27
Specifications
Features
Dimensions
* Excludes cutting head
Engine
Frame
Maintenance
Tune-up
HHT25SLTAT
HHT35SLTAT
HHT35SUKAT
Loop handle
•
•
U-type
handlebar
•
Kwik Loader
head
optional
optional
•
Manual feed
head
optional
optional
optional
Semi-matic
feed head
•
•
optional
Saw blade
optional
1
optional
1
•
1
Requires optional Barrier Kit
Handle
Installed
HHT25S
HHT35S
Length
Loop
73.4 in (1865 mm)
73.8 in (1875 mm)
U-type
n/a
75.0 in (1905 mm)
Width
Loop
12.8 in (325 mm)
12.8 in (325 mm)
U-type
n/a
23.6 in (600 mm)
Height
Loop
9.6 in (245 mm)
10.2 in (260 mm)
U-type
n/a
15.9 in (405 mm)
Dry
weight*
Loop
13.0 lb (5.6 kg)
14.8 lb (6.7 kg)
U-type
n/a
15.4 lb (7.0 kg)
Model
GX25
GX35
Engine type
4-stroke, overhead-cam, single-cylinder
Displacement
1.5 cu in (25.0 cc)
2.2 cu in (35.8 cc)
Bore & stroke
1.4 x 1.0 in
(35 x 26 mm)
1.5 x 1.2 in
(39 x 30 mm)
Ignition system
Transistorized magneto
Starting system
Recoil
Fuel
Unleaded gasoline (86 octane or higher)
Fuel tank capacity
0.14 gal
(17.9 fl oz, 0.53 L)
0.17 gal
(21.3 fl oz, 0.63 L)
Oil capacity
2.7 fl oz (80 cc)
3.4 fl oz (100 cc)
Carburetor type
Diaphragm type (overflow return)
with fuel pump
Air cleaner
Single element, semi-dry
Idle speed
3,100 ± 200 rpm
Noise
94.8 dBA @ 8000 rpm
Model
GX25
GX35
Ignition switch
Slide type
Throttle control
Two-motion trigger style
Frame
pipe
OD
1.0 in (25.4 mm)
Thickness
0.059 in (1.5 mm)
Drive
type
Material
Flexible steel cable
OD
0.25 in (6.3 mm)
Engagement
0.20 in (5 mm)
square drive both ends
Drive
bushing
Material
Nylon
Length
57.5 in (1460 mm)
Gear
case
Ratio
1.24: 1 (input: output shaft)
Type
Ball bearings, helical cut gears,
no shims required
Clutch
Size
2.18 in (55.2 mm)
3.09 in (78.4 mm)
Engagement
4,200 ± 200 rpm
Drive
Square female
Type
Centrifugal
Item
Description
Page
Fuel
Unleaded gasoline with a
pump octane rating of 86
or higher
See
Engine oil
SAE 10W-30
API SJ or later
See
Spark plug type
NGK– CMR5H
See
Standard idle
speed
2,900 ~ 3,300 rpm
Shop manual
Item
Description
Page
Spark plug gap
0.024 ~ 0.028 in
(0.60 ~ 0.70 mm)
See
Valve clearance
(cold)
Intake:
0.0024 ~ 0.0039 in
(0.060 ~ 0.100 mm)
Exhaust:
0.0035 ~ 0.0051 in
(0.090 ~ 0.130 mm)
See your
authorized
Honda
servicing
dealer
Other
specifications
No other adjustments needed