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I used a later model C4 air duct, the ones without a MAF. I think it is something like 89 thru 93 not for sure. Then I made my own air box kind of like a C5/C6. See picture below.
From: levittown pa. usa Even a bad day with my `Vette, is better than a good day at work
St. Jude Donor '10
Originally Posted by VanSpeed
I used a later model C4 air duct, the ones without a MAF. I think it is something like 89 thru 93 not for sure. Then I made my own air box kind of like a C5/C6. See picture below.
I would probably start with the later L98/LT1 intake and modify from there til it fit, or if time wasnt pressing, I'd get some hose material to fab one up from scratch, and connect it to a custom airbox like he did above.
Would if the lower part that mates to the 90-91 lower cleaner would fit on an 85?
Is the radiator angle similar?
Before I made my own air box (pictured above) I borrowed a friend’s late C4 air box to see if it would work in my 1985. I did not fit because of the different radiator shroud due to the different positioning (angle) of the radiators in the different years of the C4.