The Genuine Blur 220 cylinder and crankshaft diagram shows the complete engine bottom-end and mid-section assembly, including the engine cylinder block, cylinder sleeve (bore), piston assembly (piston crown, piston skirt, piston pin, and retaining clips), piston rings (compression rings and oil control ring), connecting rod assembly, crankshaft assembly (main shaft and crank journals), crankshaft counterweights, main crank bearings, crankcase sealing gasket interface, cylinder head mating surface, timing chain interface, oil control passages, crankcase ventilation paths, cylinder base gasket surface, and all associated studs, dowel pins, and fastening hardware.
This diagram is used to identify OEM replacement parts for engine rebuilds, piston and cylinder replacement, and crankshaft or bottom-end service on Blur 220 models.