Hear R2800 Run:
Hear the R2800
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See and Hear it Fly:
see and hear the R2800 fly
(or to download and save RH click here and Save Target As...)

Prices are on request:Email Jim for a price
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rotecradial.com Rotec's R2800 - 7 Cylinder 110HP rotecradial.com

Page down for "You Tube Videos" - more added... 4th Nov 08

Each Rotec R2800 is supplied with:
  • 1 x 40mm Bing Carburetor& Rubber Coupling and 2 x Hose Clamps
  • 1 x 3 Planet 3:2 reduction PSRU (gearbox)
  • 1 x Starter Motor & Nyloc M 10 Nuts
  • 1 x Alternator and Alloy Spacer inc. Bolts Nyloc nuts and Washers.
  • 7 x Exhaust Stubs & 14 x Bolts & Washers
  • 1 x Prop Washer & 6 x Bolts & Washers
  • 1 x Ignition Module & Heat Sink Cream
  • 1 x 12 Volt Ignition Coil (Auto Style)
  • 1 x Magneto Trigger (Solid State)
  • 2 x Rotor Buttons (Ignition)
  • 1 x Ignition Wiring Harness
  • 1 x Oil Filter Block & Auto style filter Including Filter
  • 1 x In line oil filter between dry sump and scavenge pump
  • 2 x Steel Top Engine Mount Cups (Weldable)
  • 2 x Steel Lower Engine Mount Pins (Weldable)
  • 4 x Sets (8 pcs) Rubber Engine Cushions
  • 2 x Lower Engine Mount M8 Cap Screws &
  • Nyloc Nuts
  • 2 x Lower Alloy Stepped Mount Washers
  • 2 x Upper Engine Mount Nyloc M 10 Nuts
  • 2 x Upper Mount Plain Alloy Washers
  • 2 x Upper Mount Flared Steel Inner Sleeves
  • 1 x Operations and Service Manual
  • Factory Direct Tech Support Rotecradial.com

Owners please keep an eye on this area.
New Added: Tim's Pober Jr Ace in flight!!

More to come

  • Description
  • Designers
  • Configuration
  • Bore x Stroke
  • Capacity
  • Heads
  • Crank Case & Heads
  • Cylinders
  • Crankshaft
  • Master & Link Rods
  • Cams and Bearing Surfaces
  • Total Diameter
  • Accessories as Standard
  • Carburettor
  • Fuel Feed
  • Fuel Type
  • Fuel Consumption
  • Lubrication
  • Ignition Type
  • Starter Motor
  • Alternator (charging system)
  • Spark Plugs
  • Dry Weight (Inc all bolt on Acc's)
  • Rated Power
  • Gearing
  • Propeller Hub
  • Propeller Flange Specs
  • Recommended Propellor
  • Propellor RPM
  • Cooling
  • Exhaust
  • Purpose Built 7 Cylinder Radial Engine
  • Matthew & Paul Chernikeeff
  • Seven Cylinder Four Stroke Radial Engine
  • 80 x 80 mm (3.149” x 3.149”)
  • 2800cc (172ci)
  • 2 Valves per Head. Push Rod Operated. Over Head Valve
  • Fully Machined Aeronautical Grade Aluminium
  • Steel 4140. Precision Honed to a Perfect Finish and Exact Tolerance
  • Steel 4140 Billet. Nitride hardened
  • Steel 4140. Deeply I Beamed. Lubricated by Mains Oil Pressure
  • All Nitride Hardened and Precision Ground to Exact Tolerances
  • 810mm (31.9”)
  • Starter Motor, Alternator, Carburettor, Stub Exhaust
  • Single Bing 40mm Constant Depression Carburettor
  • Mechanical Fuel Pump (with Optional Electric Back-up Pump in Parallel)
  • Compatible with Avgas100LL or High Octane Mogas
  • 22 litres/hr (5.81 US gal/hr) (4.84 Imp gal/hr)
  • Dry Sump. Geared Oil Pressure. Primary & Secondary Scavenge Pumps
  • Dual: Hall-Effect Electronic and Magneto
  • 12V Rear Mounted. Built-in Solenoid for Reliable Engagement
  • 35amp Small Rear Mounted with Built in Voltage Regulator
  • Two per Head. (NGK DCP8E)
  • 102Kg( 224lbs)
  • 110HP @3600rpm Geared
  • Via Planetary Speed Reduction Unit (PSRU) 3:2 Engine:Prop rpm
  • Precision Ground and Matched Taper
  • Standard. Same as used for a Rotax 912 Series
  • 2 Blade: 76”diameter 55”pitch or 3 Blade: 67" diameter x 55" pitch
  • 2300 - 2400rpm Take Off. 1900 -2100rpm Cruise
  • Air cooled - no lugging around water or radiator.
  • Short Stubs fitted as Stanard. Collector ring optional extra.

Warranty starts with the first engine run (must be within the first 24 months of delivery). 
Warranty is 12 months or 200 hours from time the engine is first started *
Warranty is not transferable.

* Unless otherwise negotiated, Warranty expires after 3 years even if the engine has not been run.

Specifications subject to change without notice.


For pdf files Acrobat Reader is required which is a free download from www.Adobe.com
pdf files will open in a seperate window and can be saved - once done close the window to return here.

dims R2800 - Side View: Shows dimensions, CG and Bolt on Accessories

Oil Schematic in full Oil schematic - note the Auxilliary Oil Pump is an Optional Extra.

Engine Mounts (available as drawings or manufactured by Rotec):

R2800 Mount Structure - see how it goes together All the mount parts - example(s) to follow and more to come.

Fisher Celebrity: Front View Front View Side View Side View Side View With Engine Side View with R2800 in place

Prop hub detailed Diagram Prop drive dowl Prop Drive shaft


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More to come... rotecradial



For pdf files Acrobat Reader is required which is a free download from www.Adobe.com
pdf files will open in a seperate window and can be saved - once done close the window to return here.

Oil advisory. Oil Advisory - It is vital to use the correct type of oil.

pickling the engine Corrosion protection. What needs to be done to prevent corrosion of an engine during prolonged storage. .


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More to come...



Turn up your volume and enjoy these You Tube Videos ...

Mark Colletti's Scamp Doing its Thing Fun run around!

Rotec's Flybaby Does a Cicuit Rotec's Flybaby in the air

Murphy Rebel Starts Up Rotec's Flybaby in the air

Rebel Low Pass Rotec's Flybaby in the air

Simon Mears Modified Fisher Super Kaola Takes off

Simon Mears Modified Fisher Super Kaola Lands

Little Looper 1st Engine Start (camera guy nearly drops the camera as R2800 fires up)

Max Poggi and his R2800 powered Renegade Spirit do "Where Eagles Dare"

Tim Gallagher's Pober Jr Ace 1st Flight Video YOU TUBE 1st Flight!

Petr Svoboda's 85% Sopwith 1 & 1/2 Strutter Takes Off

R2800 on JRL Motorcycle (Workshop)

R2800 on JRL Motorcycle takes off for a spin

Cold-Starting The Radial Engine Motorcycle JRL Cycles Prototype

JRL cycles at sturgis dragstrip radial engine powered motorcycle

Radial Engine Motorcycle JRL Cycles Torque Demonstration

Radial Engine Motorcycle JRL Cycles 2800cc Prototype

Awesome Left-Side View Radial Engine Motorcycle JRL Cycles

Jlr Cycles Rotec radial engine (airplaine star engine)

JRL cycles loading radial engine motorcycle at sturgis drags

JRL cycles at the sturgis dragstrip

Joe Meyeres Kitfox 4 Does a Touch 'n Go Touch 'n Go Flight Video..19thDec .. at dusk

Keith Littlely Australian Light Wing Flight Little Wing does its thing!

Bill Prokes (Kitfox IV) Fisrt Start of R2800

Airdrome Aeroplanes Sopwith Pup and R2800 Start-Up

Pober Jr Ace Does the Lot in this COOL Video WOW!

Pascal Kremer's Airdrome Aeroplanes Bleriot XI Takes to the skies Video1 Video 2

JRL R2800 powered choppers! Are we seeing double? 2 JRL R2800 Powered Choppers doing their thing.

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More to come...

Rotec as the manufacturer reserves the right to make changes to the engine without notice or notification.