It is located behind the front right panel.
The spark plug gap on a 2000 Kodiak 400 is .024
it could be a bad spark plug wire or the plug could be gapped to much
According to the Yamaha Parts Catalog online you need Yamaha Part # 94701-00333-00, SPARK PLUG NGK Standard DR8EA #7162 Gap .024 See Links. Hope This Helps.
.6mm or 23/1000's
check the manual silly, its not that hard to find!
The correct spark plug for this motorcycle is: NGK D8EA
To change the spark plug on a 2004 Suzuki Eiger 400, first, ensure the engine is cool and disconnect the negative battery cable. Remove the spark plug cap and use a spark plug socket to unscrew the old spark plug. Before installing the new spark plug, check the gap and adjust it if necessary. Finally, screw in the new spark plug, reconnect the spark plug cap, and reattach the battery cable.
To remove the spark plug on a Polaris Sportsman 400, first ensure the engine is cool and the ignition is off. Locate the spark plug, which is typically found on the side of the engine, and disconnect the spark plug wire. Use a spark plug socket and ratchet to unscrew the spark plug by turning it counterclockwise. Once removed, inspect or replace as needed, and then reassemble by reversing the steps.
The spark plug gap for a Yamaha Big Bear 400 should be set at .024 inches. A new spark plug may be purchased at an auto parts store with the gap preset.
.028
.028
.045