Dodge Ram Power Wagon Owner's Manual page 274

274 STARTING AND OPERATING
will enable you to change your pulling direction while
still allowing the wire rope to be at 90° to wind properly
onto the spooling drum.
Increasing pulling power:
Increase Pulling Power
In some cases, you may find yourself needing more
pulling power. The use of snatch blocks increases me-
chanical advantage and that increases your pulling
power:
Double Line: