Honda GCV170 Engine - Specifications

The heart of the Honda HRN Series is the all-new easy starting four-stroke Honda GCV170 engine, delivering nine percent more power and 18 percent more torque than the Honda GCV160 engine in the outgoing Honda HRR Series of lawn mowers. More power and torque relate directly to the ability of the machine to tackle tough mowing conditions while still producing the clean, even cut prized by people who are passionate about their lawns. More torque means more force is being delivered to the blades, which results in easier and faster cutting – especially in heavy, thick grass where stalling can occur. The power and torque of the new Honda GCV170 engine provide more stable RPMs for greater consistency in cutting, mulching and bagging. Increased displacement in the new GCV170 engine also contributes to more power and torque as compared to the GCV160 engine in the HRR Series. 

Engine Model

GCV170

Engine Type

Air-cooled 4-stroke single cylinder gasoline engine (OHV)

Bore x Stroke (mm)

66 x 59

Total Displacement (cm3)

167

Maximum Power Output* (kW[PS]/rpm)

4.2 [5.7] / 3,600

Maximum Torque (N▪m[kgf▪m]/rpm)

12.7[1.30] / 2,500

Rated Output (kW[PS]/rpm)

2.8[3.8] / 3,000

Compression Ratio

8.0:1

Carburetor

Horizontal type butterfly valve

Ignition System

Transistorized magneto

Starting System

Recoil

Speed Control System

Mechanical

Choke Types

Manual and Automatic

Lubrication System

Forced spray

Spark Plug

NGK : BPR5ES

Governor System

Centrifugal flyweight type

Air Cleaner

Dry (paper filter)

Length x Width x Height** (inches)

16.34 x 12.99 x 14.13

Engine Oil Reserve Capacity (L)

0.4

Fuel Tank Capacity (L)

0.9

Fuel

Automotive grade unleaded gasoline

Fuel Consumption (L/hour) at continuous rated output at 3,600 rpm

1.4

Dry Weight (lbs.)

22.3

*The SAE J1349 standard measures net horsepower with the manufacturer’s production muffler and air cleaner in place. Net horsepower more closely correlates with the power the operator will experience when using a Honda engine powered product. The power rating of the engines indicated in this document measures the net power output at 3600 rpm (7000 rpm for model GXH50, GXV50, GX25 and GX35) and net torque at 2500 rpm, as tested on a production engine. Mass production engines may vary from this value. Actual power output for the engine installed in the final machine will vary depending on numerous factors, including the operation speed of the engine in application, environmental conditions, maintenance and other variables.

**Total height varies depending on model type; the height indicated here is based on the N3 type crankshaft.

 

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