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Old Sep 13, 2003 | 08:08 PM
  #45  
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Kai
Rotorphile.
 
Joined: Mar 2002
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From: Richmond, VA
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Originally posted by Sh*tBox
nope. The LS head and B20 head are identical, as far as I know.
Yup, both are PR4 castings. Both even have 81mm combustion chambers, even though the B20B/Z has an 84mm bore.
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