3003 100 -110 hp - (Replaced Hirth Aviation Engine F-30S - Jan. 2010)

The 3003 is the high performance version of the 3002 80hp sport aviation engine. Basically a 3003 is the 3002 80hp engine equiped with high performance cylinders. With nearly l hp to every pound the 3003 has one of the highest power to weight ratios available. Factory recommended TBO is rated at 1000 Hrs. @ 75% power.

The 3003 incorporates Al-Nikasil coated cylinders for superior performance and reliability. Al-Nikasil in simple terms is a nickel based material, applied in a paste form, when super heated it becomes part of the cylinder itself. Al-Nikasil provides for a super low coefficient of friction, reducing engine heat and wear. The pistons and cylinders expand at the same rate thus providing for a seizure resistant engine. 3003 crankshaft is 4130 chromemolly steel. Heads, cylinders, rings, block casting, connecting rods and associated components are all of the highest grade alloys available

3003 shown with fan cooling, optional fuel injection and G-40 gearbox. Fan Cooled & Electric Start $9,142.00 Fan Cooled , Electric Start & G40 Gear Box $10,479.00 Fuel Injection Option $1,898.00

Flagship of the Hirth product line. Model: 3003 Engine Type: 2 cycle, four cylinder Bore: 72mm Stroke: 64mm Displacement: 1042cc Compression: 9.5:1 3003 Fuel Injected: 3003 Carburated: 110Hp@6200rpm 105HpW/fan cooling 100Hp@6200rpm 95Hp W/fan cooling ES Torque: 89ft/lbs @ 5700rpm Ignition: Dual CDI (Capacitive digital Ign.) Carburation: Dual integral pumper-3003. Electronic fuel injection-3003 Fuel Pump: Optional auxiliary external pneumatic /Electric on fuel injected ES Lubrication: Fuel mixed with oil @ 50:1 Rotation: Counter clockwise, viewed from output end Starter: Alternator: 12 volt electric, recoil optional 250 watt/20 amp alternator standard Cooling: Free air, optional twin fan cooling Weight: 105 lbs, including starter and complete exhaust, 129lbs with gearbox, full exhaust, and electric start. Fan cooling adds 8.5 lbs. Reduction Units: G-40 gearbox available in 2.03:l, 2.25:l, 2.64:l, 2.96:l and 3.33:1 ratios.(centrifugal clutch optional) Drive Coupling: Elastomeric dampener or centrifugal clutch

Engine Print

Customer Photo Gallery

3003 fuel injected installed in Air Command tandem Gyro	Air Command gyro flying	3003 2 carb installed in Air Command tandem Gyro
3003 installed in Kitfox	3003 installed in Kolb Mark III	Twin 3003's installed in Pam group flying platform
Pam Group flying platform in the air	3003 installed in Single place Air Command Gyro Picture #1 Front View	3003 installed in Pittbull Gyro Picture #1 Side View
Twin 3003's installed in Perch coaxial helicopter	Twin 3003's installed in Air Mobile hovercraft	3003 installed in Titan Tonado
3003 installed in Paraski PPC Picture #1 Close up	3003 installed in Sno Bird tandem Gyro	3003 Free air cooled engine in Honey Bee Biplane
3003 installed in Rans S-12	3003 installed in Soma Aviation Gyro trainer	3003 installed in a Rivercraft rescue air boat
3003 installed Bandit Gyro Picture #1 Close Up	3003 installed in Dominator Gyro trainer