BMW F 650 GS Repair Manual page 67

Technical Data
Valve seat angle
Inlet
Exhaust
Included valve angle
Inlet
Exhaust
Valve seat width
Inlet
Wear limit
Exhaust
Wear limit
Valve guide
Inlet intl. dia.
Wear limit
Exhaust intl. dia.
Wear limit
Bucket tappets (wear limit)
Extl. dia.
Radial play in cylinder head
Guide dia. in cylinder head
Valve spring
On installation (free length)
Wear limit
Camshafts
Wear limit
Inlet and exhaust
Bearing journals
Cam height, inlet
Cam height, exhaust
Wear limit, inlet
Wear limit, exhaust
Bearing bore dia. in camshaft mount
Oil pressure control valve
Coil spring length, relaxed
Oil retaining valve
Coil spring length, relaxed
F 650 GS / GS Dakar
° 45
° 45
° 15
° 18
mm (in) 1.05...1.35 (0.041...0.053)
mm (in) 1.60 (0.063)
mm (in) 1.25...1.55 (0.049...0.061)
mm (in) 2.2 (0.09)
mm (in) 5.006...5.018 (0.1971...0.1976)
mm (in) 5.080 (0.2000)
mm (in) 5.006...5.018 (0.1971...0.1976)
mm (in) 5.080 (0.2000)
mm (in) 33.400 (1.3150)
mm (in) 0.200 (0.0079)
mm (in) 33.600 (1.3229)
mm (in) min. 40.5 (1.60)
mm (in) 39.0 (1.54)
mm (in) 21.95 (0.864)
mm (in) 39.35...39.45 (1.545...1.553)
mm (in) 39.15...39.25 (1.541...1.545)
mm (in) 39.25 (1.545)
mm (in) 39.05 (1.537)
mm (in) 22.040 (0.8677)
mm (in) min. 14.0 (0.55)
mm (in) min. 14.5 (0.57)
11.7