.030-.040
NGK Plug DPR8EA9
on the motor lol
0.031 to 0.035"
No, you do not have to .....
part #: NGKDPR8EA-9
The correct spark plug for this motorcycle is: NGK D8EA
NGK BR9EG is the correct plug for a 2001 Yamaha YZ 125
Spark Plug fouling is pretty common.
The spark plug for a 2005 Yamaha 660 Grizzly is typically a NGK CR8E or equivalent. It's essential to ensure the correct gap is set according to the manufacturer's specifications for optimal performance. Always consult the owner's manual or a trusted mechanic for the most accurate information regarding replacement and maintenance.
NGK CR9E
B8es
The correct spark plug for this model is the NGK B-7ES.