thanks for the clarification amigo. I could'a swore they were the exact same dimension.
solid engines FO' Sho'[sm=thumbup.gif][sm=thumbup.gif] I'm over 100 flights on my AT 450 between the Boomer and F4 and had over 100 on the AT400 before upgrading to 450 during (cash for clunkers)


trade in program a couple of years ago.
ORIGINAL: AMTdude
AT-450 or Olympus has an O.D. of 5.1 Inches, the AT-400 has an O.D. of 4.7 inches...
And BOTH engines have been succesfully installed on a KingCat.
Thrust at idle is 1.3LB (400) & 1.5LB (450)
Rodney Evans
Chief Technician
US Micro Jet LLC
900 Glendale Milford Rd.
Cincinnati, Ohio 45215
http://www.usmicrojet.com
1-888-894-5387
[email protected]