This is a Cover Assembly FRONT REAR Half for DT466E Engines.

Rear Front Cover Assembly for DT466E Engine – Rear Half | Part #1881544C91

Product Overview

The 1881544C91 Rear Front Cover Assembly is the rear half of the timing gear housing designed for the Navistar International DT466E diesel engine. This component houses critical timing gear components and forms a sealed enclosure with the front cover (see part #1881726C91). Manufactured to exact OEM specifications, this rear half cover ensures a tight seal and proper gear alignment to maintain optimal engine performance.

Features and Benefits

• Direct OEM replacement for part number 1881544C91, 1839141C5, 1841084C91, 1841084C94, 1881544C, 1881544C91, 1841084C91, 1841084C94, 1850299C91

• Durable cast construction for long-term reliability

• Precision-machined for proper alignment and sealing

• Protects timing gears from oil leaks and external debris

• Compatible with original front cover part 1881726C91

• Ideal for engine rebuilds, gear train repairs, or leak fixes

Fitment Compatibility

• Engine: Navistar / International DT466E

• Model Years: 1995–2003

• Compatible with EUI (Electronic Unit Injector) engine configurations only

Applications include:

• International 4700 / 4900 Trucks

• IC Bus CE / RE Series

• Navistar vocational vehicles equipped with DT466E

⚠️ Not compatible with MaxxForce DT or older mechanical DT466 engines.

Cross Reference Part Numbers

• OEM Reference: 1881544C91

• Superseded/related numbers:

  • 1822037C91

  • 1830147C91 (component reference)

What’s Included

• Rear front cover assembly (rear half of timing gear housing)

• Pre-installed locating pins and bolt holes for direct installation

• Gasket surfaces prepped for sealing (gasket sold separately unless specified)

Installation and Use

This component pairs with the front half cover (PN: 1881726C91) to fully enclose the engine’s timing gears. It must be properly torqued to spec and sealed with high-temp gasket compound or OEM gasket to ensure leak-free operation. Critical for timing gear stability and crankcase pressure management.

Notes and Disclaimers

• This is the rear half only of the timing cover assembly. If both halves are needed, consider pairing with 1881726C91.

• Ensure engine is DT466E (EUI) and matches the model year compatibility (1995–2003) before purchase.

• Professional installation is recommended for proper fitment and sealing.

SKU: 1881544C91
Brand: International
Condition: New
Availability: Ships in 1 business day