The '67 big block reverse rod is different than the small block because the reverse lever in the shifter for a big block is different. C7ZZ-7B112-A is the big block reverse rod and is ~15-1/2" long. The other two rods for the big block shifter are the same as the small block shifter and the same as '65-'66 V8 Mustang. The 3/4 gear rod is ~18-1/4", the 1/2 gear rod is ~14".