Yamaha MX250 - Electrical

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SPECIFICATIONS
MAINTENANCE SPECIFICATIONS
ELECTRICAL
Ignition system:
Ignition timing at 3600 r/min BTDC 20 ± 3
Primary coil resistance 0.8  ± 20 %
Secondary coil resistance 11.7 k ± 20 %
Spark plug cap resistance 3.75–6.25 k at 20 (68F)
TCI unit air gap 0.4–0.6 mm (0.0157–0.0236 in)
Minimum ignition spark gap 6.0 mm (0.24 in)