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11.7
Valves
Valve guide dia.
Extl. dia. mm (in) 11.533…11.544 (0.4541…0.4545)
Intl. dia. mm (in) 6.0…6.012 (0.2362…0.2367)
Wear limit mm (in) 6.1 (0.2402)
Bore in cylinder head mm (in) 11.5…11.518 (0.4528…0.4535)
Repair stage mm (in) 11.7…11.718 (0.4606…0.4613)
Valve stem clearance
Inlet mm (in) 0.025…0.052 (0.001…0.002)
Exhaust mm (in) 0.040…0.067 (0.0016…0.0026)
Valve spring
Extl. dia. mm (in) 21.6 (0.8504)
±0.2 (0.0079)
Wire dia. mm (in) 3.2 (0.126)
Spring length, off-load mm (in) 41.1 (1.618)
Wear limit mm (in) 39.6 (1.559)
Winding direction clockwise
Number of effective windings 3.8…6
Total number of windings 7.8
Camshaft
Inlet camshaft ° 284
Exhaust camshaft ° 284
Guide bearing dia. mm (in) 29.970…24.0 (1.180…0.945)
Wear limit mm (in) 29.95 (1.179)
Guide bearing bore mm (in) 30.02…30.041 (1.1819…1.1827)
Camshaft bearing bore mm (in) 24.02…24.041 (0.945…0.9465)
Radial clearance
Guide bearing mm (in) 0.020…0.071 (0.0008…0.0028)
Camshaft bearing mm (in) 0.020…0.071 (0.0008…0.0028)
Cam base circle dia. mm (in) 30 (1.181)
Cam height, inlet and exhaust mm (in) 38.855 (1.5297)
±0.031 (0.0012)
Wear limit mm (in) 38.550 (1.5177)
Tappets
Extl. dia. mm (in) 26.853…26.840 (1.0572…1.0567)
Wear limit mm (in) 25.970 (1.0224)
Bore in cylinder head mm (in) 26.065…26.086 (1.0262…1.0270)
Wear limit mm (in) 26.170 (1.0303)
Radial clearance mm (in) 0.072…0.106 (0.0028…0.0042)
Wear limit mm (in) 0.200 (0.0079)
Timing chain
Single roller chain, endless,
pre-stretched, with 126 links
Technical data K 1100 LT K 1100 RS