TOHATSU NB-1000 Service Manual page 197

Spark Plug
With Resistor 2.5 / 3.5:
With Resistor 5 / 8 / 9.8:
With Resistor 9.9 / 15 / 18 / 25 / 30 / 40:
Spark Plug Gap
in[mm]
2.5 / 3.5 / 5, 8, 9.8, 9.9, 15, 18, 25, 30, 40C:
Battery
2.5, 3.5 .............................................. None
5 ........................................................ None (Optional 12V 30 - 35 AH Recommended)
8, 9.8, 9.9, 15, 18, 25, 30 .................. None (Optional 12V 40 AH Recommended)
40 ...................................................... None (Optional 12V 70 AH Recommended)
Engine Fuse
2.5, 3.5 .............................................. None
5 ........................................................ None (with Optional Battery Charger - 10A)
8, 9.8, 9.9, 15, 18, 25, 30, 40 ............ None (with Optional Battery Charger - 15A)
Alternator
2.5, 3.5 .............................................. None
5 ........................................................ None (Optional - 12V - 60W)
8, 9.8 ................................................. None (Optional - 12V - 80W)
9.9, 15, 18, 25, 30, 40 ....................... 12V 80W
Charging Performance (at 1500 RPM)
N/A
Charging Performance (at 5500 RPM)
5 (Optional)........................................ 4A
8, 9.8 ,9.9, 15, 18 ,25 ,30 ,40 ............ 5A
Number of Tachometer to Alternator Coil Impulses
2.5, 3.5 .............................................. N/A
5 ........................................................ 2
8, 9.8, 9.9, 15, 18, 25, 30, 40 ............ 4
1-/ 2-Cylinder
NGK BPR6HS-10 or Champion RL87YC10
NGK BPR7HS-10 or Champion RL82YC10
NGK BR7HS-10 or Champion RL82C10
0.035 - 0.039 [0.9 - 1.0]
ELECTRICAL SYSTEM
7-5