Crawford rushed for 91 yards while Palmer had three carries for 4 yards for Montana State (2-2).
The Bobcats defense limited the damage of five MSU turnovers by holding the Coyotes (2-3) to 10 first downs.
Montana State built a 35-0 lead on a 7-yard touchdown run by Crawford with 14:12 remaining.
All of south Dakota's touchdowns came in the final six minutes. Dion Foster scored on a 32-yard run, Isaac Newton scored on a 7-yard run and Landon Landry scored on a 3-yard pass from Dante Warren. The 2-point conversion failed after each score.
Quarterback Noah Shepard completed 7 of 19 passes for 74 yards and was intercepted once for South Dakota, which had 241 yards of total offense. The Coyotes were coming off a 77-7 win over Culver-Stockton in which they had 727 yards of total offense.
Former Oklahoma QB Trevor Knight is ready for "a fresh start" with a new team in a new conference.
ESPN writers Andrea Adelson, Jared Shanker, Matt Fortuna and David Hale take a crack at names to watch for ACC offensive player of the year..
The top of the 2016 college football heap is projected to look a lot like the end of 2015 -- starting with Alabama and Clemson. But what are the sneaky-good teams that could crash the CFP party?
Baylor, Kansas State, Oklahoma, Texas and West Virginia take the stage Tuesday at Big 12 media days.
Zach Strief and Sherrick McManis are two current NFL players who were among the top talent this century for Northwestern University.
Arkansas Razorbacks coach Bret Bielema ready for the season
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