The copperhead (Agkistrodon contortrix) is a member of the pit viper family, like most of the venomous snakes in North America. The copperhead (Agkistrodon contortrix) is a member of the pit viper family, like most of the venomous snakes in North America.
The Command Thrust models use the same bigger gearcase housing as the Mercury 150 FourStroke, but with an all-new 2.38:1 ratio ideally suited for pontoons and heavier boats. Itâs the first true oversized gearcase in the industry for outboards in this horsepower range.
It didnât have to keep a crew alive all the way back to Earth or survive reentry. Those were the jobs of the Service and Command modules waiting in orbit. The Saturn V had to lift the LEM ascent and descent stages (about 33,500 pounds (15,200 kg) and the Command and Service Modules (63,500 pounds or 28,800 kg).