JPX 4T90

 

4TX90 Front

 

4TX90 Behind

 

 

Bore

   95 mm (3,74 3")

Stroke

   88 mm (3,23 ")

Total displacement

   2325 cc

Total widht

   755 mm (29,72 ")

Total lenght

   680 mm (26,77 ")

Total weight with equipments

   74 kg (163 lbs)

Specific fuel cons.

   190 to 220 g/HP/hour depending on RPM

 

 

(Full throttle, 103 mb, 15°C)- Take off : 90 HP at 3000 RPM
- Max torque : 22 M/kg at 2900 RPM
- Max continuous power : 82 HP at 2900 RPM

 

 

- Propeller drive ratio : 1:1
- Propeller drive rotation : clockwise (viewed front)
- Propeller hub dia : 125 mm (5")
- Propeller drive : 6 dowels dia : 12mm x M8 x 125

 

 

- Electric starter 12 V 1200 W

- Carburator OVC366A with : mixture control,

- Alternator 12 V - 20 A

  acceleration pump

- Electronic ignition

- Ignition harness : Standard NGK

- Spark plugs : Standard non shielded

- Fuel pump : engine driven on side of engine

- Oil cooler : separate, aluminium construction

- Tachometer drive : electronic on alternator

- Rear engine plate, equiped with rubber bushings

 

 

 

 

Test Bench Results 4TX90 Engine