Engine - Honda HA4120H48A Owner's Manual

SPECIFICATIONS
ENGINE
Model
HA41 18H38A HA41 20H48A
Engine GXV610
GXV620
Horsepowerfrpm
18 hp/3600 rpm 20 hp/3600 rpm
Maximum No-Load
Governed Speed
3,200 +150 rpm
Idle Speed
1400 +150
rpm
Ignition System Transistorized magneto
Valve Clearance (cold):
Intake 0.13 - 0.17 mm
Exhaust 0.18 - 0.22 mm
Spark Plugs ND-BPR5ES
NGK-WlGEPR-U
Spark Plug Gap
0.028 - 0.031 inch (0.7 - 0.8 mm)
Fuel
Minimum 86 pump octane, unleaded
Fuel Tank Capacity
2.5 gallons (9.5 2)
Engine Oil 1 OW-30 SJ
Engine Oil Capacity 2.2 quarts (2.1 1)
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