CRANKSHAFT RAPTOR 660 CRANKSHAFT KIT — voor o.a. YAMAHA YFM 660 R (2001–2005)

Crankshaft KitCrankshafts are factory assembled and precision trued to OEM specificationsDouble-forged Wiseco connecting rods maintain superior dimensional consistency through improved grain flowShot-peening eliminates residual stresses and smoothly blends the rod forging surfacesCorrosion-resistant surface treatmentCrank pin bearing radial running clearance is optimized to ensure maximum performancePrecision honing ensures ultra round bearing surfacePrecision engineered oiling slots maximize rod strength and bearing lifeDouble-drilled small ends provide the piston pin with extra lubrication and cooling, reducing distortion of top end due to thermal transfer from the pistonKit includes crankshaft assembly, main bearings, and bottom-end gasket kitKit Includes: • Crankshaft Assembly • Bottom End Gasket #WB1035 • Main Bearing #B5016Specificaties Displacement 660 cc Stroke Length Metric 84.00 mm Riding Style ATV Type Bottom End Product Name Crankshaft Kit Material Steel Units Kit Research Value Finalized Stroke Length 84,00 mm