996 Cup Car Transmission
Introduction
The Porsche 996 Cup car is a race car based on the Porsche 911 GT3 road car. It was first introduced in 1999 and has been used in various racing series around the world, including the Porsche Carrera Cup and the American Le Mans Series.
The 996 Cup car is powered by a 3.6-liter flat-six engine that produces around 380 horsepower. The engine is mated to a six-speed manual transmission.
Transmission
The transmission in the 996 Cup car is a six-speed manual transmission. It is designed to be lightweight and durable, and it features a number of race-specific modifications.
Some of the key features of the 996 Cup car transmission include:
* Lightweight construction: The transmission is made of lightweight materials, such as magnesium and aluminum, to reduce weight.
* Durability: The transmission is designed to withstand the rigors of racing, and it features reinforced gears and bearings.
* Race-specific modifications: The transmission features a number of race-specific modifications, such as a shorter final drive ratio and a limited-slip differential.
Gear Ratios
The gear ratios in the 996 Cup car transmission are as follows:
| Gear | Ratio |
|—|—|
| 1st | 3.182 |
| 2nd | 1.950 |
| 3rd | 1.409 |
| 4th | 1.123 |
| 5th | 0.911 |
| 6th | 0.737 |
Differential
The 996 Cup car transmission features a limited-slip differential. This differential helps to improve traction by transferring power to the wheel with the most grip.
Maintenance
The 996 Cup car transmission requires regular maintenance to ensure that it remains in good working condition. Some of the maintenance tasks that should be performed on a regular basis include:
* Checking the fluid level: The transmission fluid should be checked regularly and topped off as needed.
* Changing the fluid: The transmission fluid should be changed every 30,000 miles or as recommended by Porsche.
* Inspecting the clutch: The clutch should be inspected regularly for wear and tear.
* Adjusting the linkage: The linkage should be adjusted regularly to ensure that the gearshift is operating smoothly.
Conclusion
The 996 Cup car transmission is a high-performance transmission that is designed to withstand the rigors of racing. It features a number of race-specific modifications that make it ideal for use in competition.
