05—320 Renewing timing chain   Tightening torques Nuts for cylinder head cover Closing plug for chain tensioner Special tool Socket 27 mm, 1/2″ square, for rotating engine Nm 15 90 001 589 65 09 00…

    05—310 Removal and installation of chain tensioner   Tightening torques   Nm Nuts for cylinder head cover   15 Closing plug for chain tensioner   90 Special tool     Socket 27 mm, 1/2″ square,…

    05—291 Machining valve seats   Data Intake Exhaust   Valve seat width b 1.3-1.6 2.5-2.9 Valve seat angle a 30° Correction angle top /3 60° Correction angle bottom 7 60° Permissible runout of valve seat…

    05—285 Checking and renewing valve guides   Data   Valve guide Part No. Version Color code OD Bore in cylinder head Overlap Valve guide ID Length Shape of valve guide   Intake 621 053 15…

    05—280 Checking and machining valves   Data Intake valve Exhaust valve Valve retainer dia. 39.7-39.9 34.1-34.3 Valve stem dia. 9.92-9.94   Valve length 131.5   Code number on stem end E 617 00 A 617…

    05—270 Replacement of valve stem seals   Valve clearance with engine cold (approx. 20 with engine warm (60 C±15   Intake 0.101) 0.151)   Exhaust 0.35 0.40   M 0.05 mm higher during lasting outside…

    05—260 Checking valve springs   Valve spring data   Part No. Color code OD mm Wire dia. mm Length unloaded mm Spring length force at preloaded When new N Limit value N 180 053 06…

    05—250 Removal and installation of valve springs   Valve clearance with engine cold (approx. 20 with engine warm (60 °C ± 15   Intake 0.101) 0.151)   Exhaust 0.35 0.40   M 0.05 mm higher…

    05—240 Renewal of rocker arms and rocker arm bearing brackets   Valve clearance with engine cold (approx. 20 °C)             with engine warm (60 °C ± 15 °C)   Intake 0.101)…

    05—235 Removal and installation of rocker arms with rocker arm bearing brackets   Valve clearance with engine cold (approx. 20 °C) with engine warm (60 °C ± 15 °C)   Intake 0.101) 0.151)   Exhaust…