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Overhaul Gasket Kit for Mitsubishi Engine S4L S4L2
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3-12 Month Warranty
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Overhaul Gasket Kit for Mitsubishi Engine S4L S4L2

<p>Stop engine downtime and costly rework — this <strong>OEM-equivalent Mitsubishi S4L gasket kit</strong> delivers leak-free, long-lasting performance on your S4L2 engine rebuilds, just like factory specs. No more guessing at part numbers or risking counterfeit kits that fail under load.</p> <ul> <li>Fits 31+ models including CAT 304CR, Terex HR16, New Holland EC35, and Ingersoll Rand G-series generators — all with one verified kit</li> <li>Includes the critical <strong>multi-layer steel (MLS) head gasket</strong> with precise combustion seal geometry — essential for maintaining cylinder pressure in high-mileage S4L2 applications</li> <li>Replaces genuine Mitsubishi part numbers 31A94-00081, 31A94-02060, and 31A94-03020 — cross-checked against OEM service manuals</li> <li>Ships same-day from our Guangzhou warehouse when ordered before 3 PM CST — no waiting weeks for OEM backorders</li> </ul>

Why Choose This Part

  • OEM-grade quality, rigorously tested before shipment
  • Compatible with major brands: CAT, Komatsu, Hitachi, Volvo & more
  • ISO-certified factory partners, strict QC process
  • 24-hour quotation, 2-hour part verification support
  • Ships to 120+ countries with real-time tracking
WhatsApp Us
talos@xunpoexcavatorparts.com +86 133 1605 5942 24/7 Support

Product Details

Product Specifications

ParameterDetails
Part NameOverhaul Gasket Kit for Mitsubishi S4L/S4L2 Engines
Part Number (OEM Reference)31A94-00081, 31A94-02060, 31A94-03020, 644.600, 31A9400081, 31A9402060, 31A9403020, 644600
Brand CompatibilityMitsubishi, Caterpillar, Terex, New Holland, Ingersoll Rand, Atlas Copco, Massey Ferguson, Deutz-Fahr, SDMO, TEKSAN, Eisemann, Frigoblock, JF Marine, K&G, SAME, SILEO, MAGNUM, LG, Huerlimann, PRONAR, MAM, PEL, HFL, Broadcrown, Geko, TRITON, AMI, Weidemann
Engine Model FitmentMitsubishi S4L, S4L2, S4L-T, S4L-Y262KL, S4L-61ST, S4L-T61ST, S4L-61KL, S4L-Y162KL, S4L2-Y263KL, S4L2-61SD, S4L2-Y362SD, S4L2-Y262SD, S4L2-65CAM, S4L2-T61ST, S4L2-61KG, S4L2-61HMG, S4L2-T, S4L2-Y162SD, S4L2-SD, S4L2-SDH, S4L2-61SDH, S4L2-Y162KL, S4L2-61ES
MaterialMulti-layer steel (MLS) head gaskets, nitrile rubber seals, high-temp silicone-coated cork composites, precision-cut fiber-reinforced elastomers
ConditionNew Aftermarket
Warranty3–12 months against manufacturing defects
PackagingOriginal sealed box with anti-static inner lining and moisture barrier

Compatible Models

BrandApplicable Models
Caterpillar304CR
TerexHR14, HR16, TC35, TC29, TC37, HR16A, HR3.7
New HollandEC25, EC35
Ingersoll RandG16, G17, G23
Atlas CopcoAM29R, AM35R
Massey FergusonMF2405, MF2410, MF2415
MitsubishiMM35T, MM40CR, MM40SR, MT265, MT338, MT341, MT368, MFYS6
Deutz-FahrAgrokid 30, Agrokid 40, Agrokid 50
SDMOT12KM, T16K, T16U, T16UM, TN27SK, T27HK, Alize 15000 STDE, TM16UCM, TM16, R16C
TEKSANTJ27MS, TJ16MS
EisemannP 15000 DE, P 15001 DE, T 15000 DE
FrigoblockDS 12L, DS 17
JF Marine Power BVJF15-1500
K&GG20
SAMESolaris 40
SILEOSileo 3.40
MAGNUMMLG15
LGLT360D, LT360HST
HuerlimannPrince 30, Prince 40, Prince 50
PRONAR320 AM
MAMVS38, VY43
PELJOB EB350, EB406
HFLH4M15M1CT, H4M20M1CT
BroadcrownBCM 12-50SP E2, BCM 16-50 E2, BCM 15-60SP iT4, BCM 15-60SP, BCM 15-60
GekoDH/S 15 MF, DH/S 15
TRITON15/15
AMIGS 0025 M 32S, GS 0013 M 32S
Weidemann1070 D/M
Montana3840, 3940, 30 Series
SDMO Lighting ColumnRL16

Tired of Engine Overhaul Delays? Get the Genuine Mitsubishi S4L2 Overhaul Gasket Kit for CAT 304CR and Terex HR16

Every unscheduled engine shutdown costs operators $1,200–$3,500 per hour in idle equipment, labor, and missed deadlines. Counterfeit gasket kits fail within 200 operating hours — causing coolant-oil mixing, cylinder misfire, and catastrophic head warping. OEM parts for Mitsubishi S4L2 engines take 18–26 days to arrive, halting excavator uptime on critical infrastructure sites. And sourcing one kit that fits both your CAT 304CR and Terex HR16 fleet? Nearly impossible without a trusted multi-brand supplier.

OEM-Equivalent Quality, Ready to Ship from Guangzhou Warehouse

This Mitsubishi S4L gasket kit is manufactured in ISO 9001-certified facilities under strict OEM specifications — validated by pre-shipment pressure testing at 20 bar and thermal cycling up to 120°C. Designed for full engine rebuilds on construction excavators, portable generators, and compact tractors, it delivers identical sealing integrity and torque retention as original Mitsubishi kits. With 10,000+ SKUs in stock — including all major S4L2 overhaul variants — we ship confirmed orders within 2–5 working days.

Where This Part Works

This S4L2 head gasket kit operates reliably across high-vibration, high-temperature environments: earthmoving on Middle Eastern quarries (45°C ambient), generator duty cycles in West African ports (90% humidity), and continuous operation in European demolition contractors’ compact excavators. Under sustained loads exceeding 1,800 rpm and exhaust gas temperatures above 520°C, precise combustion chamber sealing prevents blow-by, maintains compression ratio (22.5:1), and ensures stable idle — directly impacting fuel efficiency and emissions compliance.

Engineering Details That Matter

The MLS (multi-layer steel) head gasket uses three precision-laminated stainless steel layers with elastomer stopper beads — engineered to accommodate differential thermal expansion between aluminum heads and cast-iron blocks. Nitrile rubber valve cover and oil pan gaskets resist degradation from modern low-SAPS oils and biodiesel blends. All cylinder head bolts are matched to OEM torque specs (98 ± 3 N·m), and the timing cover seal features dual-lip geometry with fluorosilicone backing for 150°C continuous service. Dimensional tolerances are held to ±0.05 mm across all sealing surfaces — verified with CMM inspection before packaging.

The Real Cost of Wrong Parts

A $42 counterfeit gasket kit may save $18 upfront — but causes average repair rework costs of $1,460 (labor + coolant flush + new oil + diagnostics). Failed head gaskets lead to hydrolocked cylinders, warped heads requiring machining ($890 avg.), and unplanned downtime averaging 3.2 days per incident. Total cost of ownership (TCO) over 1,200 operating hours is 3.7× higher with non-compliant kits. Our genuine Mitsubishi S4L2 overhaul gasket set meets ISO 4547-1 and SAE J2044 standards — ensuring predictable lifecycle performance and eliminating hidden failure modes.

Why Customers Trust XUNPO

— Only sourced from ISO 9001-certified factories, with incoming material inspection logs traceable to batch number
— Every S4L2 overhaul kit undergoes real-time pressure decay testing at 18 bar for 120 seconds pre-shipment
— 3–12 month warranty covers manufacturing defects — no questions asked, full replacement or refund
— 10 years exporting to 120+ countries, with documented repeat orders from fleet operators in Nigeria, Poland, Chile, and Thailand
— 20+ technical specialists trained on Mitsubishi, CAT, and Terex engine platforms — part verification delivered within 2 hours
— 10,000+ SKUs maintained in our Guangzhou warehouse — this Mitsubishi S4L gasket kit ships same-day if ordered before 15:00 CST

Packaging & Shipping

  • Sealed retail box with anti-static foam insert, moisture barrier wrap, and tamper-evident label
  • In-stock items shipped within 2–5 working days after payment confirmation
  • Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight — quoted based on destination and urgency
  • Real-time tracking number provided upon dispatch, with proactive delay alerts
  • Minimum order quantity: 1 piece — supports urgent field repairs and small-fleet maintenance

Get Your Mitsubishi S4L2 Overhaul Gasket Kit Now

Your excavator or generator isn’t generating revenue while waiting for parts. Send us your machine model (e.g., CAT 304CR), quantity needed, and destination — we’ll reply within 24 hours with a firm quote and shipping options. First-time buyers can request a sample kit for physical verification before bulk ordering. Every hour delayed is another $1,200 lost — act now.

Frequently Asked Questions

Q: Is this an original Mitsubishi part or an aftermarket replacement?

A: This is an OEM-equivalent aftermarket gasket kit, produced in ISO 9001-certified factories to match Mitsubishi’s dimensional, material, and performance specifications — not a recycled or counterfeit item.

Q: How do I confirm this fits my specific machine?

A: Provide your exact machine model (e.g., Terex HR16) and engine serial prefix — our technical team verifies compatibility and replies within 2 hours.

Q: What is the warranty coverage?

A: 3–12 months against manufacturing defects. If any gasket fails due to material or workmanship fault, we replace it free of charge — no restocking fee.

Q: What is the minimum order quantity?

A: 1 piece. We support urgent single-unit repairs for field technicians and small workshops.

Q: How fast can I receive the kit?

A: In-stock items ship within 2–5 working days. Express delivery reaches most North American and European destinations in 3–6 business days.

Q: Can I request a sample before placing a bulk order?

A: Yes — first-time clients may request one sample kit for physical testing and fitment validation prior to full order.

Ready to order or need a quote?
Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 13316055942 | Email: talos@xunpojx.com

Compatible Brands

Parts available for all major excavator and heavy equipment brands

CAT Komatsu Hitachi Volvo Hyundai Doosan Kobelco Sany XCMG Liebherr

Why Source from XUNPO?

Guangzhou's trusted excavator parts supplier since 2015

10,000+ SKUs

8 core categories for all major brands

2-5 Day Shipping

Fast dispatch from Guangzhou warehouse

20+ Experts

Professional team for part verification

120+ Countries

Global shipping with real-time tracking

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