[phippsj]

DA50 w/ stock muffler (unless you need quiet and have room for a cannister muffler)
22x8 NX wood prop (23x8 after break-in)
B&B 16oz tank
JR/Spektrum 2.4 radio & receiver
Fromeco 2600mah batteries (2 for receiver & one for ignition)
Smart-Fly regulators for batts
8611a's for surfaces (only one needed on rudder)
Hitec HS-5245MG Digital Mini Metal Gear (Throttle)
Hitec mini servo of choice (choke) - optional
SWB 1-1/2" servo arms
Hanger9 titanium links - optional

You can keep on going with carbon fiber wing and stab tubes, upgraded main gear, aluminum hub Skylite wheels, etc. Just depends on your budget.

For your first gasser, get a good engine, electrics & servos. Everything else is optional.