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Old Jun 11, 2009 | 09:46 PM
  #1  
masonmc1979's Avatar
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From: southaven, ms
Lightbulb New and want answers please

I know the differance between the 12a and 13b, but whats the differance between a bridgeport, 6 port and so on and so on? If at all possible which ones came in which automobile.
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Old Jun 12, 2009 | 01:52 PM
  #2  
93Fd4life's Avatar
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From: Los Angeles
Porting

read this http://www.rotaryengineillustrated.c...ts-intake.html
it explains everything u need to know about a rotary motor and what porting is but for the short version if u dont want to read porting is basically drilling holes in ur rotor xD
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Old Jun 13, 2009 | 10:46 AM
  #3  
Aaron Cake's Avatar
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From: London, Ontario, Canada
Porting is not drilling holes in the rotor. The short way to describe it would be that the shape of the ports in the rotor housings and side plates is changed.

A search for "porting basics" will yield a lot of information.
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