Oil Cooler Cover Filter Head for Cummins 6CT ISC QSC 8.3 ISL 8.9 High Quality

Oil Cooler Cover Filter Head for Cummins 6CT ISC QSC 8.3 ISL 8.9

This oil cooler cover filter head for Cummins 6CT ISC QSC 8.3 and ISL 8.9 engines mounts the oil filter and routes oil through the cooler circuit, keeping temperatures in check under load.

Overview

This oil cooler cover filter head for Cummins 6CT ISC QSC 8.3 and ISL 8.9 engines is a direct-mount housing that holds the oil filter and channels oil flow through the cooler assembly. It is built for engine rebuilders, fleet mechanics, and owners replacing a cracked or leaking filter head. The oil cooler cover filter head restores a sealed, properly routed lubrication path on 6CT, ISC, QSC 8.3, and ISL 8.9 platforms.

Built For Performance

• Cast housing designed to seat the oil filter and cooler assembly with a stable, leak-resistant seal
• Machined mounting face for consistent gasket contact and even torque across the cover
• Integrated ports that route oil flow through the cooler circuit without external plumbing
• Built to handle the heat and pressure of continuous-duty diesel operation
• Direct replacement footprint for the 6CT, ISC, QSC 8.3, and ISL 8.9 engine family

Fits These Machines

• for Cummins 6CT engines
• for Cummins ISC engines
• for Cummins QSC 8.3 engines
• for Cummins ISL 8.9 engines

On-The-Job Use

• Engine overhauls and cooler service on Cummins 6CT, ISC, QSC 8.3, and ISL 8.9 platforms
• Fleet maintenance when a filter head cracks, warps, or leaks at the mounting surface
• Truck, bus, and equipment repair shops servicing Cummins-powered vehicles
• Resealing the oil cooler circuit during preventive maintenance intervals

Specs At A Glance

Good To Know

Q: Does this include the gasket and mounting hardware? A: The listing covers the oil cooler cover filter head as shown, so check the photos for what is included and order gaskets or bolts separately if needed.

Q: How do I confirm it fits my engine? A: Match your engine serial number and the existing filter head part number against the 6CT, ISC, QSC 8.3, or ISL 8.9 application before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.