2900rpm at 6000 feet doesn't sound too bad though given Mark's probably back
to 75% or less power at that altitude. He's just a heavy little fella...too
much mother's milk :-)
John Martindale
29 Jane Circuit
TOORMINA NSW 2452
AUSTRALIA
phone: 61 2 66584767 (H)
61 2 66869075 (W)
mobile: 0403 049990
email: johnja...@optusnet.com.au
web: www.members.optusnet.com.au/johnjanet/Martindale.htm
----- Original Message -----
From: "Pete Diffey" <pe...@heroic.co.uk>
To: "Mark Jones" <flyk...@wi.rr.com>; "KRnet" <kr...@mylist.net>
Sent: Monday, January 08, 2007 11:17 AM
Subject: Re: KR> Flight report
> Hi Mark,
>
> That is interesting, I would have expected more !
>
> What do you get flat out ? and what is the max revs in level flight
>
> I am surprised you are cruising at 2900 revs, is that normal cruise revs
> for a corvair? As it is a car engine, I would have expected that it
> could be propped to cruise at more like 3100 - similar to a VW. What is
> your max static RPM, if it is much under 3200, I would suspect that you
> are either over propped ( and looking at the pics that does not look
> likely ) or under carbed. it could be that blocking off your direct air
> intake was giving you an over-rich mixture - your CHT would possibly
> give a clue if that was the case.
>
> Pete
>> Now, today at 6000' and turning my Sensenich 54x52 at 2900 rpm as cruise,
>> I was getting 138 mph true
>>
>>
>
>
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