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Specifications

Product Type: Full Engine Overhaul Gasket Kit For Mitsubishi S4L/S4L2 Engine (Multi-Material Options)

Engine Compatibility: Mitsubishi S4L 1.5L, S4L2 1.758L Inline 4-Cylinder Naturally Aspirated Liquid-Cooled Diesel Engine

Excavator Models: Vol Vo EC35, Hitachi HR3.7, Kobelco SK30SR; TCM Forklifts, Mitsubishi Generator Sets

OE Numbers: 31A9400081, 31A0133300, 31A9406040, 31A04-33202, 31A32-01200, MD115472

Function: Comprehensive Engine Sealing, Leak Prevention, Compression Maintenance, Engine Overhaul & Repair

Material: Graphite, Multi-Layer Steel (MLS), Non-Asbestos Composite, Anti-Corrosion/Oil-Resistant Coating

Quality: ISO 9001, QS 9000 Certified, OEM Equivalent

Application: Light To Medium-Duty Excavator Engine Repair, Rebuild (Construction, Agriculture, Light Mining)

Basic Infomation

Place of Origin: CHINA

Brand Name: Mitsubishi

Certification: ISO 9001

Model Number: S4L

Payment & Shipping Terms

Packaging Details: Inner: Airtight PE bag + desiccant + EPE foam protection, corrugated carton (custom marks available)

Delivery Time: Ships in 24h (1-7 days max)

Payment Terms: Western Union,T/T,D/P

Supply Ability: 10000pcs / week

Gallery

Mitsubishi S4L 31A9400081 31A01-33300 Gasket Kit for Vol vo EC35 Hitachi HR3.7 Excavator

Product Description

Mitsubishi S4L 31A9400081 31A01-33300 Gasket Kit for Vol vo EC35 Hitachi HR3.7 Excavator

Our premium Mitsubishi S4L gasket kit (OE: 31A94-00081, 31A01-33300) is engineered to meet OEM standards, available in metal (MLS/stainless steel), graphite, and non-asbestos options. It is specifically designed for Vol vo EC35, Hitachi HR3.7, Kobelco SK30SR excavators equipped with Mitsubishi S4L/S4L2 1.5L/1.758L 4-cylinder naturally aspirated liquid-cooled diesel engines, effectively preventing oil, coolant, and combustion gas leaks, maintaining optimal engine compression, and withstanding harsh light to heavy-duty operating environments (construction, agriculture, light mining).

Key Specifications

Feature	Details
Brand	Mitsubishi
Engine Model	S4L (1.5L Inline 4-Cylinder Naturally Aspirated Liquid-Cooled Diesel Engine), S4L2 (1.758L Inline 4-Cylinder Naturally Aspirated Liquid-Cooled Diesel Engine)
OE Numbers	31A94-00081, 31A01-33300 (supersedes 31A9406040, 31A04-33202, 31A32-01200, MD115472)
Gasket Kit Type	Full Engine Overhaul Gasket Kit (Including Cylinder Head Gasket, Valve Cover Gasket, Oil Pan Gasket, O-Rings, Valve Stem Seals, and all necessary sealing components)
Material	Metal: Multi-Layer Steel (MLS)/Stainless Steel; Graphite; Non-Asbestos Composite; all with anti-corrosion, oil-resistant coating, heat-resistant up to 200℃/392℉
Engine Displacement	S4L: 1.5L (91.5 cubic inches); S4L2: 1.758L (107.5 cubic inches)
Cylinder Bore & Stroke	S4L: 78mm × 78.5mm (3.07in × 3.09in); S4L2: 78mm × 92mm (3.07in × 3.62in)
Application	Vol vo EC35, Hitachi HR3.7, Kobelco SK30SR Excavators; TCM Forklifts, Mitsubishi Generator Sets equipped with S4L/S4L2 engine
Function	Comprehensive engine sealing, prevents oil/coolant/combustion gas leaks, maintains engine compression, supports engine overhaul and repair
Quality Standard	ISO 9001, TS 16949 Certified, OEM Equivalent
Packaging	Neutral Shrink-wrapped + Corrugated Carton (moisture-proof, customizable packaging available for bulk orders)
MOQ	1 Piece (bulk order with discount available)
Lead Time	2-5 Business Days (10-25 days for bulk orders)
Warranty	12 Months

Product Overview

The Mitsubishi S4L gasket kit (OE: 31A94-00081, 31A01-33300) is a high-performance sealing solution specifically designed for compact excavators, forklifts, and generator sets powered by Mitsubishi S4L/S4L2 diesel engines. Crafted with premium materials, it meets strict OEM standards, featuring exceptional heat resistance, corrosion resistance, and sealing performance--critical for maintaining engine stability in light to heavy-duty operations. As a direct replacement for OEM parts, it requires no modifications, ensuring quick and easy installation for mechanics and equipment owners.

Key Benefits

Multi-Material Options: Metal (MLS/stainless steel), graphite, and non-asbestos variants to fit different operating conditions and equipment needs
Perfect Fit: Precisely manufactured to match Mitsubishi S4L/S4L2 engine dimensions, 100% compatible with Vol vo EC35, Hitachi HR3.7, Kobelco SK30SR excavators and TCM forklifts
Superior Sealing: Tight, leak-free sealing for combustion chambers, oil, and coolant systems, maintaining optimal engine compression and performance
Durable & Reliable: Premium materials with anti-corrosion and oil-resistant coating, heat-resistant up to 200℃, ideal for long-term use in harsh environments
Easy Installation: Direct drop-in replacement, no modifications needed, saving time and labor costs for engine repair and overhaul

Compatibility

This gasket kit is 100% compatible with:

Mitsubishi S4L 1.5L, S4L2 1.758L Inline 4-Cylinder Naturally Aspirated Liquid-Cooled Diesel Engines
Vol vo EC35, Hitachi HR3.7, Kobelco SK30SR Excavators
TCM Forklifts, Mitsubishi Generator Sets equipped with S4L/S4L2 engine

Quality Assurance

Every Mitsubishi S4L gasket kit undergoes strict quality control checks, including dimension verification, heat resistance testing, pressure testing, and sealing performance testing, to ensure consistent performance and leak-free operation. Compliant with ISO 9001 and TS 16949 standards, all variants are made of premium materials to resist high temperatures, corrosion, and oil damage--making it a trusted choice for professional mechanics, excavator fleet operators, and machinery repair shops worldwide.

Tag:

Contact Person :	Yu
Tel :	86 13570910096

Mitsubishi S4L 31A9400081 31A01-33300 Gasket Kit for Vol vo EC35 Hitachi HR3.7 Excavator

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