Installing an aftermarket 5- or 6-speed has become one of the most popular upgrades for classic cars and trucks, thanks to the features, strength and performance offered with TREMEC five- and six-speed transmissions. One of the most common questions we are asked, though, is how to make a TREMEC transmission fit into a muscle car or other older vehicle. To address that, we’ve put together this short overview of the typical transmission fitment issues that you might face when installing a TREMEC 5-speed TKO or 6-speed Magnum. Read More “What to Consider and How to Fit a TREMEC Transmission in Your Classic Car”