C6.4 320d Engine Intake & Exhaust Valves 294-1684 294-1685 for Caterpillar E320d Excavator

Product Details

Product Overview

This listing offers a matched set of engine intake and exhaust valves, specifically designed for the Caterpillar C6.4 diesel engine. The set includes part numbers 294-1684 (intake valve) and 294-1685 (exhaust valve), which are critical components for maintaining proper cylinder sealing and engine compression in heavy-duty machinery.

These valves are engineered to be a direct replacement for the original equipment in the Caterpillar E320d excavator. Built to OEM size specifications, they ensure a precise fit and reliable performance under the extreme conditions of construction and industrial applications. Whether you are performing a top-end overhaul or replacing a damaged valve, these components are a cost-effective solution for restoring engine power and efficiency.

Key Features & Benefits

• Precise Fitment: Manufactured to OEM dimensions (OEM Size) to guarantee a perfect seal and direct installation into the C6.4 cylinder head without modifications.
• High-Temperature Resistance: The exhaust valve (294-1685) is constructed from high-grade materials designed to withstand the extreme thermal loads of diesel combustion.
• Durable Construction: Intake valve (294-1684) is built for long service life, resisting wear from constant opening and closing cycles.
• Complete Set: Provides both the intake and exhaust valve for a single cylinder, ensuring balanced performance during engine assembly.
• Cost-Effective Maintenance: Offers a reliable aftermarket alternative to expensive dealer parts, helping to lower your total cost of ownership for the E320d excavator.
• Easy Identification: Part numbers are clearly marked on the packaging for quick verification against your engine’s service manual.

Technical Specifications

OEM Cross-Reference

This valve set is a direct replacement for the following original equipment manufacturer numbers:

• Intake Valve: 294-1684
• Exhaust Valve: 294-1685

These numbers correspond to the standard valves used in the Caterpillar C6.4 engine. Please verify your engine’s specific part requirements before ordering.

Compatibility

This valve set is commonly used for the following applications:

• Engine: Caterpillar C6.4 (Diesel)
• Excavator Model: Caterpillar E320d

While primarily designed for the E320d, this engine platform is also found in other Caterpillar construction and industrial equipment. We recommend checking your engine serial number against the part numbers provided to ensure compatibility.

Global Supply & Distribution

We provide worldwide shipping to support international B2B buyers. Our logistics network ensures fast and reliable delivery to major ports and industrial centers across North America, Europe, Asia-Pacific, the Middle East, and South America.

With extensive export experience, we handle customs documentation and international trade compliance efficiently. Whether you are a parts distributor in Germany or a fleet manager in the UAE, we can deliver these valves directly to your workshop or warehouse.

Quality Assurance

Our manufacturing process adheres to strict quality control standards. Each valve undergoes dimensional inspection and material verification to ensure it meets OEM specifications. We provide a 6-month warranty against manufacturing defects, giving you peace of mind with your purchase.

A Machinery Test Report and Video Outgoing Inspection are available upon request, confirming the parts meet performance standards before shipment.

FAQ

Q: How do I confirm these valves fit my Caterpillar E320d engine?
A: Verify the part numbers on your existing valves (294-1684 for intake, 294-1685 for exhaust) against your engine’s service manual. These are the standard part numbers for the C6.4 engine in the E320d. If your engine has been modified or rebuilt with different components, please consult your parts specialist.

Q: What is the recommended installation procedure for these valves?
A: Installation should be performed by a qualified diesel mechanic. Standard procedure includes cleaning the valve guides, applying assembly lube to the valve stems, and installing new valve stem seals. Proper valve clearance (lash) must be adjusted according to the C6.4 engine specifications after installation.

Q: Can I return the valves if they are the wrong part?
A: Yes, we accept returns for unused, uninstalled parts within 30 days of delivery. Please ensure the part numbers match your requirements before installation, as used or installed valves cannot be returned due to hygiene and safety regulations.