Subaru EX27 User Manual
Full Line
ENGINES
The power of Innovation.
As one of the largest engine manufacturers in the world, Subaru produces more
than 1.2 million engines annually for every type of market. Collectively sharing
technologies from our Automotive, Aerospace and Eco Technologies divisions, our
engines power innovation in every industry we serve. With a five-year warranty and
a parts and service network numbering more than 5,000, our support after the sale
is second to none.
With more than 50 years of superior operation and unmatched quality, Subaru
engines have earned a worldwide reputation for exceptional performance and
unbeatable reliability. A hallmark of the Subaru line, our chain-driven overhead cam
technology sets the bar for the industry.
Subaru’s
Industry Leading Warranty
Subaru does more than lead the industry in technology and innovation.
We lead the way in customer service too. And our warranty policy is no
exception. We were the rst engine manufacturer to offer a ve-year
warranty on our EX and V-Twin engines - and the only to honor it. Enjoy a
guaranteed, hassle-free claim process, where all “ties” go to the customer.
We believe it’s about more than just superior engines – it’s investing in
superior service and peace of mind.
Reliability. Dependability. Serviceability. Count on it from Subaru.
EX Series
Overhead Cam
Advanced technology. Experienced craftsmanship. Subaru EX engines lead the industry.
Featuring nine models from 4.3 to 14 horsepower, the EX engines offer superior performance
and durability over same-class competitive models.
Factory Options
Charging Systems up to 200 Watts*
•
Electronic Low Oil Shut-Off System
•
Key, Tapered or Threaded Shafts
•
Manual and Cable Remote Throttle Control
•
Rotating Screen
Provides superior
protection from
unwanted debris.
*for 6 hp and above ** select models only
Solenoid-Actuated Idle Control**
•
Manual** or Remote Control Choke
•
Multiple Air Cleaner Options
•
Electric Start*
For quick, convenient
and easy starting.
Low-Profile Air Cleaner
Accommodates a
compact design for
generator applications.
Cyclone Pre-Cleaner
Ensures engine
protection even in high
dust environments.
Subaru engine models available in EPA Phase 3, CARB Tier 3, EU Stage II emission compliant and Canadian ICES regulation compliant congurations.
4.3-14.0 HP
EX13 | EX17 | EX21 | EX27 | EX30 | EX35 | EX40
2
1
4
3
Features & Benefits
1
Chain-Driven Overhead Cam
Enables the engine to breathe better and run quieter.
OHC technology, in combination with the hemispherical
combustion chamber, elevates starting ease and
eliminates kickback. Required pulling force is reduced
by 30 to 40 percent with an automatic decompression
system. Engines start instantly – even at temperatures
as cold as -10ºC – without any perceptible kickback.
5
Dual Ball-Bearing Crankshaft Support
3
Ensures maximum stability and durability in the most
demanding conditions.
Hemispherical Combustion Chamber
4
Provides optimum intake and exhaust valve placement
allowing up to 9:1 compression ratio for superior
performance and efficiency.
Optimized Capacity Rigid Muffler
2
Combined with 33 percent fewer moving parts, ensures
noise levels a full 2 dbA below competitive models.
Case-Hardened Steel Timing Chain
5
Allows for precision timing and maximum durability.
EH Series
Overhead Valve V-Twin
Only one word is needed to describe the Subaru V-Twin line: Workhorse. Five models with
horsepower from 20.5 to 28 deliver high power and performance in a small package. With Subaru
technology, rest assured these engines offer maximum durability, easy starts and long life.
Factory Options
Control Box with Electronic Tachometer
Multiple Muffler Kits
•
Key Switch with Electronic
•
Tachometer/Hour Meter
15 or 30 Amp Charging Systems
•
LP/NG Fuel System (EH72)
•
Full-Pressure Lubrication System with Spin -On Oil Filter
Subaru engine models available in EPA Phase 3, CARB Tier 3, EU Stage II emission compliant and Canadian ICES regulation compliant congurations.
Manual & Remote Cable
•
Throttle & Choke Controls
Oil Drain Extensions
•
Rotating Flywheel Screen
•
Provides superior
lubrication and long
engine life.
Hydraulic Pump Mount
Oil Cooler (EH72)
•
Flywheel Stub Shaft
•
Electronic Fuel System (EH72)
•
Allows close coupling
of hydraulic pumps.
Canister Air Cleaner
Offers a quick and
accurate read of
power, speed and
service intervals.
Ensures engine
protection even in high
dust environments.
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