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88332 87800 88333 88334 88335 Figure 133 Figure 134 Figure 135 Figure 136 Figure 137 The checks are made using a dial gauge (2) with a magnetic MAIN DATA OF VALVE GUIDES — SEATS Valve guide seat inside ∅ 9.980 ÷ 10.000 mm Valve guide outside ∅ 10.028 ÷ 10.039 mm * Measurement to be made after driving in the valve guides. Remove the valve guides (2) with the drift SP.2312 (1). Warm up the cylinder head to 80 ° ÷ 100°C and, by means of beater SP.2312 (1) fitted with element SP.2311 (2), fit the ÷ 25 KN. If the above mentioned tools are not available, fit the valve After driving in the valve guides (2), regrind them with the Checking clearance between valve stem and 540667 VALVE GUIDES Replacing valve guides Boring valve guides 552 F1C ENGINE D AILY Base - May 2004 |