The Ultimate Cylinder Kit for the Caterpillar C18 Engine

The Caterpillar C18 engine is a versatile and powerful unit, widely deployed in North American marine diesel applications, as well as in large construction and industrial machinery (such as the CAT 740 Articulated Truck). These high-output engines require top-tier, reliable components to handle continuous heavy-duty cycles. Honour Time Machinery Limited supplies the exact CAT engine parts to ensure maximum engine life and performance.

We are featuring the core components for a complete cylinder kit assembly:

• High-Quality Piston Number: 329-4509 (3294509)

• Cylinder Liner Number: 322-1126 (3221126)

Global Engine Spares & Solutions from Honour Time Machinery Limited

We are a trusted global exporter and supplier of engine assemblies and high-durability spare parts for all major engine brands: Cummins, Komatsu, Caterpillar (CAT), Isuzu, Kubota, Yanmar, and Weichai. Our expansive product portfolio includes: cylinder liners, pistons, piston rings, main bearings (crankshaft bearings), con rod bearings (connecting rod bearings), thrust washers, engine overhaul kits (master rebuild sets), diesel fuel pumps, fuel injectors, crankshafts, turbochargers (boost components), water pumps (coolant circulation), oil pumps (lubrication system), cylinder blocks, cylinder heads, and connecting rods.

We specialize in heavy equipment engine rebuilds, including diesel engine overhaul kit procurement, construction machinery spare parts, wholesale engine parts distribution, agricultural machinery engine spares, genuine quality engine components export, marine engine parts supply, mining equipment engine maintenance parts, engine gasket set replacement, connecting rod bearing set, piston and liner kits, fuel injection system components, engine cooling system parts, lubrication system engine parts, engine long block assembly sourcing, short block assembly parts, valve train components, and engine electronics and sensors. We are a reliable global engine parts supplier offering high-durability aftermarket engine components.

Critical Engine Component Definitions and Applications

• Cylinder Head: Seals the top of the cylinder block, housing the valves. Caterpillar D8T C15 Cylinder Head.

• Fuel Injector: Sprays fuel into the combustion chamber. Cummins ISL Engine Fuel Injector.

• Main Bearing: Supports the crankshaft's main journals in the engine block. Komatsu PC450-8 SAA6D125E-5 Main Bearing.

• Piston Ring: Provides a gas-tight seal and manages oil on the cylinder wall. Isuzu 6HK1 Engine Piston Ring.

• Water Pump: Circulates coolant to maintain optimal engine temperature. Kubota V3307 Water Pump.

• Turbocharger: Increases engine power by compressing intake air. Yanmar 4TNE98 Turbocharger.

• Connecting Rod: Links the piston to the crankshaft, transferring force. Weichai WP12 Connecting Rod.

• Oil Pump: Maintains the crucial pressure and flow of lubricating oil. Caterpillar C18 Oil Pump.

• Crankshaft: Converts linear piston motion into rotational torque. Komatsu PC300-8 SAA6D114E-3 Crankshaft.

• Thrust Washer: Controls the axial (side-to-side) movement of the crankshaft. Cummins QSB4.5 Engine Thrust Washer.

Troubleshooting: Excessive Oil Consumption on Yanmar 4TNV94L Generator

High oil consumption in a Yanmar 4TNV94L generator engine usually points to oil bypassing the piston assembly and burning in the combustion chamber (blue smoke). The most common causes are worn Piston Rings, excessive wear in the Cylinder Liner, or worn valve guides/seals in the cylinder head.

Detailed Solution: Perform a compression test and a cylinder leak-down test. If the leak-down test shows leakage past the rings, the engine requires a teardown. The repair involves replacing the Piston Rings and inspecting the Cylinder Liners for wear, scouring, or damage. If the liner is scored, it must be replaced, along with the piston and rings to ensure a proper seal. We provide high-quality Yanmar 4TNV94L overhaul kits, including durable Piston and Liner Kits to restore proper oil control.