Kawasaki Z1000 - ZR1000 2003-04 Service Manual - Small Engine ...

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5-6 ENGINE TOP END
Specifications
Item Standard Service Limit
Clean Air System:
Vacuum switch valve closing Open → Close
pressure: 45 ∼ 53 kPa ---
(340 ∼ 400 mmHg, 6.5 ∼ 7.7 psi)
Camshafts:
Cam height: Exhaust 36.146 ∼ 36.254 mm 36.05 mm
(1.4231 ∼ 1.4273 in.) (1.419 in.)
Inlet 36.746 ∼ 36.854 mm 36.65 mm
(1.4467 ∼ 1.4509 in.) (1.443 in.)
Camshaft journal, camshaft cap
clearance
0.028 ∼ 0.071 mm 0.16 mm
(0.0011 ∼ 0.0028 in.) (0.0063 in.)
Camshaft journal diameter 23.950 ∼ 23.972 mm 23.92 mm
(0.9429 ∼ 0.9438 in.) (0.942 in.)
Camshaft bearing inside diameter 24.000 ∼ 24.021 mm 24.08 mm
(0.9449 ∼0.9457 in.) (0.948 in.)
Camshaft runout TIR 0.02 mm (0.0008 in.) or less TIR 0.1 mm
(0.004 in.)
Cylinder Head:
Cylinder compression
(usable range)
1070∼ 1 620 kPa (10.9 ∼ 16.5 kgf/cm², ---
155 ∼ 235 psi) @320 r/min (rpm)
Cylinder head warp --- 0.05 mm
(0.002 in.)
Valves:
Valve clearance: Exhaust 0.22 ∼ 0.31 mm (0.0087 ∼ 0.0122 in.) ---
Inlet 0.15 ∼ 0.24 mm (0.0059 ∼ 0.0094 in.) ---
Valve head thickness: Exhaust 0.8 mm (0.031 in.) 0.4 mm
(0.016 in.)
Inlet 0.5 mm (0.020 in.) 0.25 mm
(0.0098 in.)
Valve stem bend TIR 0.01 mm (0.0004 in.) or less TIR 0.05 mm
(0.02 in.)
Valve stem diameter: Exhaust 4.455 ∼ 4.470 mm 4.44 mm
(0.1754 ∼ 0.1760 in.) (0.175 in.)
Inlet 4.475 ∼ 4.490 mm 4.46 mm
(0.1762 ∼ 0.1768 in.) (0.176 in.)
Valve guide inside
diameter:
Exhaust 4.500 ∼ 4.512 mm 4.58 mm
(0.1772 ∼ 0.1776 in.) (0.180 in.)
Inlet 4.500 ∼ 4.512 mm 4.58 mm
(0.1772 ∼ 0.1776 in.) (0.180 in.)