Topic: Hand Lapping Valves Seats
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Answers to Common Questions
How long does it take to seat a valve by hand, using a hand valve...
Interesting that noone has answered yet. Who does cylinder head overhauls these days! The answer is that it depends on the state of the valve and seat to begin with. Basically you are looking for a complete grey line round the valve and sea... Read More »
Source: http://answers.yahoo.com/question/index?qid=20070515100020AAm7bTZ
WHY LAP VALVES AND SEATS?
Lapping is the most effective means of touching up slightly burned valves and seats, to restore like-new performance at minimum expense. Read More »
Source: http://www.powrgrip.com/cgi-bin/powrgrip/V1275.html
