Racing Ignition Coil: Yamaha YN50 YN 50 (1998-2009) BMW Also if you're just looking

Also if you're just looking for a better spark

(USA Model)

Yamaha YFM 660 F Grizzly (2003-2005)

20N-82310-40 or 4BC-82310-00

This ignition coil is designed to replace the following OEM numbers: 4KJ-H2310-00

Racing Ignition Coil: Yamaha YN50 YN 50 (1998-2009) BMW Also if you're just lookingBrand new high performance racing ignition coil to fit: Yamaha YN 50 R Neo's (1998 2001). Yamaha YN 50 Neo's (2002 2009). This high performance ignition coil pack has been manufactured to upgrade the original coil 3KJ 82310 01 or 4KJ H2310 00 on a YN50 Neo's for the above years and models. If you're having spark issues with your YN50 then it's a no brainer to get a new coil on the bike. We also sell the standard coil if you're looking for a like for