RCU Forums - View Single Post - What prop for OS .46 w/ Viper 500?

02-19-2014, 07:17 AM

#6

Randy Etken

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We raced Q-500 planes with OS 45 engines for ten years, 10 to 12 races a year. Best prop for above 75 degrees 10/7, under 75 degrees 9.5 X 8.5n or 9.5 X 8n APC. Those give you fastest time on Pylon course.
Q500Racing.com

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