Homemade Horsepower

I had a white 95 Cherokee, 2.5 L, 5 speed, 2x4bracket as well. I used a couple nuts and washers.
SE with black trim. When I first bought it I couldn'tBe sure the cable is stretched all the way out or
even keep up with traffic! I'm not rich by anyit will idle real high. The spacer keeps the throttle
means but I can be quite inventive andbody cooler.
mechanically inclined when I need to be. So most- 4.0 Throttle Body ($42.00 from E-Bay)
of what I've done I made myself and/or got the-Copper core spark plugs. ($5.00)
parts cheap or for free. I've spent 22 months on-160 Degree thermostat.($5.00)and added Water
these projects,researching and testing. They doWetter. ($8.00) The colder your engine runs the
work and you will see a difference, believe me.more horsepower it has. Make sure you warm
Try these at your own risk to persons oryour engine a good 5 minutes when it's cold.
property. I assume no responsibility or liability for-Manifold Intake Heat Shields. (Homemade)
anything posted here, including any federal, state($15.00) I purchased a roll of high temp gasket
and/or emission laws, manufacture warrentees,material from Pep Boys and three 10' rolls of 2"
insurance and/or safety. These are just ideas I'mwide aluminum tape from a hardware store. I cut
passing along.two 4" x 6" rectangles out of the gasket material
- A "true" cold air intake. $5.50 (From Homeand covered them with several layers of the
Depot)I made it from 3" PVC drainpipe. First, Itape. I slipped them between the intake manifold
removed out my entire air box. Next, I cut a 3"and the exhaust manifold to insulate the intake
hole in my fender wall and stuck the pipe throughmanifold from the heat. I secured them with coat
my fender above my tire. I have plenty of roomhanger wire that I taped between the layers.
for the air filter because I have a 3" suspensionNext I wrapped the entire intake manifold with
lift with stock height tires except they are 1"metal heat tape all the way to the air filter minus
wider. I glued on a 90-degree elbow and anotherthe throttle body. After that, I took a turkey
short section. I had to make a brace to hold it inbaking tin,($1.50)smashed it flat, folded it in half
place so it didn't bounce around. I also had toand wired that under my intake manifold. I drove
reroute my CCV and Charcoal Tank lines. I drilledfor an hour, stopped, pulled the hood open and
holes in the rubber elbow coming off the throttlestuck my hand on the intake manifold. It was cold!
body and used gasket sealer to hold them in(Try that at your own risk as well)
place.- Removed factory 30 lb. rear bumper and
-High flow cone filter. ($25.00 from Pep Boys) Ibrackets and replaced it with a 65" long 3" dia.
clamped it on the end of the intake pipe so it sitsschedule 40 ABS plastic pipe with end caps which
in my wheel well right behind my bumper. I've hadweighs next to nothing.($15.00 from a plumbing
no problems with rain. I don't advise driving insupply store) I secured it to the back end with
deep water though. (Laughing)If you are planningtwo 3" pipe clamps after I painted it black. I also
to, don't cut the hole and keep the cone filterpainted behind the bumper area black also. Call me
under the hood.crazy but my steel jeep is still stronger than
-E-Ram air. ($25.00)(Homemade) I went to atodays plastic and fiberglass crap.
marine supply store and bought a 4" 230 CFM 12-Complete Tune-up.($70.00)Cap, rotor, plugs, plug
volt DelMar Bilge Blower. I used 4" to 3" PVCwires, fuel filter, all fluids etc.
reducing couplings to make it fit. ($2.50 from-When your all done with everything, detach your
Home Depot)I installed it in my intake with apositive battery lead. Turn your ignition key fully
switch in my door panel. When I flip the switchforward and hold for 30 seconds. Re-attach the
alot of extra cold air is pushed into my intake. Apositive cable. This will wipe your computer
2.5 liter engine naturally consumes 86 CFM (Cubicmemory clean. It will rev high for a minute then
Feet per Minute) in 5th gear going 65 mph. Sosettle down. Now drive "normal" for a couple days
that means that I'm pushing 8 PSI (Pounds Perto reset everything so it can relearn the new
Square Inch)Not bad for a plastic blowermods. (Free)
(Laughing)Total Cost about $950.00! Not bad huh. If you had
-Flowmaster Muffler.($38.00 on E-Bay) After thea pro shop do all this with performance name
shop welded it in I had them cut off the rest ofbrand parts, were talking thousands! Some people
my exhaust pipe to lessen some back pressure, Icall it "Ghetto" or "Redneck" mechanics. All I can
only left 1". Then they added an elbow and nowsay is that's it's way faster now and I still have
my exhaust is in front of my rear tire. I also hadmy savings account intact. Hang onto your stock
them shorten the pipe that's between the cat andparts. You might need them come smog testing
the muffler to make it all fit right. I set offtime.
everyones car alarms when I drive by (Laughing)Remember also, less weight = more horsepower
-High Flow Universal Cat ($80.00 from Pep Boys)& better gas mileage. Anything you can do to
-Shorter serpentine belt. ($30.00) that didn't includelesson that is a big help. Every 100 lbs. you can
A/C, which also eliminated 2 idle pulleys for lessget rid of is 3 additional horsepower. It adds up
parasitic loss. I also removed the entirereal quick.
compressor and hoses to lesson weight by 30One thing for sure, I can keep up with traffic
Lbs. Do NOT bleed the A/C yourself. Any A/Cnow!
shop can recapture the freon for you, then you-Another added bonus is my MPG went from 12
can remove the compressor.to 17.
-Throttle Body Spacer. (Free) (Homemade) I cut-Load it like a Freight Car
it from a 1/2" plastic cutting board and used high-Polish it like a Show car
temp gasket material on each side. I had to also-Drive it like a NASCAR.
put a 7/8ths" spacer under my throttle linkage