ANN's First Impressions On Mooney's New Speed Freak
E-I-C Note: For
those of you who have been breathlessly awaiting our last two Plane
of the Year choices, both in the Certified piston category, this
report is the reason that we've been holding off. While this bird
was finally flown too late to ultimately be a part of
this year's roundup, after all, this is a VERY competitive
airpane that may, if it compiles a good record among its customer
base in 2007 (one of the things that we grade quite critically),
upset the works next year.
So... Acclaim pilots/owners... be sure to let us know
how your airplanes are doing over the coming months... we look
forward to hearing of your experiences. -- Jim Campbell, ANN
Editor-In-Chief/Grand Poobah (For Life)
OK... we've had quite a few requests
from folks who have been waiting to hear one thing... is the new
Mooney the fastest piston bird in the biz? So; as soon as we could
get our hands on one of the critters, we flew it -- just for you,
of course, and for no other reason that we can recall (that IS our
story and we're sticking to it).
After an hour and a half in the bird, a few lofty operations at
FL250, and some excellent tutelage from a Mooney tour guide
provided by our friends at Premier Aircraft Sales in Ft.
Lauderdale, Florida (one of the highest class aero-sales operation
we know); we're going to have to give the answer to that question
as a qualified 'yes' -- for now.
The bird we flew was one of the first off the line and had less
than 20 hours to her credit... a fair part of that logged on the
flight from TX to FL. The only major area of divergence in the test
article from what will be found (primarily) in the future is the
fact that this bird was still sporting the S-Tec 55X autopilot
while approvals were still in the works for the GFC-700 digital
autopilot companion to the G1000. Still, the S-Tec is a heckuva
GREAT autopilot and one of my personal favorites, so the flight was
a pleasant one, albeit without the latest auto-magic from the "Big
G."

ANN's Chief Wind Dummy/Test Pilot/Editor-In-Chief (and guy who
takes the blame), tried out a brand new Mooney Acclaim on a flight
from FXE to FL250 and GIF... with plenty of ATC inspired
maneuvering and delays thrown in. The result of this flight, more a
first impression than a full test flight (since the bird is so new
and we have little background data on it at this writing), was a
fairly positive experience. ANN saw initial cruise climb rates of
1500-1800 fpm most of the way through 10K and still eked out a
solid 800 fpm as we reached FL250. This occurred on a slightly
warmer than normal day and with an approximate 900 pound load. This
also occurred with a 17 hour airplane, a prop that wasn't all the
way dialed in, and a "tight" (new) engine. All those caveats aside,
the bird is meeting its promised specs.

From the flying standpoint, there is little to say -- at least
in terms of anything new -- the Acclaim flies like it should...
like a long-body Mooney. It still has one of the best pitch
stability profiles in the biz and very pleasant handling qualities
in every other regime. The low-speed behavior is still child's play
and the bird rides out scud and cumo-bumpies very nicely. We did
note a slightly less defined dynamic pitch profile at FL250, where
10-15 degree stick-free pitch excursions produced a less than
obedient dynamic response as the corrective pitching inertia
somewhat over-rode the bird's normal convergent inclinations, but
we're nit-picking a mite and the bird's inherent static properties
remain nearly razor-sharp.

At FL250, with all of 33 inches and 2500 rpm, the book promised
232 knots at the slightly feverish temps we worked that afternoon
-- and for the better part of 15 minutes, our TAS worked its way
between 231 and 233 knots... Hard to beat, that. Under the proper
circumstances, Mooney's claim of 237 knots, when everything is
"just right" is quite believable. Temps throughout the flight test
were well within margins, even for a new engine, and despite the
extended climb, no temperature issues were encountered.

One thing that I particularly appreciate about the Mooney breed
is their ability (with speed-brakes) to come out of the sky like a
plugged mallard when the situation requires such. Pop those
speed-brakes, lower the nose somewhat, keep your speed way up (the
speedbrakes are good up to Vne) and you can come down a like a
brick (albeit a very fast, streamlined, backward-tailed one). If
you really feel the need to take a dive, though, drop the gear too,
and watch the altimeter unwind like a broken stopwatch... very cool
-- and just the thing for dealing with the occasional sick sense of
humor espoused by various ATC personnel who love to clear you to
pattern altitude from 20 miles out and FL250. If you need to get up
or down in a hurry, few birds can keep up with the way that a
Mooney does the job. Just remember to equalize your
sinuses...

What did we like best? Well, we love the climb rate, the
coolness of the Continental, the ease of access to the baggage
area, the ever-evolving improvements in Mooney interior creature
comforts, the new wingtips are very nicely done -- and let's face
it, this baby hauls ass. Yeah, verily I say unto you, the Acclaim
boogies very nicely in rarefied ether.

What don't we like? Not much. I'm NOT thrilled with the backup
gauges placement at the far right of the MFD... a position that is
destined to enhance one's potential susceptibility to spatial
disorientation as one's head has to wag from side to side to side
if the 'lectronics take a dive, and the engine management chores
could be a trifle better organized, if not automated somewhat. And,
of course, we'd still like a smidge more elbow room. Still... no
major gripes yet... but give us time (grin).

The Final Word (for now)? The Acclaim is one hell of a ride and
seems to have taken over the top of the speed demon game -- for
now, and just barely, at that. With pure Mooney handling,
outstanding speed, range and economics, the Acclaim seems to have
the right to claim top billing... so far. BUT... if there's one
thing we know (for certain), its that things in Bend, Duluth and
Wichita are not likely to remain static for long... with rumored
mods coming to the Columbia 400 that could push it past the Mooney,
and no word yet on what Cessna's NGP will ultimately do, the
industry promises that the current game of "Can you top this?" is
not likely to be discontinued any time soon. And while
Cirrus' TN-22 will only offer 211 kts at FL250, it does so
more easily than any other bird in the class... so this remains a
VERY competitive market in oh-so many ways.

However; we think its time to issue a challenge... to Mooney,
Columbia and Cirrus (as well as anyone who think they have a dog in
this fight), let's design a throw-down challenge pitting economics,
performance and flight management issues against each other
utilizing a few well-defined group of tasks and see who
wins what -- in the same conditions, with the same loads -- and try
to do so before Oshkosh... the winner gets some SERIOUS bragging
rights (uh, Wrights?), and we'll ALL learn something. What say you,
speed demons... are you up to it?
ANN (again, breathlessly) awaits your response...
Mooney Acclaim Performance and
Specs
|

|
Normal Cruise Speed |
25,000 ft. 237 ktas |
|
Fuel Capacity–Standard (usable) |
102 USG |
Rate of Climb (SL, max. wt.) |
1,240 fpm |
|
Fuel Capacity With Optional Tanks (usable)
|
130 USG |
Max Range – Std. Fuel (w/res.) |
1,445 nm |
|
Max. Gross Weight - |
3,368 lb.
|
Max Range – Optional Fuel (w/res.) |
1,840 nm |
|
Approx. Useful Load – |
1,015 lb |
Service Ceiling |
25,000 feet |
|
Wing Span |
36' 5" |
Take-Off Run (max. wt.) |
960' |
|
Height |
8' 4"
|
Powerplant Designation |
TCM TSI0-550-G
Turbo-normalized |
|
Length |
26' 9" |
Powerplant Features |
Twin turbo, Dual intercoolers |
|
Wing Loading |
19.2 lbs/sq ft |
Horsepower |
280 MCP |
|
Power Loading |
12.0 lbs/hp |
TBO |
2,000 hours |
|
Propeller |
Hartzell 3-Blade |
|
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