Rusty, the new(er) 912's with the Soft Start ign ain't that bad on start up.
The older modles were so bad it wasn't uncommon to shake off a carb or two.
Proper EGT, CHT and Tach is used to determine what if any adjustments are needed.
I have a line of props that are less than 400 bucks and ground adjustable. 66" max diameter.
Prior to Airworthiness Inspection the FAA / DAR will do the research to acquire as much knowledge as possible on the subject completed kit. I just pulled up Thatcher.com and the information is on their site. Same for Christavia. Now if you submitted the docs requesting AWC for your one of a...
No path to your question. LSRM should know that. Regulations are part of the responsibility.
Wait a couple years and criteria changes. OR get yourself an A&P friend.
Can you please tell me at what RPM is your 670 supposed to produce 100 HP. I have read a lot of what 670 owners think they have, but have yet to discuss the actual real time numbers with an operator. I have extensive experience w/ 582, 532 and 670's in the E-A/B and snowmobile racing world...
Biggest issue with the 670 is the exhaust system. Theirs at least on guy out there claiming 80 - 90 HP and still only turning 6500 RPM. The snowmobile racing crowd is a good power source. Trust but verify. The stock 670 internals are fine.....you'll need a 4 to 1 gearbox.
All's fun and games until the airport mgmt files a formal written complaint with the FAA that you an operational safety hazard. When the airport accepted FAA grant money it also agreed to provide a safe operational area. It's the rouge attitudes that have given Ultralights a bad rap in the...