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When you screw up you might as well post pictures
The is my "new" YS-90 cylinder after "sticking" overheating it
First file the piston carfully
now acid wash the cylinder followed by a lite hone
OS-50 after a ceramic bearing falure
SRII 90 gearing
This is the original c60, SRII and my 45 tooth] [desc]
Not a simple spur but rather a 5 deg bevel] [desc]
It took two .040" and one .035" to set lashj] [desc]
"Dougs" Concept 60 SRII
We get a "little" fog in the winter
My pride and joy
A little "nose in"
How it all began for me (1975)
My Raptor 50 Uniflow setup
Bearing pictures from my OS-50 after 600 flights (two years) use my shutdown method !
This is as removed note the lack of corrosion
The little "witness mark is from the transfer port and shows "up"
This is the point where the skidding starts.
This is what a 10 gallon bearing looks like
My "Coke can" mod to provide preload to the rear bearing
make two shims for rear bearing .010" total.
drop then in the case before the bearing.
Carb adjustments for YS
Someone posted question about this so I posted it
SRII paddles and weights
This is the Stock setup for the SRII the "keyed" weight fits into a slot in the flybar. The other weight is from a SR.
"V" paddle installed on my SRII
This is how I am flying it now.
SR61 SRII servo frame
JB Weld to the rescue
My 9 year old Grandson on the Raptor 50
He's getting there
Near disaster on "stock" woodies
Watch out for this one
Some pictures from the past
Mike Mas in 1975
This is me in 1976 with one of my Kavan JR's
This my other Kavan JR in 1977
Concept 60 SRII manual
Concept 60 manual
Begin Include Unscripted
July 26 2007
January 25 2006
January 22 2006
November 07 2005
November 03 2005
October 06 2005
February 11 2005
January 06 2005
October 25 2004
October 05 2004
September 07 2004
July 23 2004
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