Our premium Cum mins 6L K1 Gasket Kit (OE: 4086758, 4089758, 4089759, 4025107) is engineered to meet Cum mins OEM standards, crafted with high-quality multi-layer metal (MLS) and high-purity graphite composite materials (graphite purity ≥98%). It is specifically designed for heavy-duty excavators equipped with Cum mins 6L K1/6L 8.9L inline 6-cylinder turbocharged diesel engines, delivering exceptional sealing performance, heat resistance up to 230℃/446℉, and durability.
| Feature | Details |
|---|---|
| Brand | Cum mins |
| Engine Model | Cum mins 6L K1, 6L 8.9L (Inline 6-Cylinder Turbocharged Diesel Engine, 8.9L displacement, bore*stroke: 114mm*145mm, rated power: 220-250kW @ 2200rpm) |
| OE Numbers | 4086758 (Full Gasket Set), 4089758 (Cylinder Head Gasket), 4089759 (Upper Gasket Set), 4025107 (Engine Gasket Kit); supersedes 3800558, 3802389 for 6L K1 engine variants |
| Gasket Kit Type | Full Engine Overhaul Gasket Kit (Including Cylinder Head Gasket, Valve Cover Gasket, Oil Pan Gasket, O-Rings, Valve Stem Seals, Intake/Exhaust Manifold Gaskets, Timing Cover Gasket) |
| Material | Dual Options: 1) Metal (MLS/Multi-Layer Steel, heat-resistant up to 230℃/446℉, pressure resistance up to 1800 psi); 2) High-Purity Graphite Composite (graphite purity ≥98%, 3-layer metal + graphite structure, heat-resistant up to 200℃/392℉), both with anti-corrosion and oil-resistant PTFE coating |
| Engine Displacement | 8.9L (543 cubic inches, inline 6-cylinder configuration, compression ratio 16.6:1) |
| Cylinder Bore & Stroke | 114mm * 145mm (4.49in * 5.71in), matching Cum mins 6L K1 engine dimensions |
| Application | Komatsu PC400-7, PC360-7, Zoomlion ZE480E, ZE330E, LiuGong 922F, Lonking CDM6225, Shantui 936D, XCMG XE305D Excavators; Heavy Construction Machinery, Mining Equipment (equipped with 6L K1 engine) |
| Function | Comprehensive engine sealing, prevents oil/coolant/combustion gas leaks, maintains engine compression, supports engine overhaul and repair for heavy-duty excavators |
| Quality Standard | ISO 9001, TS 16949 Certified, Cum mins OEM Equivalent, precise CNC machining, 100% pressure testing (1200 psi) and leak testing |
| Packaging | Neutral Shrink-wrapped + Heavy-Duty Corrugated Carton (moisture-proof, shock-absorbent, customizable for bulk orders) |
| MOQ | 1 Piece (bulk order discount: 5% off for 5+ sets, 10% off for 10+ sets) |
| Lead Time | 2-5 Business Days (10-25 days for bulk orders, FOB Guangzhou/Shenzhen) |
| Warranty | 12 Months |
| Original OE Number | Cross-Reference OE Number | Applicable Engine | Applicable Excavator Model |
|---|---|---|---|
| 4086758 | 4089758, 4089759, 4025107 | Cum mins 6L K1, 6L 8.9L | Komatsu PC400-7, PC360-7 |
| 4089758 | 4086758, 4089759, 3800558 | Cum mins 6L K1, 6L 8.9L | Zoomlion ZE480E, ZE330E |
| 4089759 | 4086758, 4089758, 3802389 | Cum mins 6L K1 | LiuGong 922F, Lonking CDM6225 |
| 4025107 | 4086758, 4089758, 4089759 | Cum mins 6L K1, 6L 8.9L | Shantui 936D, XCMG XE305D |
100% compatible with:
Every Cum mins 6L K1 Gasket Kit undergoes strict quality control checks, including dimension verification (±0.02mm tolerance), heat resistance testing, pressure testing (1200 psi), and sealing performance testing, ensuring consistent performance and leak-free operation.
Compliant with ISO 9001 and TS 16949 standards, it is a trusted choice for professional mechanics, excavator fleet operators and repair shops worldwide, meeting Cum mins OEM specifications for perfect fit and long-lasting durability. The dual-material design (MLS and high-purity graphite) caters to different market demands, while the complete OE cross-reference table simplifies the ordering process for customers.
