Product Specification

CAT 3406 Short Block Assembly for Diesel Engine Replacement

The CAT 3406 Short Block Assembly is a premium aftermarket replacement designed for diesel engine overhaul, rebuilding, and replacement applications. Engineered for reliable performance and long service life, this short block assembly helps reduce repair time while restoring engine efficiency.

The 3406 diesel engine is widely used in construction machinery, mining equipment, generator sets, marine applications, and heavy-duty trucks. This short block assembly provides a dependable foundation for professional engine rebuilding.

Product Features

• High-quality aftermarket CAT 3406 Short Block Assembly
• Precision-machined cylinder block with reliable internal components
• Designed for diesel engine rebuilding and replacement
• Excellent durability and wear resistance
• Direct replacement for damaged or worn engine short blocks
• Suitable for demanding industrial and heavy-duty applications

Short Block Assembly Includes

Typical configuration includes:

• Cylinder Block
• Crankshaft
• Pistons
• Piston Rings
• Connecting Rods
• Main Bearings
• Connecting Rod Bearings
• Thrust Washers

Note: Cylinder head, camshaft, fuel injection pump, turbocharger, starter motor, alternator, flywheel, and other external accessories are generally not included. Please contact us to confirm the exact configuration before ordering.

FAQ

Q1: What is included in the CAT 3406 Short Block Assembly?

The short block assembly typically includes the cylinder block, crankshaft, pistons, piston rings, connecting rods, main bearings, connecting rod bearings, and thrust washers. The exact configuration may vary depending on customer requirements.

Q2: What is the difference between a short block and a long block?

A short block includes the lower engine assembly with rotating components, while a long block also includes the cylinder head and valve train. A complete engine additionally includes external accessories such as the fuel system, turbocharger, starter, and alternator.

Q3: Is this compatible with all CAT 3406 engines?

This product is designed for CAT 3406 diesel engines. Please provide the engine serial number or arrangement number so we can verify compatibility before shipment.

Q4: Is this an OEM or aftermarket replacement?

This is a high-quality aftermarket replacement manufactured to meet or exceed OEM performance and fitment standards.

Q5: Do you supply other CAT 3406 engine parts?

Yes. We also supply CAT 3406 long block assemblies, complete engines, cylinder heads, cylinder blocks, crankshafts, camshafts, overhaul kits, gasket kits, oil pumps, water pumps, and other replacement engine parts.

Related Engine Parts Available

In addition to complete engine assemblies and short block assemblies, NUK also supplies a full range of high-quality aftermarket diesel engine replacement parts for engine repair, overhaul, and rebuilding projects.

Our product range includes:

• Pistons
• Piston Rings
• Cylinder Liners
• Sleeve Kits
• Full Gasket Kits
• Cylinder Head Gaskets
• Main Bearings
• Connecting Rod Bearings
• Crankshaft Bearings
• Camshaft Bushings
• Connecting Rod Bushings
• Fuel Injectors
• Injector Nozzles
• Fuel Injection Pumps
• Fuel Feed Pumps
• Thermostats
• Cylinder Heads
• Cylinder Blocks
• Intake Valves
• Exhaust Valves
• Push Rods
• Tappets
• Valve Springs
• Cylinder Head Bolts
• Flywheels
• Crankshaft Gears
• Idler Gears
• Timing Gears
• Camshaft Gears
• Starter Motors
• Alternators
• Turbochargers

Whether you need individual engine components or complete engine rebuild solutions, NUK provides reliable aftermarket replacement parts compatible with CAT, Cummin s, Isuzu, Perkins, Kubota, Yanmar, Mitsubishi, Komatsu, Vol-vo, Deutz, Hino, John Deer e, Doosan, Hyundai, JCB, and many other diesel engine brands.

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