Custom CAI
#12
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Acrylic sheet on the base of the filter, between the filter and the radiator, and the top. It'* open to the washer bottle (not for long) and the bottom (will be ducted to cold air soon).
#13
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No problem Will. You can post parts and directions whenever. I probably won't have time to do it till next spring.
Thanks for the K&N part #!!!! I just ordered it!!
Thanks for the K&N part #!!!! I just ordered it!!
#14
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If we don't have headlight washers on our L27 would we still be fine? Or does the normal washer fluid tank get bigger therfore? I have lots of pix and measurements on my desktop for when i was working on an airbox that i can upload if anyone wants....
#16
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After much consideration, I may POSSIBLY make more of these. It would be an improved or at least simplified design, but I have some other details to work out first.
Keep in mind, I know it'll fit the SE/SLE/SSE from 92-94, and the SSEi from 92-95 IF you have an ADTR intake and the same K&N filter as me. I DON'T know if it will work on the Series II L67 cars or the L36'*. The PCM tray is the problem there. I can find out, but not right away. No hurry, as the production run for the ADTR intakes isn't quite in full swing yet anyway.
This is pending working out some other details, as well as checking actual performance. I need to see what difference it makes in IAT temps with or without it. I'll run those numbers tonight on the way home maybe.
Keep in mind, I know it'll fit the SE/SLE/SSE from 92-94, and the SSEi from 92-95 IF you have an ADTR intake and the same K&N filter as me. I DON'T know if it will work on the Series II L67 cars or the L36'*. The PCM tray is the problem there. I can find out, but not right away. No hurry, as the production run for the ADTR intakes isn't quite in full swing yet anyway.
This is pending working out some other details, as well as checking actual performance. I need to see what difference it makes in IAT temps with or without it. I'll run those numbers tonight on the way home maybe.
#18
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even if it'* not a TRUE sealed system i'd still be happy. All the hot air would have to come under it, and i'll have ducting running air in at the same time. I just don't need the hot air from manifolds, and coolant run off pipes and trannies coming in...
#19
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The CAI itself is ONLY connected to the filter. It just hangs there. Pretty nicely, too.
It'* open on the bottom (could be easily closed, but I plan to run a duct up through there since the stock airbox removal exposed a neat little shelf to drill through) and the washer bottle side. Another duct will come in behind the headlight from down below the air dam.
I ran some numbers with my scantool.
Ambient temp was 49°F, and I ran 4 runs. 60mph and 30mph with the CAI installed (car fully warmed up first), 3 miles each run. Then I removed the CAI and repeated it.
Ambient temp came from my climate control, and the IAT temp came from my Actron scantool. All runs were back-to-back, with the temps taken at the END of each 3-mile leg (differential from ambient are in parenthesis):
With the CAI installed, the temps were 54°(+5°) at 60mph and 57°(+8°) at 30mph.
With the CAI removed, the temps were 68°(+19°) at 60mph and 71°(+22°) at 30mph.
From this, 'streetability' is greatly improved. City driving (where you are most likely to get into a stoplight race) is a pretty big difference. I think the box needs to be refined to beat the 5° difference at 60mph with the CAI installed. I'd like it to read one or two higher than ambient.
It'* open on the bottom (could be easily closed, but I plan to run a duct up through there since the stock airbox removal exposed a neat little shelf to drill through) and the washer bottle side. Another duct will come in behind the headlight from down below the air dam.
I ran some numbers with my scantool.
Ambient temp was 49°F, and I ran 4 runs. 60mph and 30mph with the CAI installed (car fully warmed up first), 3 miles each run. Then I removed the CAI and repeated it.
Ambient temp came from my climate control, and the IAT temp came from my Actron scantool. All runs were back-to-back, with the temps taken at the END of each 3-mile leg (differential from ambient are in parenthesis):
With the CAI installed, the temps were 54°(+5°) at 60mph and 57°(+8°) at 30mph.
With the CAI removed, the temps were 68°(+19°) at 60mph and 71°(+22°) at 30mph.
From this, 'streetability' is greatly improved. City driving (where you are most likely to get into a stoplight race) is a pretty big difference. I think the box needs to be refined to beat the 5° difference at 60mph with the CAI installed. I'd like it to read one or two higher than ambient.