REAR CRANK SEAL INST. 6.6L - CTA Manufacturing Corp.

The CTA Manufacturing Corp. 3878 Rear Crank Seal Installer is a professional-grade tool designed for the precise and efficient replacement of the rear crankshaft seal on GM/ISUZU 6.6L Duramax engines. This specialized installer ensures accurate seating of both the inner and outer seal body to the engine block and crankshaft, which is crucial for preventing oil leaks and promoting long-term engine reliability. It facilitates a proper press-fit application, essential for maintaining engine integrity after service.

Key Features

• Precision Seal Installation: Engineered to accurately press-fit the rear crankshaft seal, ensuring optimal seating of the inner and outer seal body to the engine block and crankshaft.
• Professional-Grade Functionality: Delivers performance comparable to the GM Factory tool J-44642, meeting the rigorous demands of professional automotive and industrial service environments.
• Controlled Installation: Features a multi-component assembly, including an inner tool body, an outside ring for secure crankshaft attachment, and a forcing screw for controlled, damage-free seal installation.
• Durable Construction: Manufactured by CTA Manufacturing Corp., guaranteeing robust construction for repeated, reliable use in demanding workshop conditions.

Applications

This rear crankshaft seal installer is specifically designed for professional technicians and mechanics servicing GM/ISUZU 6.6L Duramax engines from 2001 and newer. It is applicable to a broad range of heavy-duty vehicles, including models built on the GMT800 platform, as well as 2500HD and 3500 series trucks. Utilizing this tool facilitates accurate and dependable rear crank seal replacement, which is critical for preventing costly oil leaks and ensuring sustained engine performance.