PIAGGIO MP3 LT 400 i.e. Instruction Manual page 63

WARNING
SPARK PLUG MUST BE REMOVED WHEN THE ENGINE IS COLD. REPLACE
THE SPARK PLUG AS INDICATED IN THE SCHEDULED MAINTENANCE TABLE.
THE USE OF ELECTRONIC CENTRAL UNITS AND OF NON-COMPLIANT ELEC-
TRONIC IGNITIONS OR SPARK PLUGS OTHER THAN THOSE PRESCRIBED
MAY SERIOUSLY DAMAGE THE ENGINE.
N.B.
03_10
USING SPARK PLUGS OTHER THAN THE INDICATED TYPE OR SHIELDLESS
SPARK PLUG CAPS CAN CAUSE ELECTRICAL SYSTEM FAILURES.
Characteristic
Spark plug
CHAMPION RG 6 YC
Alternative spark plug
NGK CR7EKB
Electric characteristic
Electrode gap
0.7 ÷ 0.8 mm
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