Features and Specs

Everyone wants to know all about the “specs”. How fast is it? How much does it burn? How big is it? And so on. Let’s start with a list of the “features” of this aircraft. The specs are at the bottom of this list.

Aircraft Features (for this V-Twin)

Note: This is a custom built aircraft.
There are differences in each one
– sometimes unintentional (vagaries of the build process)
– sometimes meant to be an improvement.
The features and specifications below apply specifically to this airplane only.
Still, most V-Twins should be fairly close.

2018 Velocity, V Twin N654RJ, Serial # VT-015


5 Seats: Pilot, copilot, and 3 passengers in the rear bench seats

Custom headrests on the rear seats to match the front

60/40 fold down which creates a large baggage area

Back seat backs: tilt/recline is adjustable

Seats are easily removable, no tools needed

With combo “down view” ports/armrests for the back seats


Axalta Imron AF700 base coat/clear coat


Modified Superior XP-360’s

Balanced and blueprinted

Lycoming counterbalanced crankshafts

Lycoming connecting rods, balanced tongue and groove

Internal oil squirters

9 to 1 pistons

Cold air induction

Precision fuel injection

Dual P Mags

Challenger Oil Filter, reusable

Roller camshaft and lifters

High speed/high torque starter

Forward mount prop governor

JB Aircraft Engines proprietary and specific engine assembly

Cowlings are 1” wider for servicing (spark plug access)

Propellers: MT, Full feathering, 3 blade

Air Conditioning

System from Flight Line AC

Custom installation specific to the V Twin

Enlarged overhead plenum and eyeball vents

AC digital controller

All electric system

Fresh air/recirc system, electrically controlled

Allows control of cabin air circulation:

Recirc Only, Fresh air only, or blend of recirc and fresh air


Dual electric heaters

Dual digital controllers, left and right

Master shutoff switch

Internal thermal overheat shutoffs

Dual seat heaters


Plane Power 150 amp alternators

Plane Power voltage regulators: master and slave

Dual Odyssey 925 Batteries

TCW Backup Battery System

G5 Backup Battery


ADSB In/Out: Weather and Traffic

All three trim actuators have position feedback – displayed on the PFD

Flight instruments are Garmin

2 x G3X Touch


GTN 750xi Com 1 & IFR Navigator

GMU 11 Magnetometer

2 x GEA 24 Engine Monitors

2 x GSA 28 Autopilot Actuators

GMC 507 Autopilot control head


A429 GAD 29 Arinc Data Concentrator

GTR 20 Remote Com 2

GMA 245 Audio Panel

GTX 45R Remote ADSB Transponder (Dual band)

CO Guardian remote CO detector (outputs to the G3X)

GAP 26 Heated Pitot/AOA

Dual amps display

Dual EI Commanders to display and program the 4 P-Mags

ARTEX 406 mhz ELT

4 x Dual USB outputs (2 on the panel, 2 on the aft pedestal) plus 1 on the audio panel (for a total of 9 USB outlets

Internally illuminated (LED’s) Honeywell Rocker Switches, dimable

3 Lighting Buses: Instruments, Switches, Cabin

LED lights for the visual fuel gauges and the gear down window

LED cabin lights, dimable

AH500 Central Warnings System from Aero Safety Systems

Includes a Master Warning/Caution Light/Cancel Unit

Warns both audibly and visually if:

Cabin doors not all closed (when they should be)

Nose gear doors not closed

Cargo door not closed

Gear in the wrong position for the situation

Takeoff warning system – doors, fuel pump

AC compressor outlet temp

Spar temps

Starter remains engaged after start (or crank too long)

Pitot heat needed

Oxygen needed

Built-in Oxygen System

By Mountain High

With the oxygen conserving EDS system (Electronic Demand)

4 Distribution Stations

With emergency backup system in case of power failure

Easy to access remote fill port just inside of the nose compartment hatch

48 cu. ft. carbon fiber bottle installed in the nose compartment

Each main tank is equipped with a digital fuel quantity probe

The sump tank is equipped with an optical sensor for a “less than full” warning

The sump tank is also equipped with a digital fuel quantity sensor – displayed on the G3X Touch

External Lights

All lights are AeroLED’s

2 x MicroSuns in the canard leading edges (Landing)

2 x MicroSuns in the wingtips (Recognition

LED Position Lights

LED Strobes – 3 position

SunSpot 46 Nose Light (Taxi/Landing)

All 4 MicroSuns with WigWag

Inflatable Door Seals with “Pump On” indicator LED

Built-in camera support:

Two mounts in the cabin on the overhead plenum, displayable on the MFD

One mount and custom fairing on the rudder, displayable on the PFD

Custom side sticks

With flip flop and swap buttons for the radios

Coolie hat trim

Autopilot connect/disconnect/control wheel steering

Mute warnings


Custom burl wood hydro dip finish


Upholstered with Ultra Leather thru out

Custom inside door handles

4 x Hand grips

Custom armrests on the front doors

Trimmed thru out with Burlwood look (Hydro Dipping)

Center console

Custom cover panel & Aft panel

Aft side has:

Pilot & co-pilot powered Bose headset jacks

Pilot & co-pilot conventional (unpowered) headset jacks

4 USB outlets

A power point outlet

Dual Oxygen distributors for Pilot & Copilot

Entertainment #1 Input Jack

Custom “Twin Towers”

Just behind the rear seats

Each with powered Bose headset jacks

Each with Conventional headset jacks

Each with an Oxygen Distribution station

Entertainment #2 input jack

Pax #3 headset jacks

Custom headset hangars (x 4)

Bose Headsets – noise canceling + Bluetooth

Cabin Lighting

Overhead LED lighting

Pilot & Copilot Map Lights

Overhead switch and EI Commander panel

Custom panel

Improved viewing angle


Main and Standby Battery switches

Left/Right Alternator Switches

4 x PMag Off/On/Test Combo Switches

Left/Right Starter Switches

Designed for a left to right startup sequence, then a right to left shutdown sequence

Sound Insulation

The aft bulkhead was treated with a ceramic sound deadener, both sides (front and back), along with the fuselage area behind the vanity panels

Sound deadening product was also added to the aft sides of the upper/lower vanity panels


Winglets are faired in (less drag, better appearance, no screws)

Winglets have access panels on the bottom

Each wing has a custom hard point for tie downs

Has the optional larger tires

The nose gear has a custom made, combo tie down/towing adapter

The lower cowling was made into two pieces which makes removal much easier

Added access panels for lower engine mount bolts

Each door has an “indent” on the lower strake that fits your hand for easy raising/lowering

Nose hatch has a hidden hinge and latch for easy access. The remote release is located just inside in the nose gear compartment

Each fuel cap has a triangle and chain arrangement which prevents an inadvertent “fuel cap into the propeller” accident

Custom aft cargo compartment:

3 piece removable floor boards

carpeted and painted

custom to the AC system


Upgraded to ½” discs rather than the 3/8” for better heat dissipation

Relocated the calipers to the 11 o’clock position as recommended by Cleveland

Relocation of the calipers meant no cutouts in the gear doors

Relocation of the calipers allowed for a fourth mounting point for the gear doors making the max gear speed higher


Engines XP-360

Horsepower 190-195

Propellers (full feathering) MT 3 bladed

Empty Weight 2156 lbs.

Gross Weight 3600 lbs.

Max Landing Weight 3400 lbs.

Useful Load 1444 lbs.

Fuel Capacity 84 gals.

Seating 5

Vne 220 KIAS

Vmca 82 KIAS

Vs 63 KIAS Clean

Vs 61 KIAS Gear Down

Approach Speed 100 KIAS

Touchdown Speed 80-85 KIAS

Wing Span 34” 10”

Canard Span 15’ 11”

Height 7’ 10”

Cabin W/L/H 42”x 84”x52.5”

Cruise speed 75% power 200 TAS ~20 gph