Transmission Case Cup Plug Installer Set CTS-ARB-TOOL-40

Transmission Case Cup Plug Installer Set

Overview

Cup plug installer set for properly seating cup plugs in transmission cases during rebuilds. Improperly installed cup plugs leak fluid internally causing cross-circuit contamination or externally causing fluid loss and environmental contamination.

Specifications

• Multiple sizes for common GM plugs
• Drives plugs straight and square
• Proper seating depth control
• Prevents internal cross-leaks
• Works on all GM transmission cases
• Hardened steel drivers

Fitment & Compatibility

Universal — GM Automatic Transmissions

Quality & Service

Core Transmission Supply stocks professional-grade transmission tools selected based on real shop experience to support both DIY rebuilders and professional transmission shops. Every tool we sell has been proven to perform reliably in demanding shop environments.

All parts sold by Core Transmission Supply ship from our facility with quality inspection. Professional installation recommended for optimal performance and longevity.