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View Full Version : so..uh...how bout them NA's


matt sherman
- June 17th, 2002, 09:07 PM
I hear those things really haul ass.....but how to make them haul better.....thats the question. Whats the most affordable bang for the buck. cept nitrous.


~matt

Racer 007
- June 17th, 2002, 09:19 PM
Originally posted by matt sherman
I hear those things really haul ass.....but how to make them haul better.....thats the question. Whats the most affordable bang for the buck. cept nitrous.
~matt
Personally, I think just freeing up your airflow has the most impact. Everything else is just kind of ticky tack mods that give you small HP gains.

matt sherman
- June 18th, 2002, 09:10 AM
so ehaust, DP, test pipe, airintake, port/polish whatever breaths, and I should see the "most" horsepower gain with that. What about flywheel/clutch. I just ordered a new act 2600 6-puck, and a fidanza flywheel. Thats going on, when I get the DP, test pipe, and catback (all of which are in the midst of being created)

Matt

mongorunner
- June 18th, 2002, 09:13 AM
ehhh N/A's suck


i bet an escalade(sp) could beat a stock one:D

and save all your N/A mod money and buy a TT;)

Munkey
- June 18th, 2002, 09:58 AM
Flywheel and clutch are good...also try to lighten the car (interior, wheels, etc.). Then you can get one of those sweet LSD.

DJ Eric P.
- July 12th, 2002, 04:11 PM
Your best bet is to save up for a VR4....hahahaha

DJ Eric P.
- July 12th, 2002, 04:12 PM
VR4 ownz j00..........Damn I felt like a honda troll saying that

optimus
- November 13th, 2002, 10:00 PM
Or you could be like me as to why you dont go the VR4/TT route. I put nearly 800 miles a week on my stealth, and I am not going to get a (your choice of econo car here) to drive around in. My money is better spent moding what i have because the miles are many and would be hard on a TT not to mention the upkeep on one of them is a bit more. So I keep improving the ole stealth and can have fun with it. Supercharging is the route I am going/have went, but I have been getting forged internals for longevity and endurance and am playing with different boosts. Been wanting to get into custom mapping but I am not as good at programming as I am at turning a wrench so i have been pretty reluctant. But all the old ways work on the newer cars just with slightly more work/research. I would suggest not trying to stroke your motor because these engines are designed for revs and trying to build a stroker engine out of one isnt the ebst way although I've heard its been done.

mark-s
- December 11th, 2002, 08:07 PM
flywheel or shiftkit (if your an automatic) and new fuel pump bigger injectors big bore throttlebody, intake,free flowing exhuast,msd, and a huge ass shot of NO2,
wickeddrew ran a 13.?? (Pretty much inVR4 range) on nitrous and he doensnt have half the stuff i listed

detpac
- December 11th, 2002, 09:27 PM
Nitrous is cheap HP. Always works but it is expensive.

Power comes from many things. The engine needs to breathe in and out first. (Intake and exhaust)

Spin more efficiently (Underdrive pulleys)

Fuel and air (ignition, MAS, Throttle body)

and a whole bunch of NOS.

Porting and polishing are controversial. Look at how air flows and alot of people will tell you the polishing makes you slower. Air needs turbulence. Some will tell you it helps. Ask around and you get to make a decision.

Richard has a pretty good setup and runs strong. Talk to him and the tuners.

Racer 007
- December 11th, 2002, 09:51 PM
Originally posted by detpac
Porting and polishing are controversial. Look at how air flows and alot of people will tell you the polishing makes you slower. Air needs turbulence. Some will tell you it helps. Ask around and you get to make a decision.

I don't think there is any controversy on whether to port and polish, only where the port and polish is occuring. You need to port the intake but not polish it. If it is too smooth, the fuel will coagulate along the sides of the intake and will not be atomized properly. The intake ports need to have a textured surface in order to break up the fuel and aid in atomization. So no polishing on the intake ports.

The exhaust ports are a different story. Porting them will make them larger and then polishing will smooth it out so that the exhaust gasses move quicker and flow smoother down the pipes.

detpac
- December 11th, 2002, 10:04 PM
Originally posted by Richard


I don't think there is any controversy on whether to port and polish, only where the port and polish is occuring. You need to port the intake but not polish it. If it is too smooth, the fuel will coagulate along the sides of the intake and will not be atomized properly. The intake ports need to have a textured surface in order to break up the fuel and aid in atomization. So no polishing on the intake ports.

The exhaust ports are a different story. Porting them will make them larger and then polishing will smooth it out so that the exhaust gasses move quicker and flow smoother down the pipes.

What he said.

Seriously, this is what I am talking about. Some people say port and polish everything. I'm with Richard. Only polish the exhaust side. Intake should be left alone. The problem is one has to decide for himself. Do alot of searching and asking around so you can make an informed decision.