Luk LMC668 Clutch Master Cylinder

Reliable Clutch Master Cylinder for Toyota, Pontiac, and Scion Models

The Luk LMC668 clutch master cylinder is designed to restore precise clutch control for select Toyota, Pontiac, and Scion vehicles. Engineered as a new part, it ensures consistent hydraulic pressure for smooth manual transmission operation.

• Includes installation instructions for straightforward replacement
• Comes with push rod for complete assembly
• Does not include heat shield or clutch slave cylinder
• Requires manual bleeding; not pre-filled or pre-bled
• New part, ensuring durability and reliability

Product Details and Specifications

The Luk LMC668 clutch master cylinder is compatible with manual transmission models including Toyota Corolla, Corolla iM, Matrix, tC, xB, Pontiac Vibe, and Scion iM. This component is essential for transferring the force from the clutch pedal to the clutch slave cylinder, enabling smooth gear shifts. The part is supplied without pre-filled fluid or a pre-bled system, so proper bleeding during installation is necessary to avoid air in the hydraulic line. The included push rod facilitates proper connection to the clutch pedal assembly. Installation instructions are provided to assist with accurate and efficient replacement.

Common Applications and Problem Resolution

• Restores clutch pedal responsiveness and hydraulic pressure
• Eliminates clutch engagement issues caused by master cylinder failure
• Addresses fluid leaks or internal seal wear in the clutch master cylinder
• Prevents clutch pedal sinking or sponginess
• Improves overall manual transmission performance in compatible Toyota, Pontiac, and Scion models

Installation Notes and Tips

Installation of the Luk LMC668 clutch master cylinder requires manual bleeding of the hydraulic system to remove air and ensure proper clutch operation. The included push rod should be connected securely to the clutch pedal. Follow the provided installation instructions carefully to avoid damage and ensure correct fitment. Since the part is not pre-filled, use the recommended brake fluid type for your vehicle. Verify compatibility with your specific make and model before installation.

Quality Assurance and Warranty Information

This Luk clutch master cylinder is a new, OEM-quality replacement part designed to meet or exceed original equipment specifications. While no specific warranty details are provided, Luk parts typically come with manufacturer-backed quality assurance. Using a new part like the LMC668 helps maintain the reliability and safety of your vehicle’s manual transmission system.