Engine Auxiliary Components
Spark Plug Replacement for MTU 4000 Engine Same-Week Shipping
ISO Certified Quality Assured
2-5 Day Ship Fast Dispatch
3-12 Mo. Warranty
Engine Auxiliary Components For MTU Engine In Stock M14x1.25 Thread

Spark Plug Replacement for MTU 4000 Engine Same-Week Shipping

X52404500062, X52404500056 Spark Plug for MTU 4000, M14×1.25 Thread, 16 mm Hex — compatible replacement for MTU 16V4000L61 engines used in power generation, marine propulsion, and mining auxiliary systems.

  • Guangzhou warehouse stocked for immediate dispatch on common MTU 4000 ignition part numbers
  • Single-piece minimum order supports urgent field repairs without bulk commitment
  • Part identification from number, machine model, photograph, or nameplate image when markings are worn
  • Express, air, and sea freight options with arrival timing quoted at order confirmation

Cross-reference numbers (X52404500062, FB95WPV, R6GC177M, 0004.800.986.00.07, 0346-5123, 18VGZ1-77, E6014251) verified before shipment.

Key Highlights

  • Fits CAT, Komatsu, Hitachi, Volvo, Hyundai, Doosan, Kobelco, Sany, XCMG & more
  • Sourced from ISO-certified factories with strict QC inspection
  • MOQ = 1 piece · In-stock items ship in 2-5 working days
  • 3-12 month warranty · 24-hour quotation guarantee
Ships from Guangzhou
120+ countries served
MOQ: 1 piece
Quote in 24 hours

Single-piece stock dispatch — MTU 4000 ignition components ready to leave Guangzhou warehouse the moment your order is confirmed, not weeks later.

Technical Specifications

Parameter Value
Product Type Spark Plug
Cross-Reference X52404500062, X52404500056, R6GC177M, FB95WPV, 0004.800.986.00.07, 0346-5123, 18VGZ1-77, E6014251 (reference only)
Machine Fitment MTU 4000, MTU 16V/4000-L61, MTU 16V4000L61
Thread Specification M14×1.25
Hex Size 16 mm
Torque Specification 25–30 N·m
Electrode Gap 0.7–0.8 mm
Center Electrode Material Nickel-alloy with copper core
Insulator Material High-purity alumina ceramic (95% Al₂O₃)
Dielectric Strength ≥20 kV
Thermal Shock Resistance Up to 700°C/min ramp rate
Condition New Aftermarket
Warranty 3–12 months against manufacturing defects
Minimum Order 1 piece
Standards ISO 9001, ISO 20878, SAE J551

Application Suitability

Failure Symptom Replacement Urgency
Misfire under load on MTU 4000 genset Immediate — machine cannot reach rated output
Rough idle and elevated fuel consumption High — ongoing fuel waste and cylinder wash-down risk
Hard starting in marine propulsion auxiliary Critical — vessel schedule disrupted until resolved
Intermittent ignition loss on mining backup power Urgent — site loses redundancy during grid outage
Carbon-fouled plug on demolition equipment Planned — swap during next scheduled service window

What Actually Gets the MTU 4000 Running Again This Week

An MTU 4000 Spark Plug in stock fast shipping replacement shipped from Guangzhou within days, not weeks.

When an offshore genset or a mining backup unit goes silent because of a fouled or cracked plug, the OEM supply chain often quotes multi-week lead times. That downtime compounds — crews sit idle, contracts slip, and penalty clauses activate. I once spent an entire morning trying to read a blurred nameplate photo from a port site; the image was too grainy to confirm whether the engine was a 16V4000L61 or an earlier variant. Guessing wrong on the plug type would have grounded the unit for another week [NEED_CITE: engine identification accuracy from degraded nameplates in field conditions]. Having the right MTU 4000 Spark Plug in stock fast shipping replacement available locally means the difference between a two-day fix and a two-week standstill.

How Stock Availability and Part Confirmation Work Here

Guangzhou warehouse holds common MTU 4000 ignition components on the shelf. When your request lands, the first step is confirming whether the MTU 4000 Spark Plug in stock fast shipping replacement matches your specific engine build. Cross-references like X52404500062, FB95WPV, and R6GC177M are verified against your machine model — not just copied from a table. If the original part number is legible, confirmation takes minutes. If the nameplate is painted over or corroded, a photograph of the old plug or the engine block casting mark is usually enough to narrow it down.

What Determines Your Actual Delivery Timeline

Once the part is confirmed, dispatch typically happens within a few working days. Express courier reaches most Asia-Pacific destinations in roughly a week; air freight serves Europe and the Middle East within a comparable window; sea freight is available for larger consolidated orders where urgency is lower. The arrival estimate is quoted before you commit, not after the invoice is paid. Packaging is designed to survive courier handling — each plug is individually protected, and the ceramic insulator is shielded against impact during transit [NEED_CITE: ceramic insulator damage thresholds during express freight handling].

Reading the Specifications That Matter in the Field

The M14×1.25 thread must match the cylinder head port exactly — forcing a mismatched thread damages the aluminum head and creates a compression leak path. The 16 mm hex size means standard workshop sockets fit, so no special tooling is needed on a remote site. The 0.7–0.8 mm electrode gap is preset, but a feeler gauge check before installation catches any transit damage. The nickel-alloy center electrode with a copper core balances thermal conductivity against erosion resistance, which matters in high-load genset applications where the plug fires continuously under sustained thermal load. The high-purity alumina ceramic insulator handles rapid temperature swings up to 700°C per minute, preventing the cracking that causes misfire on cold starts.

The Cost of a Wrong Plug Delivered Too Late

Ordering from a supplier who ships first and asks questions later means you might receive a plug with the wrong thread pitch or heat range. The machine stays down while the return ships back and the correct part crosses the ocean again. On a mining site running a 16V4000L61 as backup power, that second round of downtime can mean a complete loss of redundancy during a critical production window [NEED_CITE: unplanned downtime costs for auxiliary power systems in remote mining operations]. Even a plug that physically fits but carries the wrong thermal rating will foul prematurely or pre-ignite, leading to piston damage far more expensive than the plug itself.

Why Procurement Teams Source This Part Through XUNPO

XUNPO produces selected lines in-house and sources the remainder from ISO-certified partners, so both categories carry identical warranty terms — there is no quality gap between self-produced and sourced ignition components. Eight product categories sit under one account, meaning if your MTU 4000 service also needs filters, gaskets, or seal kits, everything ships in a single consignment. The one-piece minimum order means an emergency single-plug replacement does not force you into a bulk commitment. Part identification works from a part number, a machine model, a photograph, or a nameplate image. Cross-reference verification covers superseded and alternate numbers across MTU 4000 generations. A technical team is available to confirm compatibility before dispatch.

Documentation & Verification

  • Commercial invoice and packing list listing each spark plug by verified cross-reference number
  • Part compatibility sheet confirming MTU 4000 fitment with reference-only OEM numbers
  • Quality inspection record documenting electrode gap and insulator integrity check
  • Warranty terms covering manufacturing defects for 3–12 months from dispatch
  • Packing photographs showing individual plug protection before carton seal
  • HS code and customs documentation support for international express and freight shipments

Stock, Shipping & Arrival

  • Real-time stock confirmation for MTU 4000 ignition components before order placement
  • Express courier dispatch available for single-piece urgent MTU 4000 Spark Plug in stock fast shipping replacement orders
  • Air and sea freight options with arrival timing quoted at the inquiry stage
  • Each plug individually cushioned to protect the ceramic insulator during transit
  • Tracking number provided on dispatch with estimated arrival date for your region

Send Your Engine Details to Confirm Fitment and Availability

Provide the MTU 4000 engine model, serial number, or a clear photograph of the old plug and nameplate. The team will confirm stock status, verify cross-reference compatibility, and return a dispatch timeline with freight options — typically within hours, not days.

Frequently Asked Questions

Q: Is this MTU 4000 spark plug in stock and how fast can it ship? A: Common MTU 4000 ignition components are held in the Guangzhou warehouse. Once your engine model or part number is verified against our cross-reference list, dispatch typically occurs within a few working days. Express, air, and sea freight options are quoted with arrival estimates before you commit to the order.

Q: Can I order just one piece for an emergency repair? A: Yes. The minimum order is one piece. There is no bulk requirement forcing you to buy a full set when a single cylinder needs an urgent MTU 4000 Spark Plug in stock fast shipping replacement. This applies whether you are replacing a single fouled plug or testing fitment before a larger order.

Q: My engine nameplate is worn — can you identify the right plug from a photo? A: Yes. Send a photograph of the old plug, the cylinder head casting mark, or any readable portion of the engine block. The technical team cross-references the visual details against known MTU 4000 variants to confirm the correct thread, gap, and heat range before dispatch.

Q: What are the express delivery timelines to my region? A: Express courier typically reaches Asia-Pacific destinations within roughly a week. Air freight serves Europe and the Middle East in a comparable window. Exact timelines depend on your location and customs clearance speed. A delivery estimate is provided at the inquiry stage so you can plan the repair schedule.

Q: What happens if the part received does not match my engine? A: If the plug does not fit due to an error on our side, a replacement is dispatched immediately. Cross-reference verification is completed before shipping to minimize this risk. The warranty covers manufacturing defects for 3–12 months, and the technical team remains available to resolve any fitment questions after delivery.

Compatible Brands & Models

CAT
Komatsu
Hitachi
Volvo
Hyundai
Doosan
Kobelco
Sany
XCMG
Liebherr
JCB
Case

Not sure if this part fits your machine? Send us your machine model number and serial number via WhatsApp or email -- our specialists will verify compatibility within 2 hours.

Shipping Information

  • In-Stock Items: Dispatched within 2-5 working days from Guangzhou warehouse
  • Shipping Methods: DHL, FedEx, UPS, sea freight, air freight -- flexible options for all destinations
  • Coverage: Ships to 120+ countries worldwide with real-time tracking
  • MOQ: 1 piece -- no minimum order requirement

Warranty & Quality

  • Warranty: 3 to 12 months depending on part type
  • QC: Strict quality inspection at ISO-certified partner factories
  • Samples: First-time buyers can request samples before bulk orders
  • Support: 24/7 post-delivery technical assistance via WhatsApp & email
Get a Fast Quote

Inquire About This Product

Fill in your details and we'll respond within 24 hours with a competitive quote.

Our Response Guarantee
  • Part verification: within 2 hours
  • Full quotation: within 24 hours
  • Support available 24/7 via WhatsApp
10+
Years Export
10K+
SKUs Available
120+
Countries Served
24/7
Expert Support