Wossner Piston Kit - 94.95 mm - Yamaha [8784DA]

Wossner Piston Kit - 94.95 mm - Yamaha [8784DA]

Manufacturer Part Number: 8784DA

Parts Unlimited Part Number: 09106123

Product Type: Piston & Ring Kits

Piston Kit - 94.95 mm - Yamaha

Details

• Product Name: Piston Kit
• Stroke Length: 62.00 mm
• Style: Standard Size A
• Units: Kit
• Compression Ratio: 12.6:1
• Engine Type: 4-Stroke
• Piston Material: Aluminum Alloy
• Bore - Oversize: Standard
• Compression Ratio: 12.3:1
• Compression Ratio: 12.5:1
• Compression Ratio: 12.0:1
• Model: Pro Series
• Piston Material: Forged
• Piston Size: 94.95 mm
• Bore Size: 95.00 mm
• Riding Style: ATV
• Stroke Length: 63.40 mm
• Enhanced piston pin oiling slots, radial boss machining, and annular grooves for improved wrist pin lubrication
• Lightweight piston with a tight piston wall clearance for a quieter running engine
• Skirt coated for reduced friction and improved break in performance
• Ring land treatment for improved ring seal and oil control
• Double bridged forging design where noted
• Kit includes piston, rings, wrist pin and pin locks

Verified Fitment

• 2004 Yamaha YFZ 450 LE 4x2
• 2005 Yamaha YFZ 450 LE 4x2
• 2008 Yamaha YFZ450 SE
• 2007 Yamaha YFZ450 SE
• 2006 Yamaha YFZ450 Bill Balance Edition
• 2007 Yamaha YFZ450 Bill Balance Edition
• 2013 Yamaha YFZ450R SE
• 2018 Yamaha YFZ450R SE
• 2011 Yamaha YFZ450R SE
• 2016 Yamaha YFZ450R SE
• 2020 Yamaha YFZ450R SE
• 2021 Yamaha YFZ450R SE
• 2012 Yamaha YFZ450R SE
• 2014 Yamaha YFZ450R SE
• 2022 Yamaha YFZ450R SE
• 2023 Yamaha YFZ450R SE
• 2017 Yamaha YFZ450R SE
• 2019 Yamaha YFZ450R SE
• 2024 Yamaha YFZ450R SE
• 2009 Yamaha YFZ450R SE
• 2010 Yamaha YFZ450R SE
• 2025 Yamaha YFZ450R SE
• 2015 Yamaha YFZ450R SE
• 2011 Yamaha YFZ450X SE
• 2024 Yamaha YFZ450R
• 2015 Yamaha YFZ450R
• 2009 Yamaha YFZ450R
• 2010 Yamaha YFZ450R
• 2013 Yamaha YFZ450R
• 2020 Yamaha YFZ450R
• 2021 Yamaha YFZ450R
• 2025 Yamaha YFZ450R
• 2012 Yamaha YFZ450R
• 2014 Yamaha YFZ450R
• 2022 Yamaha YFZ450R
• 2023 Yamaha YFZ450R
• 2026 Yamaha YFZ450R
• 2017 Yamaha YFZ450R
• 2019 Yamaha YFZ450R
• 2011 Yamaha YFZ450R
• 2016 Yamaha YFZ450R
• 2018 Yamaha YFZ450R
• 2004 Yamaha YFZ450
• 2009 Yamaha YFZ450
• 2008 Yamaha YFZ450
• 2007 Yamaha YFZ450
• 2017 Yamaha YFZ450
• 2005 Yamaha YFZ450
• 2006 Yamaha YFZ450
• 2010 Yamaha YFZ450X
• 2011 Yamaha YFZ450X
• 2006 Yamaha YFZ 450 SE 4x2