Spark Plug - Honda 2004 CRF150F Owner's Manual

Refer to Saf ety Precautions
Spark Plug Recommendation
The recommended standard spark plug is
satisfactory for most riding conditions.
However, if you plan to ride for extended
periods at high speeds or near maximum power
(high engine rpm) in hot climates, or plan
extended riding in cold climates, a different
plug may be recommended.
Standard
For cold climate
(below 5°C, 41°F)
on page 43 .
DPR8EA-9 (NGK) or
X24EPR-U9 (DENSO)
DPR7EA-9 (NGK) or
X22EPR-U9 (DENSO)
Use only the recommended type of spark plugs
in the recommended heat range.
Using spark plugs with an improper heat range
can cause engine damage.
RIGHT SIDE
(2)
(1)
(1) spark plug wrench
(2) handle
(3) center electrode
1. Clean any dirt from around the spark plug
base.

Spark Plug

(4)
(5)
(3)
(4) side electrode
(5) spark plug gap
(cont'd)
Servicing Your Honda
77