Sunbeam Tiger TKO

Stealthy Overdrive From MDL No One Knows It’s There But You Modern Driveline’s new TREMEC TKO600 five-speed overdrive transmission, is engineered to fit your Sunbeam Tiger without cutting or modifying the tunnel. You get durability surpassing Ford’s legendary Top Loader four-speed with vastly improved fuel consumption. You get brute performance in gears one through four…

Installing A 5-Speed into a 1971-73 Mustang/Cougar

It’s a gorgeous summer day in suburban Boise, Idaho where we’re installing a TREMEC T5 five-speed transmission in the “Rebuilding Generations” ’71 Mustang convertible along with a Modern Driveline cable clutch upgrade for smooth clutching and shifting. The TREMEC T5 from Modern Driveline, which has been in continuous production since the early 1980s, maintains its…