This OULI gasket fixes common issues such as original gasket aging, hardening, crankcase oil leakage and external muddy dust intrusion on Yamaha YFM 250 Big Bear. It forms a tight sealing barrier to retain engine oil steadily and isolate moisture, dirt and debris outside the engine chamber. Effectively prevents internal component corrosion and abnormal wear, maintaining stable engine idle and consistent power performance. Manufactured strictly by OEM standard size, it can be easily installed during routine maintenance and side cover disassembly. Suitable for farm work, mountain trails and daily outdoor riding, it maintains long-term leak-proof stability, lowers maintenance frequency and protects engine overall service life.Aftermarket replacement part for:
2009 Yamaha YFM 250 Big Bear
2008 Yamaha YFM 250 Big Bear
2007 Yamaha YFM 250 Big Bear
2006 Yamaha YFM 250 Bruin
2005 Yamaha YFM 250 Bruin
2004 Yamaha YFM 250 Bear Tracker
2003 Yamaha YFM 250 Bear Tracker
2002 Yamaha YFM 250 Bear Tracker
2001 Yamaha YFM 250 Bear Tracker
2000 Yamaha YFB 250 Timberwolf
2000 Yamaha YFM 250 Bear Tracker
2000 Yamaha YFM 250 Bear Tracker California
1999 Yamaha YFB 250 Timberwolf
1999 Yamaha YFM 250 Bear Tracker
1999 Yamaha YFM 250 Bear Tracker California
1998 Yamaha YFB 250 Timberwolf
1997 Yamaha YFB 250 Timberwolf
1996 Yamaha YFB 250 Timberwolf
1995 Yamaha YFB 250 Timberwolf
1994 Yamaha YFB 250 Timberwolf
1993 Yamaha YFB 250 Timberwolf
1992 Yamaha YFB 250 Timberwolf
1989 Yamaha YFM 200 Moto-4
1988 Yamaha YFM 200 Moto-4
1987 Yamaha YFM 200 Moto-4
1986 Yamaha YFM 200 Moto-4
1986 Yamaha YTM 225 Tri-Moto
1985 Yamaha YFM 200 Moto-4
1985 Yamaha YTM 225 Tri-Moto
1985 Yamaha YTM 200 Tri-Moto
1984 Yamaha YTM 225 Tri-Moto
1984 Yamaha YTM 200 Tri-Moto
1983 Yamaha YTM 225 Tri-Moto
1983 Yamaha YTM 200 Tri-Moto