Cusco Close Ratio Transmission Gear Set Type C

1983–1987 Toyota Corolla GT-S AE86 (T50) 1.6L

Part #: 116 028 AC

Overview

The Cusco Close Ratio Transmission Gear Set Type C is a high-performance upgrade designed specifically for the Toyota Corolla GT-S AE86 with the T50 transmission. Engineered to enhance your driving experience, this gear set offers a more aggressive gear ratio layout that significantly improves acceleration and responsiveness. Whether you're a motorsport enthusiast, a street performance driver, or a dedicated collector restoring a classic AE86, this gear set provides the technical edge needed to maximize your vehicle's potential.

Constructed with precision and durability in mind, the Cusco Close Ratio Gear Set ensures reliable operation under spirited driving conditions. It is ideal for those seeking quicker acceleration, improved shift response, and a more engaging driving feel. This gear set is perfect for track days, autocross, or spirited street driving, helping you get the most out of your AE86's 1.6L engine.

Key Features

The Cusco Close Ratio Transmission Gear Set Type C incorporates advanced engineering and high-quality materials to deliver superior performance and durability. Key features include:

• Precision-machined gears crafted from high-strength steel for enhanced durability and longevity.
• Close gear ratios designed to reduce shift times and improve acceleration between gears, making every shift more responsive.
• Optimized gear spacing tailored for performance driving, providing quicker power delivery and improved throttle response.
• Manufactured by Cusco, a renowned brand known for their high-quality automotive performance parts and racing components.
• Engineered to fit the original T50 transmission, ensuring a straightforward installation without modifications.
• Designed to support enthusiast-level driving, whether on the street or the track, with a focus on reliability and performance.
• Constructed with high-precision manufacturing processes to maintain gear integrity and smooth operation under demanding conditions.
• Offers a significant upgrade over the stock gear ratios, helping you achieve faster acceleration and more aggressive driving dynamics.

Construction & Design

The Cusco Close Ratio Gear Set Type C is built from high-grade steel, ensuring exceptional strength and wear resistance. Each gear is carefully machined to exact specifications, maintaining precise tooth engagement for smooth shifting and minimal noise. The close ratio design involves a carefully calibrated gear spacing that minimizes the gap between gears, allowing for quicker shifts and more immediate power transfer. This setup is ideal for performance applications where every millisecond counts.

The gear set's robust construction and meticulous engineering make it suitable for high-stress driving scenarios, including racing and aggressive street use. Cusco's manufacturing process emphasizes durability, ensuring that the gear set maintains its performance over many miles and demanding conditions. The design also ensures compatibility with the factory transmission housing, simplifying installation and maintaining OEM-like fitment and reliability.

Performance & Sound

By installing the Cusco Close Ratio Transmission Gear Set Type C, you will notice a more responsive and engaging driving experience. The closer gear ratios enable faster acceleration and improved throttle response, especially during spirited driving or track use. While specific horsepower or torque gains depend on your vehicle's setup, this gear set is designed to support your vehicle's performance enhancements by optimizing gear engagement and power delivery.

Drivers may also experience a slightly more aggressive shift feel, contributing to a sportier driving sensation. The gear set operates smoothly and quietly, with minimal noise increase compared to the stock setup, ensuring a refined driving experience even under high-performance conditions.

Installation & Fitment

The Cusco Close Ratio Transmission Gear Set Type C is a bolt-in upgrade for the factory T50 transmission used in the Toyota Corolla GT-S AE86 from 1983 to 1987. Installation requires disassembly of the transmission, which is recommended to be performed by experienced technicians or enthusiasts familiar with transmission rebuilds. No modifications to the transmission housing are necessary, but proper setup and gear alignment are essential for optimal performance and longevity.

While the installation process involves removing the transmission from the vehicle, the gear set itself is designed for straightforward replacement with standard tools. It is advisable to replace other transmission components such as synchros and bearings during the upgrade to ensure smooth operation and maximum reliability. No special tuning is required, but a professional gear setup is recommended for best results.

What's Included

• Complete set of gears for the T50 transmission, including all necessary ratios for a close ratio configuration
• High-strength steel construction for durability and performance
• Installation instructions and technical documentation

Ideal For

• Performance enthusiasts seeking quicker acceleration and more responsive shifting
• Owners of Toyota Corolla GT-S AE86 looking to upgrade their transmission for racing or spirited driving
• Restorers aiming to enhance the driving dynamics of their classic AE86
• Track day and autocross participants requiring optimized gear ratios for competitive performance

Emissions Note

This product is designed for off-road or racing use only and may not be legal for street use in all jurisdictions. Please check local regulations before installation.