Air Index; Specifications - Honda SHRX217HYA Owner's Manual

Air Index

An Air Index Information hang tag/label is applied to engines certified
to an emission durability time period in accordance with the
requirements of the California Air Resources Board.
The bar graph is intended to provide you, our customer, the ability to
compare the emissions performance of available engines. The lower
the Air Index, the less pollution.
The durability description is intended to provide you with information
relating the engine's emission durability period. The descriptive term
indicates the useful life period for the engine's emission control
system. See your EMISSION SYSTEM WARRANTY
additional information.
Descriptive Term
Moderate 50 hours (0 ~ 80 cc)
125 hours (greater than 80 cc)
Intermediate 125 hours (0 ~ 80 cc)
250 hours (greater than 80 cc)
Extended 300 hours (0 ~ 80 cc)
500 hours (greater than 80 cc)
1000 hours (225 cc and greater)

Specifications

Mower Features
HRS216K7PKAA Honda rotary push mower, 21-inch mower
deck, flywheel brake, side discharge,
Dimensions and Weights
Length
Width
Overall height
Dry mass
Cutting width
Cutting heights (6)
Engine Design and Performance
Model
Type
Displacement
Bore and stroke
Compression ratio
Ignition system
16
(page
Applicable to Emissions
Durability Period
Auto Choke System
59.5 in (1,512 mm)
22.9 in (582 mm)
39.9 in (1,013 mm)
62 lb (28 kg)
20.9 in (530 mm)
1-1/8 ~ 4 in (28 ~ 102 mm)
GCV160
4-stroke, overhead-cam,
single-cylinder, air-cooled
9.8 cu in (160 cc)
2.52 x 1.97 in (64.0 x 50.0 mm)
8.5:1
Transistorized magneto
Maintenance
Fuel
Blade Bolt
Torque
20) for
Engine Oil
Spark Plug
Maximum
Governed
Speed
Valve
clearance
(cold)
* Actual amount will vary due to residual oil in the engine. Always
use the dipstick to confirm the actual level
** Do not try to increase the engine speed above the maximum
governed speed; the blade could fracture and come apart.
Unleaded gasoline with a pump
octane rating of 86 or higher containing
no more than 10% ethanol by volume
Capacity: 0.25 US gal (0.93 L)
See "AVOIDING FUEL-RELATED
PROBLEMS" on page 17
36 ~ 43 ft-lb (49 ~ 59 N•m)
SAE 10W-30, API SJ or later
Capacity: 17.0 oz (0.50 L)
Refill amount: 12.0 ~ 13.5 oz
(0.35 ~ 0.40 L)*
Type: NGK - BPR5ES
Gap: 0.028 ~ 0.031 in (0.7 ~ 0.8 mm)
3,100 +0/-150 rpm **
Intake: 0.15 ± 0.04 mm
Exhaust: 0.20 ± 0.04 mm
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manual
Shop
manual
(page 5).