Product Manual

Page 4 of 35
Technical Specifications
Property
Specification
Model
DH420
Displacement
420cc
Bore
3.54 inches
Stroke
2.60 inches
Oil Capacity
0.29 gal.(1.1L)
Net Weight
68.89 lbs.
Important Safety Information
SAFETY REFERENCES
The safety alert symbol is used to identify safety information about hazards that can result in
personal injury. A signal word (DANGER, WARNING, or CAUTION) is used with the alert symbol to
indicate the likelihood and the potential severity of injury. In addition, a hazard symbol maybe used to
represent the type of hazard.
DANGER: indicates a hazard which, if not avoided, will result in death or serious injury.
WARNING: indicates a hazard which, if not avoided, could result in death or serious injury.
CAUTION: indicates a hazard which, if not avoided, might result in minor or moderate injury.
CAUTION: when used without the alert symbol, indicates a situation that could result in
damage to the engine.
This manual contains safety information to make you aware of the hazards and risks
associated with engines, and how to avoid them. Because we do not necessarily
know what equipment this engine will power, it is important that you read and
understand these instructions and the instructions for the equipment this engine
powers.
WARNING
We do not approve or authorize the use of these engines on 3-wheel All Terrain Vehicles (ATVs),
motor bikes, fun/recreational go-karts, aircraft products or vehicles intended for use in competitive
events. Use of these engines in such applications could result in property damage, serious injury
(including paralysis), or even death.
WARNING
The engine exhaust from this product contains chemicals known to the State of California to cause
cancer, birth defects, or other reproductive harm.