2006 SAE Clean Snowmobile Challenge

1
2006 SAE Clean Snowmobile Challenge
Team Members Steve
Battaglia, Brian Belmont, Dan Bughbee, Kevin
Gastle Mike Ide, Kelly McRory, Eric Peckham, Dan
Sweeney, Greg Tilley
2
2006 Competition Goals

• Create a clean and reliable naturally aspirated
  four stroke snowmobile.
• Mate an M-10 suspension to an Edge chassis to
  create the best ride and drive.
• Lower emissions and quite exhaust noise.

3
Team History

• Two first place finishes (2000, 2005)
• Lowest Emissions (2004)
• Quietest snowmobile (2005)
• Best Fuel Efficiency (2005)
• Best Overall Performance (2005)

4
Purpose of Competition

• Create a more environmentally friendly snowmobile
• Reduce noise pollution
• Lower emissions
• Increase fuel economy

5
Design

• Engine Mount
• Fuel Injection
• Exhaust System
• Sound Reduction
• Instrumentation
• Suspension
• Aesthetics

6
Engine Mount Design

• Cradle Design.
• Utilizes chassis mounting
• points.
• Utilizes Engine mounting
• points.
• Create least amount of
• Vibration.

7
Fuel Injection

• We used a closed loop Bosch Motronic System.
• TPS and RPM controlled system
• Programmed for lean combustion.

8

• Questions

9
Exhaust System

• Stock manifold cut down and adapted for shorter
  system
• Flex coupler to allow for chassis movement
• Lubrizol 3-Way catalytic converter
• Honda Silverwing muffler (same as last year)
• Exhaust exits in stock location on right sided in
  front of chain case

10
Sound Reduction

• Used sound reducing material from American
  Acoustical
• PDP
• VE
• Hushcloth Melamine
• Millenium Metal

11
Instrumentation

• EGT Avenger III Data Acquisition Unit
• Tachometer, Exhaust Temperature on both cylinders
  and after catalytic converter, Coolant
  Temperature, Oil Temperature

12
Suspension

• M-10 rear suspension
• Over 13 in. of travel
• Has done very well in the public market for
  touring sleds.
• Lightweight
• Stock Edge Front suspension
• 10 in of travel
• Stiffer Springs for heavier four stroke

13
Aesthetics

• Keep the sled appealing to the general public
• Kept the stock look of the hood since the edge
  body is widely accepted by the public.
• The entire sled is set up like a stock Edge
  Classic with the M-10