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Punch out the Valve Guides


1. Drill valve guides with a 12 mm (0.427 in) drill to loosen in their seats.

2. If a heating oven is available. the guides need not be drilled but, instead, the head heated to approx. 180 deg C (356 deg F),

3. Using a punch of proper size (see illustration), drive the valve guides out towards the combustion chamber,
Last modified: Mon, 17 Jan 2005


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