PISTON KIT PRO YFZ450 04-09/YF PSTN KT YAM YZ450F STD A — voor o.a. YAMAHA YFZ 450 (2006–2009)

Piston Kit for 4 StrokeEnhanced piston pin oiling slots, radial boss machining, and annular grooves for improved wrist pin lubricationLightweight piston with a tight piston wall clearance for a quieter running engineSkirt coated for reduced friction and improved break in performanceRing land treatment for improved ring seal and oil controlDouble bridged forging design where notedKit includes piston, rings, wrist pin and pin locks62.00 mm stroke for '04-'05. 63.40 mm stroke for '06-'24. Kit Includes: • Piston #8784DA • Ring Set #RIK95.00 • Wrist Pin #WP029-SP • Retaining Clips #CW20Specificaties Riding Style ATV Engine Type 4-Stroke Bore Size Metric 95.00 mm Piston Size Metric 94.95 mm Bore - Oversize Metric Standard Research Value Finalized Model Pro Series Stroke Length Metric 62.00 mm| 63.40 mm Compression Ratio Imperial 12.0:1| 12.3:1| 12.5:1| 12.6:1 Compression Ratio 12,0:1| 12,3:1| 12,5:1| 12,6:1 Piston Size 94,95 mm Product Name Piston Kit Piston Material Aluminum Alloy| Forged Stroke Length 62,00 mm| 63,40 mm Bore - Oversize Standard Style Standard Size A Units Kit Bore Size 95,00 mm