Hello , I just bought a CNM multiport manafold unused but I have few unanswered questions. 1.The mounting flange to the head does not cover a hole between #3&4 cylinders they left it open for some reason. I believe hole goes though the head to the exhaust side but for what purpose?And what do I do with it?   2.With out coolant circulating through the manafold should the return line from the heater core enter before the t-stat or after?   any insite will be of help because its only g

ok i got  back to checking the  cam timeing today and  this is what i found, with a chain  kit with 3k miles on it and the intake  began to open at  12BDTC ,manual says  25BTDC,,this is  with a caravan hear  it has been reman,  no way of knowing the head thickness, but this shows when looking at the  cam pin to be a little after 12:00, but was set up  useing the  bright links  , with t cover off, so i know it's in place, this shows  the cam to be 13 degrees late, it was check'd at .006 intake v

Anyone out there using the Haltech F9A with the Magna?  Have a F9A installed at present using the TEP 4 injector manifold and wanting to change over to the Magna,  need info....  Thanks

Can some one give me an idea of what it will cost for a Mega MPI project with a basic parts list? I just need to know what it will take to pull this off. Also, what would be the better TB size for the street?   Thanks, Steve Gee 88 ESIR