Montesa COTA 4RT RACE REPLICA, Owner'S Manual

Page: 27 / 168

Service data
2-9 2-9
Lubrication & Seal Points
Engine
Item Material Remarks
Crankcase sealing bolt threads and
seating surface
Cylinder bore inner surface
Cylinder head nut threads and
seating surface
Piston pin bore and outer surface
Piston pin outer surface
Piston ring surface
Crankshaft oil seal lips
Decompressor weight sliding
surface
Valve adjusting nut threads
Oil pump rotor sliding surface
Clutch outer sliding surface
Clutch friction disc surface
Clutch center nut threads and
seating surface
Clutch lifter piece needle bearing
area
Primary drive gear bolt threads and
seating surface
Shift drum grooves
Gearshift spindle serration
Flywheel nut threads and seating
surface
Each bearing
Each O-ring
Crankcase inside (transmission oil)
ELF HTX740 570 cm
3
Crankcase inside (engine oil) Repsol 4T-stroke engine oil
10W-30
600 cm
3
Item Material Remarks
Connecting rod small end I.D. Molybdenum oil solution
Connecting rod big end (A 50/50 mixture of
Camshaft outer surface molybdenum disulfide
Rocker arm I.D. grease and engine oil
Valve stem sliding surface
Valve stem end sliding surface
Clutch outer collar sliding surface
Mainshaft spline and gear sliding surface
Countershaft spline and gear sliding surface
Shift fork I.D. and gear contact area
Shift fork shaft surface
Kickstarter spindle spline area and gear sliding
surface
Each gear
Right crankshaft bearing set plate bolt threads
Locking agent 6.5 ± 1 mm
Right mainshaft bearing/shift drum bearing set plate
bolt threads
Left coutershaft bearing set plate bolt threads
3.5 ± 1 mm
Left crankcase sealing bolt threads
Cylinder mounting bolt threads
Cylinder head sealing bolt threads
6.5 ± 1 mm
Cam chain tensioner bolt threads 6.5 ± 1 mm
Shift drum center bolt threads
Ignition pulse generator bolt threads
Stator mounting bolt threads