TOHATSU 40 Service Manual page 184

Spark Plug (with resistor)
40: NGK BR7HS-10 or Champion RL-82C
50, 60, 70, 80, 90, 115, 120, 140: NGK BR8HS-10 or Champion RL-78C
Spark Plug (without resistor)
40: NGK B7HS-10 or Champion L-82C
50, 60, 70, 80, 90, 115, 120, 140: NGK B8HS-10 or Champion L-78C
Spark Plug Gap
in [mm]
0.035 - 0.039 [0.9 - 1.0]
Battery
12 V, 500 CCA with 105 minutes [70 AH] reserve capacity
Engine Fuse
20 A
Alternator
40, 50, 60, 70, 80, 90: 12 V 130 W
115, 120, 140: 12 V 330 W
Charging Performance
At 1500 RPM 40, 50, 60, 70, 80, 90 : 3 A
115, 120, 140 : 12 A
At 5500 RPM 40, 50, 60, 70, 80, 90 : 9 - 11 A
115, 120, 140 : 24.5 - 27.5 A
Number of Tachometer-to-Alternator Coil Impulses
40, 50, 60, 70, 80, 90 : 6
115, 120, 140 : 12
3-/ 4-Cylinder
ELECTRICAL SYSTEM
7-5