Honour Time: Komatsu 4D95S Diesel Engine Piston & Ring Set Source Manufacturer

Factory Direct Global Export of Reliable Engine Spare Parts

Customization & Direct Factory OEM Development for Cylinder Liners

As a Source Manufacturer, Honour Time offers complete customization and development for various engine cylinder liners, ensuring perfect fit and OEM quality for global markets. We are specialists in foreign trade and export, delivering high-performance components directly from our production lines.

Featured Liner Solutions: Komatsu PC200-8 Liner | Caterpillar 320D Liner | Cummins QSB6.7 Liner

Welcome to Honour Time Machinery Limited: Your Global Engine Parts Partner

Honour Time Machinery Limited is a premier supplier specializing in diesel Engine Assembly and critical engine spare parts for major construction and heavy equipment brands. We proudly serve the global aftermarket by providing high-quality engine assembly sourcing and affordable engine repair parts online.

Our extensive product range covers engine components for: CUMMINSKOMATSUCATERPILLARISUZUKUBOTAYANMAR, and WEICHAI. Whether you need a Komatsu 4D95S piston ring set supplier or genuine Cummins engine parts wholesale, we have you covered.

Product Spotlight: Komatsu 4D95S Engine Overhaul Components

We offer meticulously manufactured components designed to restore the performance of the popular 4D95S engine model. Key components include the Piston Assembly and Piston Ring Sets, crucial for applications requiring heavy-duty performance and reliability. Every component meets strict quality standards, providing piston assembly for heavy duty applications.

Engine Model: 4D95SPiston No. / Liner No.Ring Set No.
PISTON SPECIFICATIONSPiston Nos.6201-31-2111 / 6201312111
6201-32-2121 / 6201322121
6202-33-2150 / 6202332150
6202-32-2200 / 6202322200
Bore Diameter95.00mm
No. of Cyl4
Total Length98.0mm
Compression Height59.0mm
Ring Groove2.5mm / 2.0mm / 4.0mm
Pin Size32 x 74 mm
LINER & RING SPECSLiner No. (Example)6201-21-2120 / 6201212120RIK No.
Liner Total Length170.0mmRIK-45300
Liner Top Outside99.0mmTP No.
Liner Bottom Outside96.0mmTP-32050
Ring Manufacturer Nos.NPR No.NPR-6202
Top Ring Thickness2.5mmSecond Ring Thickness
Oil Ring Thickness4.0mm2.0mm

Comprehensive Engine Component Catalogue

We provide a full range of components to facilitate complete engine maintenance. From Isuzu 4BG1 connecting rod price inquiries to needing Yanmar 4TNV98 water pump reliable supplier, our inventory is deep.

Cylinder Liner (Custom Cylinder Liner Manufacturing OEM)
Piston (Piston Assembly for heavy duty applications)
Piston Ring Set (Komatsu 4D95S Piston Ring Set Supplier)
Overhaul Kit (Kubota V2403 overhaul gasket kit)
Crankshaft & Bearings (Engine Bearing Set for Komatsu PC200-8)
Fuel System (Diesel Fuel Pump Repair and Replacement)
Turbocharger (Weichai WP10 turbocharger export)
Cylinder Head & Block (Heavy Equipment Engine Block Casting)
Oil & Water Pump (Reliable Engine Oil Pump for Construction)

Keywords Integrated: Global export construction machinery partsCaterpillar C7 diesel injector replacementAffordable engine repair parts onlineAftermarket engine spare parts ChinaCrankshaft and camshaft supplier.

Essential Engine Component Glossary

  1. Piston: Located in the Cylinder Block. Converts pressure from expanding gas into rotational motion. Komatsu PC300-7 Piston.

  2. Cylinder Liner: Located in the Cylinder Block. A replaceable sleeve that forms the cylinder wall. Caterpillar D8T Liner.

  3. Piston Ring Set: Located in the Piston Grooves. Seals combustion gases and controls oil consumption. Isuzu 6BG1 Piston Ring Set.

  4. Connecting Rod: Connects the Piston to the CrankshaftKubota V3307 Connecting Rod.

  5. Main Bearing: Supports the Crankshaft in the Cylinder BlockYanmar 4TNV94 Main Bearing.

  6. Turbocharger: Mounted on the Exhaust Manifold. Increases air intake density for more power. Cummins KTA50 Turbocharger.

  7. Diesel Pump (Fuel Pump): Located near the Engine Block. Delivers fuel to the injectors. Weichai WP12 Diesel Pump.

  8. Injector: Located in the Cylinder Head. Sprays atomized fuel into the combustion chamber. Caterpillar C9 Injector.

  9. Water Pump: Mounted on the Engine Block/Timing Cover. Circulates coolant through the engine. Komatsu WA380-6 Water Pump.

  10. Cylinder Head: Sits atop the Cylinder Block. Houses the valves and spark/glow plugs. Isuzu 4HK1 Cylinder Head.

Fault Diagnosis: Loss of Power on Caterpillar 336D Excavator

Fault: Caterpillar 336D Excavator (Engine Model C9 ACERT) experiences sudden loss of power, excessive black smoke, and rough idle.

Detailed Solution: This typically points to a fuel delivery or air induction issue.

  1. Check Air System: Inspect the air filter and turbocharger (Caterpillar C9 Turbocharger). A clogged filter or failed turbo can starve the engine of air.

  2. Fuel System Integrity: Check for low fuel pressure, often caused by a failing fuel transfer pump or clogged fuel filters.

  3. Injector Fault: Run a cylinder cutout test. A faulty Caterpillar C9 Diesel Injector Replacement or a leaking injector can cause incomplete combustion, leading to black smoke and power loss. Replacement of all affected injectors is often the most reliable solution for this high-pressure common rail system.


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