Crane Roller Lifters OH NO!

Cam specs from Oregon's site:
,
duration @ .006 300/306
duration @ .050 242/248
Lobe lift .358/.373
lift with 1.5 rockers .537/.560 about .009 less with the lash.
110 lsa.
grind # 1427
As you can see not a terribly fast acting cam.