Mailing List flyrotary@lancaironline.net Message #40294
From: George Lendich <lendich@optusnet.com.au>
Subject: Carb
Date: Sun, 11 Nov 2007 16:28:59 +1000
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Ed,
I decided at this time I would use bearings on the sides, the main reason is I didn't want to plug up the threaded mount holes. The local Nickel people said that there was no way to plug up the holes as it had to go into a high heat bath.
I had to be extremely accurate on the sides, there was a small amount of play I wished to take-up and allowed for this. When finally fitting the slide in, it was a bit tight, however a bit of rub with wet and dry to take the high points of the milling cutter marks and it was perfect.
I think I'm getting better at this sort of thing.
See attached
I contacted 'Velocity of Sound' chap from Victoria - he's a Mechanic and has a side line of supplying these Velocity stacks, mostly to the US. He's a great guy and loves talking about different applications and is very helpful - his name is Patrick O'Leary.
I've got to order one for my carby - price is reasonable. He has them spun using a steel die, so any shape can be done. What a great little side line, he's supplied about 5,000 to the US alone.
I was going to get one to slide over the inlet flange, but decided to make a new inlet stub flange and slide it inside to maintain the 44mm ID.
George ( down under)
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