Oh Boy! Oberto Racing Team

Driver: Steve David

Owner: Citizens - City of Madison, IN

 

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Miss Madison - Hull Specifications

 

 

Division:
Unlimited Hydroplane (U-6)

Designer-Builder:
Dale Van Weiringen, Rick Bowles, Mike Hanson, Larry Hanson, Madison crew

Length:
30 ft.
 
Width:
14' 5"
 
Weight:
6775 pounds
 
Gearbox:
50% reduction
Fuel:
60 gallons / Jet A

Propeller:
13-8-MO Stainless / 3 Blade - 26" Pitch - 16" Diameter (pitch will vary)

Construction Material:
Composite materials (Honeycomb aluminum, Fiberglass, carbon fiber
)

Engine:
The Lycoming T-55 L-7 engine is a shaft turbine, rated at 2,650 horsepower at the output shaft. This engine was used in the Vietnam era by the twin engine Chinook Helicopter.

Manufacturer: Avco Lycoming Output Shaft: 15,300 RPM Compressor Ratio: 7:1
Weight: 600 pounds Oil Capacity: 5 gallons

Cockpit design:
The Madison Racing hydroplane utilizes a canopy from an F-16 jet fighter to protect the driver. The canopy is attached to a roll cage, which is bolted to a normal core cockpit.  The driver sits in a form fitted seat utilizing a five-point harness to hold him in the seat.  He also is supplied with compressed air and oxygen mask to facilitate breathing should the cockpit fill with water.

Miss Madison Racing Hulls
(1961 - present)

U-6 Miss Madison (1st)
1961 - 1963
(Former U-79 Nitrogen)
 

U-6 Miss Madison (2nd) **
1963 - 1971
(Former U-79-2 Nitrogen Too)
 

U-6 Miss Madison (3rd)
1972 - 1977
U-6 Miss Madison (4th) ***
1978 - 1988
(Former U-25 & U-1 Pay 'n Pak
& U-76 Atlas Van Lines)
 

U-6  Miss Madison (5th)
1988

U-6  Miss Madison (6th) *
1988

U-6 Miss Madison/Oh Boy! Oberto
(7th)
2007
 

*  When the new Miss Madison crashed at San Diego in 1988, the Miss Madison team leased the U-3 Risley's hull from owners Ed Cooper, Sr., and Ed Cooper, Jr., for the final race of the year in Las Vegas. The U-3 was officially the U-6 Miss Madison at this one event.

Miss Madison Power Plants

Allison V-12: 1961 - 1990

Lycoming Turbine: 1991 - present