Product description
The Athena Big Bore Piston Kit For Yamaha YFZ350 1987-2006 Size B is part of the latest collection from Athena.
Features:
- 2-stroke cast piston for Athena big bore cylinder
- High resistance to mechanical thermal stresses
- Made with cutting edge CNC machining tools that ensures dimensional tolerances of less than 0.01 mm
- Has been tested on engine dynamometer benches under progressive stress load, and thereafter on track to validate it performance even in the most extreme conditions
- The rings adapt to the cylinder liner even at low tangential load
- Kit includes cast piston, wrist pin, circlips and piston rings
Specifications:
- Bore Size: 67.96 mm
- Compression Ratio Imperial: Stock
- Compression Ratio: Stock
- Displacement: 350 cc
- Engine Type: 2-Stroke
- Piston Head Shape: Domed
- Piston Material: 4032 Aluminum Alloy
- Product Name: Piston Kit
- Style: Cast
- Type: B
- Units: Kit
To fit:
- YAMAHA YFZ 350 LE 2003 Banshee Limited Edition All Models
- YAMAHA YFZ 350 LE 2004 Banshee Limited Edition All Models
- YAMAHA YFZ 350 MNH 1991 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1992 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1993 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1994 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1995 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1996 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1997 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 SE 2005 Banshee Limited Edition All Models
- YAMAHA YFZ 350 SE 2006 Banshee Limited Edition All Models
- YAMAHA YFZ 350 SP 2006 Banshee Limited Edition All Models
- YAMAHA YFZ 350 1987 Banshee All Models
- YAMAHA YFZ 350 1988 Banshee All Models
- YAMAHA YFZ 350 1989 Banshee All Models
- YAMAHA YFZ 350 1990 Banshee All Models
- YAMAHA YFZ 350 1991 Banshee All Models
- YAMAHA YFZ 350 1992 Banshee All Models
- YAMAHA YFZ 350 1993 Banshee All Models
- YAMAHA YFZ 350 1994 Banshee All Models
- YAMAHA YFZ 350 1995 Banshee All Models
- YAMAHA YFZ 350 1996 Banshee All Models
- YAMAHA YFZ 350 1997 Banshee All Models
- YAMAHA YFZ 350 1998 Banshee All Models
- YAMAHA YFZ 350 1999 Banshee All Models
- YAMAHA YFZ 350 2000 Banshee All Models
- YAMAHA YFZ 350 2001 Banshee All Models
- YAMAHA YFZ 350 2002 Banshee All Models
- YAMAHA YFZ 350 2003 Banshee All Models
- YAMAHA YFZ 350 2004 Banshee All Models
- YAMAHA YFZ 350 2005 Banshee All Models
- YAMAHA YFZ 350 2006 Banshee All Models
Manufacturer part number: S4C06800001B
View all Athena. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Athena Big Bore Piston Kit For Yamaha YFZ350 1987-2006 Size B
To fit:
- YAMAHA YFZ 350 LE 2003 Banshee Limited Edition All Models
- YAMAHA YFZ 350 LE 2004 Banshee Limited Edition All Models
- YAMAHA YFZ 350 MNH 1991 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1992 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1993 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1994 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1995 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1996 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1997 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 SE 2005 Banshee Limited Edition All Models
- YAMAHA YFZ 350 SE 2006 Banshee Limited Edition All Models
- YAMAHA YFZ 350 SP 2006 Banshee Limited Edition All Models
- YAMAHA YFZ 350 1987 Banshee All Models
- YAMAHA YFZ 350 1988 Banshee All Models
- YAMAHA YFZ 350 1989 Banshee All Models
- YAMAHA YFZ 350 1990 Banshee All Models
- YAMAHA YFZ 350 1991 Banshee All Models
- YAMAHA YFZ 350 1992 Banshee All Models
- YAMAHA YFZ 350 1993 Banshee All Models
- YAMAHA YFZ 350 1994 Banshee All Models
- YAMAHA YFZ 350 1995 Banshee All Models
- YAMAHA YFZ 350 1996 Banshee All Models
- YAMAHA YFZ 350 1997 Banshee All Models
- YAMAHA YFZ 350 1998 Banshee All Models
- YAMAHA YFZ 350 1999 Banshee All Models
- YAMAHA YFZ 350 2000 Banshee All Models
- YAMAHA YFZ 350 2001 Banshee All Models
- YAMAHA YFZ 350 2002 Banshee All Models
- YAMAHA YFZ 350 2003 Banshee All Models
- YAMAHA YFZ 350 2004 Banshee All Models
- YAMAHA YFZ 350 2005 Banshee All Models
- YAMAHA YFZ 350 2006 Banshee All Models

Athena offers high performance motorcycle parts designed for off-road vehicles. Known for durability and precision, their product range includes cylinder kits, gaskets, and pistons, tailored for motocross, enduro motor bikes and ATVs. Trusted by riders across the world, Athena's hard parts improve engine performance and reliability, making them a favourite in competitive and recreational off-road motorcycle riding.
Product description
The Athena Big Bore Piston Kit For Yamaha YFZ350 1987-2006 Size B is part of the latest collection from Athena.
Features:
- 2-stroke cast piston for Athena big bore cylinder
- High resistance to mechanical thermal stresses
- Made with cutting edge CNC machining tools that ensures dimensional tolerances of less than 0.01 mm
- Has been tested on engine dynamometer benches under progressive stress load, and thereafter on track to validate it performance even in the most extreme conditions
- The rings adapt to the cylinder liner even at low tangential load
- Kit includes cast piston, wrist pin, circlips and piston rings
Specifications:
- Bore Size: 67.96 mm
- Compression Ratio Imperial: Stock
- Compression Ratio: Stock
- Displacement: 350 cc
- Engine Type: 2-Stroke
- Piston Head Shape: Domed
- Piston Material: 4032 Aluminum Alloy
- Product Name: Piston Kit
- Style: Cast
- Type: B
- Units: Kit
To fit:
- YAMAHA YFZ 350 LE 2003 Banshee Limited Edition All Models
- YAMAHA YFZ 350 LE 2004 Banshee Limited Edition All Models
- YAMAHA YFZ 350 MNH 1991 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1992 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1993 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1994 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1995 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1996 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1997 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 SE 2005 Banshee Limited Edition All Models
- YAMAHA YFZ 350 SE 2006 Banshee Limited Edition All Models
- YAMAHA YFZ 350 SP 2006 Banshee Limited Edition All Models
- YAMAHA YFZ 350 1987 Banshee All Models
- YAMAHA YFZ 350 1988 Banshee All Models
- YAMAHA YFZ 350 1989 Banshee All Models
- YAMAHA YFZ 350 1990 Banshee All Models
- YAMAHA YFZ 350 1991 Banshee All Models
- YAMAHA YFZ 350 1992 Banshee All Models
- YAMAHA YFZ 350 1993 Banshee All Models
- YAMAHA YFZ 350 1994 Banshee All Models
- YAMAHA YFZ 350 1995 Banshee All Models
- YAMAHA YFZ 350 1996 Banshee All Models
- YAMAHA YFZ 350 1997 Banshee All Models
- YAMAHA YFZ 350 1998 Banshee All Models
- YAMAHA YFZ 350 1999 Banshee All Models
- YAMAHA YFZ 350 2000 Banshee All Models
- YAMAHA YFZ 350 2001 Banshee All Models
- YAMAHA YFZ 350 2002 Banshee All Models
- YAMAHA YFZ 350 2003 Banshee All Models
- YAMAHA YFZ 350 2004 Banshee All Models
- YAMAHA YFZ 350 2005 Banshee All Models
- YAMAHA YFZ 350 2006 Banshee All Models
Manufacturer part number: S4C06800001B
View all Athena. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Athena Big Bore Piston Kit For Yamaha YFZ350 1987-2006 Size B
To fit:
- YAMAHA YFZ 350 LE 2003 Banshee Limited Edition All Models
- YAMAHA YFZ 350 LE 2004 Banshee Limited Edition All Models
- YAMAHA YFZ 350 MNH 1991 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1992 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1993 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1994 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1995 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1996 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 MNH 1997 Banshee Maine & New Hampshire American Models
- YAMAHA YFZ 350 SE 2005 Banshee Limited Edition All Models
- YAMAHA YFZ 350 SE 2006 Banshee Limited Edition All Models
- YAMAHA YFZ 350 SP 2006 Banshee Limited Edition All Models
- YAMAHA YFZ 350 1987 Banshee All Models
- YAMAHA YFZ 350 1988 Banshee All Models
- YAMAHA YFZ 350 1989 Banshee All Models
- YAMAHA YFZ 350 1990 Banshee All Models
- YAMAHA YFZ 350 1991 Banshee All Models
- YAMAHA YFZ 350 1992 Banshee All Models
- YAMAHA YFZ 350 1993 Banshee All Models
- YAMAHA YFZ 350 1994 Banshee All Models
- YAMAHA YFZ 350 1995 Banshee All Models
- YAMAHA YFZ 350 1996 Banshee All Models
- YAMAHA YFZ 350 1997 Banshee All Models
- YAMAHA YFZ 350 1998 Banshee All Models
- YAMAHA YFZ 350 1999 Banshee All Models
- YAMAHA YFZ 350 2000 Banshee All Models
- YAMAHA YFZ 350 2001 Banshee All Models
- YAMAHA YFZ 350 2002 Banshee All Models
- YAMAHA YFZ 350 2003 Banshee All Models
- YAMAHA YFZ 350 2004 Banshee All Models
- YAMAHA YFZ 350 2005 Banshee All Models
- YAMAHA YFZ 350 2006 Banshee All Models

Athena offers high performance motorcycle parts designed for off-road vehicles. Known for durability and precision, their product range includes cylinder kits, gaskets, and pistons, tailored for motocross, enduro motor bikes and ATVs. Trusted by riders across the world, Athena's hard parts improve engine performance and reliability, making them a favourite in competitive and recreational off-road motorcycle riding.































