The 2nd Generation D100 debuted midway through 1965, now sporting two headlights instead of four. Three new engines were added as options including a 440 cubic inch big block during the 2nd Generation's production run. In 1968, a the D100 received a midlife facelift and new trim levels including the Adventurer and "The Dude" trims.

Engine Swap Components for LS, Gen V LT, Coyote, Godzilla, and Gen III Hemi installations. Components include exhaust headers, engine & transmission mounts, fuel tanks, radiators, oil pans, and accessory drives.