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Robin Subaru EX40 Engine

The EX40 Robin Subaru, with 10.3kW 14hp pure power leading the industry in technology with this Overhead Cam horizontal Industrial Engine
Features & Benefits:
Chain-Driven Overhead Cam  
Chain-driven Overhead Cam design offers superior power and performance with an automatic decompression system to reduce the required pulling force by 30 to 40 percent, and ensure starting on the first pull. EX engines start instantly – even at temperatures as cold as -10 degrees C – without any perceptible kickback.


Dual Ball Bearing Crankshaft Support  
Dual ball bearing crankshaft support offers maximum stability under demanding loads.


Heavy-Duty Piston Rings and a Cast-Iron Cylinder Liner  
Heavy-duty piston rings coupled with a cast-iron cylinder liner resist wear and ensure a long engine life.


Optimized-Capacity Rigid Muffler  
Optimized-capacity rigid muffler and 33 percent fewer moving valve train parts than OHV designs, reduce mechanical noise levels a full 2 decibels below competitive models.


Pent-Roof Combustion Chamber  
Pent-roof combustion chamber enables optimum intake and exhaust valve placement for maximum engine performance and efficiency.


Case-Hardened Steel Timing Chain  
Case-hardened steel timing chain allows for precision timing and maximum durability.


Metal Gas Tank & Tier III Gas Cap & Strainer  


Three-Year Limited Warranty  

Subaru provides a three-year limited warranty.

Class Air-cooled, 4-cycle, single-cylinder Overhead Cam gasoline engine
Shaft Horizontal
Cylinders 1
Displacement 404
Cycles 4
Fuel Gasoline
Max HP/RPM (Gross HP) (14.0)/3600
Max KW/RPM 10.3 /3600
Max Torque ftlbs/RPM 19.91/2400
Bore x Stroke mm 89 x 65
Compression Ratio 8.3/1
Starter Recoil
Dry Weight lbs 72.75
Dry Weight kg 33
Length inches (mm) 15.31 (389)
Width inches (mm) 17.72 (450)
Height inches (mm) 17.44 (443)
Fuel Capicity US Gallons (ltrs) 1.85 (7.0)
Lube Type Engine Oil SAE10W-30, 20W, 30W
Oil Capicity Fl oz (ltrs) 32 (1.2)
Air Cleaner Dual Element Two Stage
Muffler (type) Rigid Super Quiet
Ignition System Electronic
Lube System Mechanical Splashing System
Oil Sensor Electronic Low Oil Sensor
Emission Rating Tier III EPA & CARB
Color Black Standarad
Governor System Centrifugal Flyweight Type
Fuel System Carburetor Float Type