| Author | Topic | 
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 Location:
 Canberra
 Registered:
 May 2002
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	| Re: 4age/ze head and inlet port sizes |  Tue, 29 March 2005 11:08   |  |  |  
	| Mine was MAP, with the smaller supercharger pulley. 
 Exhaust ports are the same on all 16V heads
 
 Yours should definately be bigport, AFM, large supercharger pulley, but I doubt that its 1990 or later.....  I think you'll find that the changeover occurred mid 1989.
 
 Cheers
 
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