Excavator Engine Valve Seat Replacement

CATERPILLAR Engine Parts
December 28, 2025
Video Description:
In this walkthrough, we highlight key design ideas and how they translate to performance. Watch as we demonstrate the proper replacement procedure for the CAT 3306 and 3304 diesel engine valve seats, part numbers 7N-4448 and 351-2460, specifically designed for the Excavator E330B. You'll see the correct installation techniques and learn how these intake and exhaust components ensure optimal engine operation.
Related Videos

Cat C7 C7.1 Valve Seat Upgrade

CATERPILLAR Engine Parts
December 28, 2025

6CT Piston Ring

CUMMINS Engine Parts
August 03, 2024

4HK1 Full Gasket Kit

ISUZU Engine Parts
August 03, 2024

6CT Liner

CUMMINS Engine Parts
August 03, 2024

factory

Other Videos
August 26, 2024

ISF2.8 Engine Brand New Quality

CUMMINS Engine Parts
March 12, 2026

QSX15 ISX15 Piston Kit 4923744 Engine Parts

CUMMINS Engine Parts
December 31, 2025

QSB5.9 6BT Piston 5332597 Engine Parts

CUMMINS Engine Parts
March 12, 2026