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   Top / Service /   Honda Service Specifications, GX240, GX340

GX240

Product Application
 Standard Spark Plug
 Spark Plug Gap
 Float Level
 Main Jet
 Engine Speed
 Engine Oil Capacity
 Transmission Oil Capacity
 Compression
 Valve Clearance

General Purpose

NGK
BP6ES, BPR6ES

0.7-0.8 mm
0.028-0.031 in.

11.9-14.5 mm.

Standard: #88
Cyclone: #92		 Idle 1400 ±150 rpm.
Max. 3900 ±100 rpm. 		 1.2 qt.  1:2 Reduction 0.3 qt. Decompressor disengaged: 114-170 psi  Intake: 0.15 ±.02 mm (.006 ±.0001 in) 

Exhaust: 0.20 ±.02 mm (.008 ±.0001 in)

EB3500X

NGK
BPR5ES

11.9-14.5 mm.

#85 Auto Throttle 2200 ±200 rpm.
No Load: 3750  ±100 rpm. 		 1.2 qt.  -

EG3500X

NGK
BPR5ES

0.7-0.8 mm
0.028-0.031 in.

11.9-14.5 mm.

#88 No Load: 3750  ±100 rpm.  1.2 qt.  - Decompressor disengaged: 114-170 psi 

EM3500X

NGK
BPR5ES

11.9-14.5 mm.

#85 No Load: 3750  ±100 rpm. 1.2 qt.  -

EM3500SX

NGK
BPR5ES

11.9-14.5 mm.

#88 Auto Throttle 2200 ±200 rpm.
Max. 3750 ±100 rpm. 		 1.2 qt.  - Decompressor disengaged: 114-170 psi  Intake: 0.15 ±.02 mm (.006 ±.0001 in) 

Exhaust: 0.20 ±.02 mm (.008 ±.0001 in)

EW140

NGK
BPR5ES

0.7-0.8 mm
0.028-0.031 in.

11.9-14.5 mm.

#85 Auto Throttle 2200 ±200 rpm.
Max. 3750 +0 -100 rpm. 		 1.2 qt.  - Decompressor disengaged: 114-170 psi 

EX3300S

NGK
BPR5ES

11.9-14.5 mm.

#88 Auto Throttle 2200 ±200 rpm.
Max. 3750 ±100 rpm. 		 1.2 qt.  - Intake: 0.15 ±.02 mm (.006 ±.0001 in) 

Exhaust: 0.20 ±.02 mm (.008 ±.0001 in)

HS80, K1

NGK
BP5ES, BPR5ES

0.7-0.8 mm
0.028-0.031 in.

11.9-14.5 mm.

#88 Slow 2100 ±150 rpm.
Max. 3800 ±150 rpm. 		 1.2 qt.  0.15 qt. Decompressor disengaged: 114-170 psi 

WT30X

NGK
BP6ES, BPR6ES

11.9-14.5 mm.

#88 Idle 1400 ±150 rpm.
Max. 4000 ±100 rpm. 		 1.2 qt.  -

 

GX340

Product Application
 Standard Spark Plug
 Spark Plug Gap
 Float Level
 Main Jet
 Engine Speed
 Engine Oil Capacity
 Transmission Oil Capacity
 Compression
 Valve Clearance

General Purpose

NGK
BP6ES-11, BPR6ES-11

1.0-1.1 mm
0.039-0.043 in.

11.9-14.5 mm.

Standard: #98
Cyclone: #105		 Idle 1400 ±150 rpm.
Max. 3900 ±100 rpm. 		 1.2 qt.  1:2 Reduction 0.3 qt. Decompressor disengaged: 114-170 psi  Intake: 0.15 ±.02 mm (.006 ±.0001 in) 

Exhaust: 0.20 ±.02 mm (.008 ±.0001 in)

EB5000X

NGK
BPR5ES-11

11.9-14.5 mm.

#98 Auto Throttle 2200 ±200 rpm.
No Load 3750 ±100 rpm. 		 1.2 qt.  - Decompressor disengaged: 114-170 psi 

EG5000X

1.0-1.1 mm
0.039-0.043 in.

11.9-14.5 mm.
#95 No Load 3750 ±100 rpm.  1.2 qt.  - Decompressor disengaged: 114-170 psi 

EM5000X

NGK
BPR5ES-11

11.9-14.5 mm.
#98 No Load 3750 ±100 rpm.  1.2 qt.  -

EM5000SX

NGK
BPR5ES-11

1.0-1.1 mm
0.039-0.043 in.

11.9-14.5 mm.
#98 Auto Throttle 2200 ±200 rpm.
No Load 3750 ±100 rpm. 		 1.2 qt.  - Decompressor disengaged: 114-170 psi  Intake: 0.15 ±.02 mm (.006 ±.0001 in) 

Exhaust: 0.20 ±.02 mm (.008 ±.0001 in) 

EX171, EX171S

NGK
BPR5ES-11

1.0-1.1 mm
0.039-0.043 in.

11.9-14.5 mm.
#98 Auto Throttle 2200 ±200 rpm. 
EM5000SX No Load 3950 ±100 rpm. 		 1.2 qt.  - Decompressor disengaged: 114-170 psi 

EX4500S

NGK
BPR5ES-11

1.0-1.1 mm
0.039-0.043 in.
11.9-14.5 mm.
#98 Auto Throttle 2200 ±200 rpm.
No Load 3750 ±100 rpm. 		 1.2 qt.  - Decompressor disengaged: 114-170 psi  Intake: 0.15 ±.02 mm (.006 ±.0001 in) 

Exhaust: 0.20 ±.02 mm (.008 ±.0001 in) 

RT5000

NGK
BP6ES-11, BPR6ES-11

1.0-1.1 mm
0.039-0.043 in.

11.9-14.5 mm.
#98 Slow 1700
Max. 3800		 1.2 qt.  4.0 qt.

WT40X

11.9-14.5 mm.
#98 Idle 1400 ±150 rpm.
Max. 4000 ±100 rpm. (no load)		 1.2 qt.  -

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