I saw one D21 with a cold air intake retro fitted from some other app like a honda or something to replace the restrictive plumbing across the front of the engine bay. It looked ok and did work well.
You apparently found the exact 2 items I was able to find. Unfortunately those 2 items do not an exhaust system or cold air intake make. The headers are a start. From the lack of response I might be calling borla and K&N to see what they think will be close enough. Besides hanger placement and length it can't be that hard to fit something. There's a ton of room under there. The air system could be a problem. With the temp sensor, air tube, and what-not needing to be repositioned.
You apparently found the exact 2 items I was able to find. Unfortunately those 2 items do not an exhaust system or cold air intake make. The headers are a start...
I've personally run on my own vehicles, and also sold and installed Pace Setter headers and they are VERY nice quality ...or as of the last set I used were. Every thing's made in China now so who knows. I would still trust their quality of fit and finish.
K&N makes a replacement air filter element for our trucks and they claim some power gain from it. Beyond that, I don't see that it would be very difficult to eliminate the stock filter altogether and run 3" or even 4" PVC plumbing out to one of the conical style K&N filters. I've seen it done.
I have a 95 4cyl and was thinking of doing a k/n swap!
Its is worth the $$$$?
I hope so. I put one in my wife's Accord ...and in my Yamaha FZ1. They have to be cleaned and oiled once in a while but normally never have to be replaced, so if nothing else I think they might save you money in the long run.
Quote:
Originally Posted by 95pickup
Whats the horespower gain on the headers?
Anybody know?
Not specifically, but typically, even if nothing else is done you can gain 2 to 3 % or more power. That doesn't sound like much but if it's down low where we need it for street use, it feels like a big difference.
I think it's important to do a high flow CAT and a Cat Back free flow exhaust system to see any real benefit of the addition of a header. Then the K&N air filter, or cold air intake will make a difference, too.
I did the TBI thing. It works great. I have the headers too. Now I want to swap a 90 240sx into my 92 D21. Do i need the whole harness or can I just splice the engine harness into what I have??
I would try a 3in intake with a cone filter in the fender, Pacesetter headers, Nissan motorsport camshaft, a high flow magnaflow/carsound cat, and a custom 2.25" to 2.5" exhaust system with an 18" magnaflow muffler!
I did the TBI thing. It works great. I have the headers too. Now I want to swap a 90 240sx into my 92 D21. Do i need the whole harness or can I just splice the engine harness into what I have??
Without a doubt you will need the entire engine harness and the car's ECU. Too many possible problems trying to splice everything ...then if for some reason it didn't run right you wouldn't know where to begin.
Quote:
Originally Posted by CMax03
I would try a 3in intake with a cone filter in the fender, Pacesetter headers, Nissan motorsport camshaft, a high flow magnaflow/carsound cat, and a custom 2.25" to 2.5" exhaust system with an 18" magnaflow muffler!
Most excellent! I like that plan!
Just about how much money would you guess those mods will run?
Okay I was hoping I would not have to go that far. So how do I intigrate the two harnesses together? I am pretty savvy at things but this has me stumped.
Okay I was hoping I would not have to go that far. So how do I intigrate the two harnesses together? I am pretty savvy at things but this has me stumped.
Find somebody in a forum or local shop that has done the swap to see if they can print up some instructions. There are lots of guys doing this kind of stuff, you just have to find one, or ...get wiring diagrams of both vehicles and do-it-yourself.
I'd swap harnesses and ECU's.
Now, how the he77 did we go from cold air intakes and headers to changing the engines out?
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