Our premium Mitsubishi S4Q2 gasket kit (OE: 32C9400051, 31B94-30033) is engineered to meet OEM standards, available in metal (iron/stainless steel), graphite, and non-asbestos options. It is specifically designed for Cater pillar 304CR, 304C CR, 305C CR mini excavators equipped with Mitsubishi S4Q2 3.331L 4-cylinder naturally aspirated water-cooled diesel engines.
| Feature | Details |
|---|---|
| Brand | Mitsubishi |
| Engine Model | S4Q2 (3.331L Inline 4-Cylinder Naturally Aspirated Water-Cooled Direct Injection Diesel Engine) |
| OE Numbers | 32C9400051, 31B94-30033 (supersedes 32C01-12100, HFM6460, 32C9400050, 31B9430030) |
| 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: Iron/Stainless Steel; Graphite; Non-Asbestos Composite; all with anti-corrosion, oil-resistant coating, heat-resistant up to 200℃/392℉ |
| Engine Displacement | 3.331L (203 cubic inches) |
| Cylinder Bore & Stroke | 94mm * 120mm (3.70in * 4.72in) |
| Application | Cater pillar 304CR, 304C CR, 305C CR Mini Excavators; Cater pillar DP15, DP18 Forklifts equipped with Mitsubishi S4Q2 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 |
The Mitsubishi S4Q2 gasket kit (OE: 32C9400051, 31B94-30033) is a high-performance sealing solution specifically designed for Cater pillar mini excavators and forklifts powered by Mitsubishi S4Q2 3.331L 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.
This gasket kit is 100% compatible with:
Every Mitsubishi S4Q2 gasket kit undergoes strict quality control checks, including dimension verification, heat resistance testing, pressure testing, and sealing performance testing. 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.