Description

Brand New Genuine Robin Air Cooled Gasoline OHC Slant Single Cylinder Engine (Formerly Known as Subaru)

Genuine Robin Model EX400DSF520 (EX40)

Commercial Grade

Crankshaft: 1″ x 2.84 Long (Measured from Mounting Face) SAE with 1/4 Keyway 3/8-24 UNF Tapped

Air Cooled

4-Cycle

OHC

Slant Single Cylinder

Horizontal PTO Shaft

Low Oil Sensor

Spark Arrester

50 State CARB/EPA Compliant

Bore & Stroke: 3.50 x 2.56 in. (89 x 65 mm)

Piston Displacement: 24.65 cu in. (404 ml)

Compression Ratio: 8.3

Direction of Rotation: Counterclockwise as Viewed From the PTO Shaft Side

Valve Arrangement: Overhead Cam System

Cooling System: Forced Air Cooling

Lubrication System: Splash Lubrication

Lubricant: Automobile Engine Oil: Grade SE or Higher (SG. SH or SJ is recommended) SAE 10W-30- Under Ordinary Atmospheric Temperatures SAE 5W-30- In Cold Areas

Capacity of Oil: 40.5 oz. (1.2 L)

Carburetor: Horizontal Draft, Float Type

Fuel: Automotive Unleaded Gasoline

Fuel Supply System: Gravity Type

Fuel Tank Capacity: 7.0 L

Ignition System: Transistorized Magneto

Starting System: Electric Start

Governor System: Centrifugal Flyweight System

Dry Weight: 72.75 Lbs (33 Kg)

Dimensions: 15.31×17.72×17.60 in. (389x450x447 mm)

Maximum Output: kW(HP)/RPM Net- 8.8(12.0)/3600 Gross- 10.3(14.0/3600

Maximum Torque: N m/RPM 27/2400- kgf m/RPM 2.7/2400 -ft lb/RPM 19.91/2400

Engine Oil Change Intervals: First Time- After 20 Hours Use, Thereafter Every 100 Hours of Use (Inspect Oil Before Each Use, Add Engine Oil Up to Designated Maximum Level When Needed)