wear in Kubota D1402’s tight-tolerance piston rings. Industry data shows that non-compliant glow plugs increase cold-start-related engine failures by 3.2×, leading to average repair costs of $1,850 and 2.7 days of fleet downtime. This 3974953 glow plug replacement is tested to SAE J1171 and ISO 8820-3 standards — reducing total cost of ownership (TCO) by extending service intervals and eliminating repeat labor charges.

Why Customers Trust XUNPO

Packaging & Shipping

• Individually sealed in anti-static blister packs with molded foam cushioning inside reinforced corrugated cartons
• In-stock items shipped within 2–5 working days after order confirmation
• Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight — all with real-time tracking
• Tracking number provided immediately upon dispatch, updated until door delivery
• MOQ is 1 piece — supports urgent field repairs and diagnostic testing

Get Your Glow Plug 3974953 Now

Your Bobcat 643 or Kubota D1402 won’t wait — and neither should your parts order. Send us your part number (3974953), machine model, and required quantity today. You’ll receive a competitive quote within 24 hours — and first-time buyers can request a sample for bench testing. Every hour your machine sits idle costs money; let’s get it running again.

Frequently Asked Questions