911T Registry

Camshaft Housings and Camshafts

Measuring Point Installation Size
with Tolerances
Clearance (+)
or Preload (-)
Wear Limit
mm from to mm
Camshaft bearings to camshaft B 46.967-46.992 +0.025 +0.066 0.10
S 46.926-46.942
Camshaft end play +0.150 +0.200 0.40
Camshaft to sprocket wheel flange B 30.000-30.013 0.000 +0.034  
S 20.979-30.000      
Camsaft runout, measured at center journal (between points) max 0.02
Rocker arm shaft to camshaft housing B 18.000-18.018 Rocker arm shafts are firm by wedge effect of bolt
S 17.992-18.000
Rocker arm to rocker arm shaft B 18.016-18.021 +0.016 +0.035 0.080
S 17.992-18.000  

end play

+0.100 +0.350 0.50

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Revised: March 29, 2001 .