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Anyone have a 3.4 DOHC V6 sitting around not in a car?

Posted: Sat Jul 09, 2022 7:46 pm
by Series8217
Looking for a measurement of the distance between the exhaust mounting faces on the heads, measured across the centerline of the ports. I tried measuring on the engine in my car but there is just too much stuff in the way.

Re: Anyone have a 3.4 DOHC V6 sitting around not in a car?

Posted: Mon Jul 11, 2022 5:26 pm
by The Dark Side of Will
I yanked the AIR system and manifolds from an OBDII car in the junk yard years ago, with intent to sell on Old Europe... but they're still on the shelf. I *might* have the tube that connects them. I don't remember if it's a crossover or a Y-pipe or what, nor do I remember enough details to know if the measurement is available from that.

Re: Anyone have a 3.4 DOHC V6 sitting around not in a car?

Posted: Wed Jul 13, 2022 2:39 am
by Series8217
If you do have the crossover pipe and manifolds that's probably enough parts to get close. With everything bolted together get the manifolds parallel and turned to put the flanges at 60* to each other and it ought to work.