Subaru Robin Power Products Subaru EX27 - Manual (Page 13)

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Hemispherical Combustion Chamber
Enables a high compression ratio, providing more
power than competitive engines while reducing
fuel consumption.
Uniquely Positioned Intake and Exhaust Valves
Lower resistance to the air/fuel flow for added power
and fuel efficiency, as well as lower emissions.
Chain-Driven Overhead Cams (Dual Cams)
Allow the engine to breathe better and run quieter.
OHC technology, in combination with the hemispherical
combustion chamber, enhances starting ease and
eliminates kickback.
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Heavy-Duty Piston and Cast-Iron Cylinder
Enhance durability.
Steel Timing Chain
Reduces maintenance and noise levels. EA engines
operate a full 2 dBA quieter in exhaust tone than
competitors.
Hardened Steel Rocker Arms (2)
Increase durability and reduce maintenance requirements.
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Features & Benefits
EA175V | EA190V
4.5 -5.5 HP