'Match Race' ~ 1968 Barracuda '340-S' vs. 1971 'Duster 340'

Really?? My march 68 RR doesn't have any of that inland garbage.

You do know, that changeovers from Inland to Hurst varied at
different Mopar Plants.

Though no set date has been ever given > January 5, 1968 is regarded as the cut-off date.

Yes, your 1968 Road Runner {March build date} should have a Hurst Shifter.