Crankshaft Bearing and Seal Kit OEM-matched, high-quality bearing and seal kit Feature Koyo precision Japanese crank bearings Crankshaft seals feature a carbon/fluorocarbon pad on seal lip and stainless steel garter springs to reduce start-up friction, enhancing dry-start performance and reducing crankpin wear Kits include all bearings and seals required to do a crank bearing at a fraction of OEM cost 4-stroke kits contain bearings only