So you have decided the advantages that the TKO five speed provides are worth the expense and effort. Now, the question is which one is the best match for your car? Do you want the extra deep first gear in the TKO-500, or would the closer gear spacing of the TKO-600 be a better match for your combination? Should you opt for the 0.82 overdrive ratio in the TKO-600 instead of the 0.64? If you have a Ford, which input shaft do you need?
The first determining factor when choosing a TKO is going to be your engine’s power output. Keep in mind that transmissions are rated for torque, not horsepower. The peak horsepower number doesn’t really matter much, it is torque that breaks things! The TKO-500 is rated for 500 lb.-ft. of torque, and the TKO-600 is rated at 600 lb.-ft. Even though both TKOs will stand up to considerably more torque than they are rated for, you still need to keep the torque capacity rating in mind. Continue reading ‘Tremec TKO Transmissions Part 4 – How to Choose the Right One’ »