122-0321 Caterpillar Exhaust Valve | Engine Valve Train Parts

122-0321 Caterpillar Exhaust Valve

OEM-quality exhaust valve for Caterpillar diesel engines. Precisely machined to OEM tolerances for correct stem diameter, head diameter, and face angle, ensuring a reliable seal against the exhaust valve seat, efficient exhaust gas evacuation, and long-term wear resistance under high exhaust temperatures. Essential for cylinder head rebuild and valve train overhaul. Ideal for global parts retailers, repair service providers, and heavy-duty diesel engine workshops.

Part Specifications

• Part Number: 122-0321
• Brand: Caterpillar (CAT)
• Component: Exhaust Valve
• Condition: New / OEM Replacement
• Country of Origin: China
• HS Code: 8409.99
• Application: Industrial / Construction / Power Generation / Marine

Compatible Engine Models

• Caterpillar (please confirm with engine serial number)
• Please confirm compatibility with your engine serial number before ordering.

Cross Reference Numbers

122-0321 | 1220321 | CAT1220321

Why Choose Us?

• Global B2B wholesale supply
• Bulk pricing available — contact us for a quote
• Fast international shipping
• OEM & aftermarket options

Need bulk pricing or a custom quote? Submit an RFQ →