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  • Kobelco SK380 SK400 SK450 6WG1 QSB6.7 QSL9 China Manufacturer Engine Overhaul Repair Kit Factory Piston Liner Kit Ring main bearing valve guide gasket kit Cylinder Block Cylinder Head assy Supplier - Image 1
  • Kobelco SK380 SK400 SK450 6WG1 QSB6.7 QSL9 China Manufacturer Engine Overhaul Repair Kit Factory Piston Liner Kit Ring main bearing valve guide gasket kit Cylinder Block Cylinder Head assy Supplier - Image 2
  • Kobelco SK380 SK400 SK450 6WG1 QSB6.7 QSL9 China Manufacturer Engine Overhaul Repair Kit Factory Piston Liner Kit Ring main bearing valve guide gasket kit Cylinder Block Cylinder Head assy Supplier - Image 3
Kobelco SK380 SK400 SK450 6WG1 QSB6.7 QSL9 China Manufacturer Engine Overhaul Repair Kit Factory Piston Liner Kit Ring main bearing valve guide gasket kit Cylinder Block Cylinder Head assy Supplier - Image 1Kobelco SK380 SK400 SK450 6WG1 QSB6.7 QSL9 China Manufacturer Engine Overhaul Repair Kit Factory Piston Liner Kit Ring main bearing valve guide gasket kit Cylinder Block Cylinder Head assy Supplier - Image 2Kobelco SK380 SK400 SK450 6WG1 QSB6.7 QSL9 China Manufacturer Engine Overhaul Repair Kit Factory Piston Liner Kit Ring main bearing valve guide gasket kit Cylinder Block Cylinder Head assy Supplier - Image 3

Kobelco SK380 SK400 SK450 6WG1 QSB6.7 QSL9 China Manufacturer Engine Overhaul Repair Kit Factory Piston Liner Kit Ring main bearing valve guide gasket kit Cylinder Block Cylinder Head assy Supplier

  • Item No.001
  • Part Number 6WG1 QSB6.7 QSL9
  • Machine Model SK380 SK400 SK450
  • Condition: Aftermarket New
  • Type: Overhaul Repair Kit
Kobelco SK380 SK400 SK450 Engine Overhaul Kit,China Engine Parts Manufacturer,Kobelco Super-Large Excavator Repair,6WG1 Engine Components,QSB67 Engine Parts,QSL9 Engine Parts,Mining Equipment Maintenance,Piston Liner Kit,Main Bearing Set,Cylinder Block Assembly,Heavy Equipment Parts,OEM Quality Parts Supplier
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Description

Kobelco SK380 / SK400 / SK450 Engine Overhaul Repair Kit

Restore your excavator's performance with our comprehensive engine overhaul repair kit, designed for Kobelco SK380, SK400, and SK450 models. Manufactured to meet or exceed OEM specifications, this kit provides everything needed for a complete engine rebuild, ensuring reliability and longevity.

Complete Kit Contents

This kit includes all essential components for a full engine overhaul:

  • Piston & Liner Kit
  • Piston Rings
  • Main Bearings
  • Connecting Rod Bearings
  • Valve Guides
  • Full Gasket Set
  • Additional wear parts as needed

Compatible Models & Engines

Engineered for precise fitment on the following machines and engines:

  • Kobelco SK380 – Engine: 6WG1
  • Kobelco SK400 – Engine: QSB6.7
  • Kobelco SK450 – Engine: QSL9

Premium Aftermarket Quality

Our overhaul kits are manufactured using high-grade materials and advanced production processes. Each component undergoes strict quality control to ensure durability and performance, offering a cost-effective alternative to genuine parts without compromising on quality.

Why Choose Our Overhaul Kit?

  • Complete solution – all necessary parts in one kit
  • Precision-engineered for exact fit
  • High wear resistance for extended service life
  • Ideal for engine rebuilds and major repairs
  • Backed by our commitment to customer satisfaction

Trusted Supplier

Hangzhou XC Machinery Co., Ltd. is a reliable supplier of aftermarket engine parts for construction machinery. We focus on delivering quality products that meet the demands of heavy-duty applications, ensuring your equipment runs smoothly.

What is Kobelco SK380 SK400 SK450 6WG1 QSB6.7 QSL9 China Manufacturer Engine Overhaul Repair Kit Factory Piston Liner Kit Ring main bearing valve guide gasket kit Cylinder Block Cylinder Head assy Supplier?

This engine overhaul repair kit is designed for Kobelco SK380, SK400, and SK450 excavators, compatible with 6WG1, QSB6.7, and QSL9 engines. It includes pistons, liners, rings, bearings, valve guides, and a full gasket set, providing a complete solution for engine rebuilds. Manufactured to meet or exceed OEM specifications, it ensures reliable performance and durability.

Applications

  • Complete engine overhaul for Kobelco SK380, SK400, and SK450 excavators
  • Replacement of worn pistons, liners, and rings to restore compression
  • Replacement of main and connecting rod bearings to reduce engine noise
  • Replacement of valve guides and gaskets to prevent oil leaks
  • Suitable for major engine repairs and rebuilds in heavy-duty applications

FAQ

What engines are compatible with this overhaul kit?

The kit is compatible with Kobelco SK380 (6WG1), SK400 (QSB6.7), and SK450 (QSL9) engines.

Does the kit include all necessary parts for a full engine rebuild?

Yes, the kit includes pistons, liners, rings, main bearings, connecting rod bearings, valve guides, and a full gasket set, along with other wear parts as needed.

Is this an OEM or aftermarket product?

This is an aftermarket product manufactured to meet or exceed OEM specifications, offering a cost-effective alternative without compromising quality.

What quality control measures are in place?

Each component undergoes strict quality control during manufacturing to ensure durability and performance.

Can this kit be used for other Kobelco models?

This kit is specifically designed for SK380, SK400, and SK450 models. For other models, please consult with our sales team for compatibility.

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