That helps to explain the sedate ride at full speed, but I could only wonder what a few more inches of setback, a little more engine height, and a slightly higher rake prop might have done. Only more time and setup experimentation could have yielded the answer. Propshaft height was measured as 4 inches below the pad's running surface. This setup was as conservative as it gets, making the 75 mph top end even more impressive. AME 5000 resin is used in combination with a traditional wood and fiberglass layup for standard Vipers, with a lighter all-composite layup available on custom orders.
Author checks out the adjustable back rests, which came in handy during rough conditions.
The stringer system is a grid type, with supports placed strategically to ensure strength. The storage compartments are sealed in place with fiberglass tape and resin, much like the deck. Flotation foam is injected throughout all open cavities so the boat will gloat well even if swamped. The foam also provides more strength and a sound-deadening effect at speed. While the Viper Cobra is not over-loaded with trinkets, it does have the amenities and features necessary to make it easy to drive, ride in and fish from.