|30th January 2007, 22:29||#2|
Distinguished - BHPian
Join Date: May 2006
Location: Avon, CT
Thanked: 1,692 Times
You'll find most of these topics discussed - TBhp being 3 years old. The search function is quite effective.
Last edited by theMAG : 30th January 2007 at 22:33.
|31st January 2007, 03:38||#3|
Join Date: Feb 2004
Thanked: 26,860 Times
theMAG has given you a link to porting & polishing, so you can read that and figure out what thats about....
Shaving the head on the other hand involves removing material from the head (in the range of milimeters), for increasing the compression ratio.
Read about increasing the compression ratio.
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