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My Hot Rod Project Car
My third car was a Malibu blue
2001 Ford Focus ZX3, purchased from Signature
Ford in Perry, MI. This Blue Oval Certified Ford dealer is a great
place to buy and service a car, and I highly recommend them to anyone
looking for a good Ford dealer (which can be hard to find). This
car, like my previous car, received great reviews, specifically for its
superb handling, and amazing features for an inexpensive car (mine, which
has most options, stickered at about $14,600).
It's been on
Car & Driver's
"Ten Best" list for its first four (U.S.) model years (2000-2003).
I got it with a 5-speed manual transmission, and the Power and Premium
Groups.
The May 2001 issue of
Car & Driver
sums up my feelings for the car well. The car's handling is excellent.
The ride is slightly softer than my 1997 Contour's was, but it handles as
well, if not better. The shifter is wonderful, easily slipping into each
gear. The seats are awesome, amazingly well designed, aggressive
sport bucket seats that don't seem like they belong in a car starting at
$12,615, and the same can be said of the thick, leather-wrapped steering
wheel.
It's light weight (about 2600 lbs.) and small size make the car fun and tossable
(and a tight turning radius!). There's plenty of room in both the front and
back seats, especially head room. It's shockingly quiet on the
expressway (significantly less wind noise than my Contour had). The stereo
is phenomenal. I truly can't believe how good it is for a factory system
in an inexpensive car. It has an in-dash CD player with large, easily
operated controls, and four, 6x8" speakers. It has good bass (I've
vibrated the rear view mirror with some bass-heavy music), and good clarity
in the mid- and high-frequencies. It even has a detachable faceplate
(buttons 2 through 5). Finally, the car has Ford's passive anti-theft
ignition system. There's a circuit inside the key that has an
electronic code that the computer in the car must read or it will not allow
the engine to be started, even with a hot-wire.
My biggest complaint about the car is the lack of rear
disk brakes (it uses drums in the back). However, after driving the car, I
have no complaints about the performance of the brakes, so maybe the setup
isn't so bad, after all. Shortly after that is the center armrest. It's
comfortable for expressway cruising, but it's extremely awkward
for shifting. I have, for the most part, gotten used to it. I would also
like the engine to be a bit more refined, and to have a timing chain
instead of a belt that needs replacing every 120,000 miles (which is much
better than the typical 60,000 miles on most timing belts).
It's hard to make a firm statement about the accelerations numbers for this
car in stock form. They've varied widely from review to review. The May
2001 article in
Car & Driver got a 0-60 MPH
time of 8.7 seconds. However, in an earlier review of a
ZTS sedan (I think), they got in the high 7 second range (I believe it was
7.8 s). This is more what you'd expect from a 2600 lb. car with 130 hp
and 135 lb-ft. of torque, most of which is aimed at around-town driving
(lower RPM). The peak horsepower comes at only 5300 RPM. Top speed is
limited to 104 mph. The slow acceleration times are generally attributed
to the tall gearing.
Check out the Ford Focus Enthusiast Site (FocalJet) at
www.focaljet.com. This is a
great site for forums and shopping for after market modifications.
CURRENT MODS, Short Version
- FocusSport front stress
bar/strut tower brace, blue
- Ceramic coated FocusSport
cat-back exhaust with "stealth" resonator
- Wiper stalk with variable intermittent speed (from Focus wagon)
- Momo Superturismo Alloy Pedal Set with
blue inserts
- Enkei RS5 wheels in 17x7" size
Brembo front brake rotors
- FocusSport flex pipe
- Focus Central 65 mm
throttle body
- Jackson Racing supercharger
- Custom made 2.3" supercharger pulley for JRSC (stock is 3.0") and
custom made 5.9" crank pulley (stock is 5.17") from
Auto Specialties Performance
- AutoMeter 15 psi boost gauge
mounted in AutoMeter A-pillar gauge pod
- Kurtz Kustomz Motorsports
True-Rev Max Induction Kit, minus the intake tube (which I can't
use with the JRSC)
- 180 degree thermostat (stock is 192 degrees)
- 42 lb.
Ford Racing fuel injectors from
Alternative Auto Performance
- Custom tuned/programmed AutoLogic performance chip from
Alternative Automotive Performance
- Michelin Pilot Alpin winter tires
mounted on my OEM 16" wheels (P205/50HR-16)
- FocusSport 4-2-1 straight
pipe header.
- Raybestos PG Plus front rotors
and Raybestos QuietStop pads, both of which came highly recommended by the
guys at Sharps Supply on Saturday, February 29.
- Snow Performance
Stage 2 water/methanol injection kit with optional injection pressure
upgrade and solenoid (nozzle mounted in intake manifold), A-pillar
dual gauge pod with supercharger boost gauge, injection pressure gauge,
low tank LED, and pump active LED. Installed by Sharps Supply on
Wednesday and Thursday, March 3 and 4, 2004. Re-tuning with
Lidio at
Alternative Auto Performance
happened on March 24. Peak power is now 202 fwhp (with 500 RPM left to go
before readline) and 194 lb-ft. of torque
at the front wheels, or about 237 hp and 228 lb-ft. of torque at the crank.
At redline, the car should be doing 240 hp at the crank.
- Ford Motorcraft platinum spark plugs at one heat level cooler
(the coolest Ford makes for the Focus)
- Cervini's Mach 5 fiberglass hood
- Falken Azenis ST115 ultra-high
performance summer-only tires
- Eibach Pro-System suspension
kit
- Progress rear anti-roll
bar
- Goodyear
Gatorback Poly V-Belt accessories belt
- MotorcraftAZFS22C copper
spark plugs at one heat level cooler than stock.
CURRENT MODS, Detailed Version
- I installed my Iceman
Cool Air Intake on August 2, 2001. It's the new version with the second
intake pipe that gets more cool air from just behind the driver's side
headlight. Based on a dyno posted on
FocalJet, the old,
single intake Iceman adds 6 hp and 6 lb-ft of torque at the wheels (maybe 8
bhp and 8 lb-ft of torque at the flywheel). With the extra intake tube, it
may get another 1 or 2 hp. The replacement tubing is shaped with smoother
bends, and larger tubes. It makes use of the stock air
box (to ensure cold air), but usually the kit is shipped with an aftermarket,
high-performance, cotton filter. Mine had an AFE filter. The increase in
performance is noticeable, especially at higher RPM. It's easier to spin the
wheels in both first and second gear than before, as well. Later,
most of the Iceman system was replaced with the KKM True-Rev system
(see below). Only the intake tube from the front of the car to the
bottom of the stock air box remains to help bring in cold air to the
cone air filter. I later replaced most of this with a cone air filter,
leaving the intake tube from the front bumper to bring cool air in
(see below).
- I traded in the Superchip I had in my Contour for a
DiabloSport from
2D's Performance. Danny there
gave me a deal I couldn't pass up. He swapped my Contour Superchip for a
DiabloSport programmed for my Focus for only $8.95 for return shipping
and handling. Of course, you have to use premium gas, but when you do, you
get in the ballpark of 10 hp and 10 lb-ft of torque at the wheels, increasing
power above 5300 RPM (where the car normally peaks) the most. It also removes
the speed governor and bumps the rev-limiter up to 7100 RPM.
I had some serious problems getting it installed, but the final, successful
install occurred in late October, 2001.
- I installed my new FocusSport
front stress bar (in blue to match my blue theme in the engine compartment)
on December 26, 2001. It made a slight improvement in steering response.
There's now less lag between turning the wheel and changing direction,
better on-center feel, and the car's handling seems a bit tighter in general.
Definitely worth the $75 I paid (on special).
- I had
Sharp's Supply/M-43 Auto Parts
in Mulliken, MI, install my new
FocusSport ceramic coated,
aluminized cat-back exhaust on March 14, 2002. While the pipes are aluminized
steel, the resonator and muffler are 100% stainless steel (still with the
baked-on ceramic coating). The sound during around town driving and at idle
is wonderful. It's a bit louder than I'd like inside the car at expressway
speeds, but it's at these speeds where I noticed the biggest improvement in
performance. It seems to have lost a little bit of very low end pull, but
gained significantly at mid- and high-RPM. The exhaust tip is
quite attractive, too!
- It looked like my DiabloSport Chip was causing engine stalling, so I sent
it back to 2D's Performance to be swapped
for a
Superchip (yes, the kind I started with).
I was told that they're having many failed DiabloSport chips returned to them.
The Superchip slightly outperformed the DiabloSport in a recent quarter-mile test on
both manual and automatic transmission Focuses, anyway. The Superchip was
installed on June 12, 2002. Initially, the frequency of the stalls
dropped dramatically with the Superchip, and after a couple of months,
the stalling stopped altogether. I'm not sure what was causing them, but
I'm glad they're gone. The Superchip was later sold
and replaced with an AutoLogic chip (see below).
- My OEM Firestone Firehawk GTA-02 tires wore out at about 43,000 miles.
I replaced them with the new Falken
Ziex ZE-512. It's an all-season, ultra-high performance tire (V-rated,
for 149 M.P.H., in the OEM size). Falken tires are very well respected at the
Jet, and in the sport compact car
crowd. I'm quite happy with mine so far. They perform superbly in both
dry and wet conditions, even with heavy rain. They perform O.K. in snow,
but not great compared to other high-performance all-season tires I've
used on this car and my others.
- On November 24th, I replaced the stock wiper switch (with only
single-speed intermittent wiper) with the one from the Focus wagon,
which has 6 speeds to the intermittent wipers.
- On December 28, 2002, I installed my blue
FocusSport spark plug wires. They
look cool, might result in a slight improvement in gas mileage and power.
They also allow the car's electrical system to more easily deliver a good
spark to the cylinders.
- I completed the installation of my Momo
Superturismo Alloy Pedal Set with blue inserts from
FocusSport on January 10, 2003.
I really like the way they look with the inserts that closely match the color
of the car, and they're larger (especially the clutch and brake pedals) than
the stock pedals, which is good for me with my size 13 shoes.
- My OEM cat died on January 24, 2003, leaving the cat clogged and my car
slow, bogged down with dangerous back pressure. My
Random Technology
cat from
McNews Automotive was
installed on February 5. Someone else on the
FocalJet dyno tested it with
similar mods to what my car has and the result was
the advertised increase of 8 hp and 8 lb-ft of torque at the wheels.
I don't doubt this claim at all, as this is definitely the most
noticeable mod I've done so far. Throttle response is improved
and the car is so much quicker that saying the change is "noticeable"
is a drastic understatement. It also made my car quite a bit louder,
both in around town driving and on the expressway. This probably would
have bothered me a long time ago, but I've given up on caring about the
car being quiet--I just want it to be fast!
- With some of my tax return money I ordered
Enkei RS5 wheels in 17x7" size from
Todd at
Discount Tire Direct.
I got them with the same tires I have now but in P205/45-17 size.
At that size, the Falken Ziex ZE-512's are Z-rated
(over 150 mph). I received the wheels, tires, and
Gorilla security lug
nuts on February 4, 2003. They were installed on the car in
April, 2003.
- My rotors warped again after just having them machined. So, on
Monday, February 25th, I ordered Brembo rotors cryogenically frozen from
Frozen Rotors. Freezing the rotors
theoretically makes them less likely to warp, and Brembo rotors are high quality
rotors to begin with. The rotors and the treatment for the Focus run about
$100 per rotor. The rotors were installed on Monday, March 10, 2003.
Update: the rotors warped after less than 4 months! Needless to say,
I will not be buying these rotors again.
- I ordered the following items.
- FocusSport flex pipe from
McNews Automotive connecting
the catalytic converter to the cat-back exhaust for $100. It has a 2 1/4"
pipe with smoother bends than the OEM piece (which is 1 7/8").
- FocusSport "stealth" resonator
that replaces the resonator that came with my cat-back exhaust. It's much
larger but doesn't restrict flow any more. I did this because the loudness
of my new catalytic converter is getting to be a bit too much for me.
- Focus Central 65 mm
throttle body from
McNews Automotive.
This is supposed to be a good mod for a forced induction Focus.
- Jackson Racing supercharger
from McNews Automotive
for $2600.
- 2.6" steel pulley for the supercharger from
ASP Racing for $85. The
stock JR pulley is 3". I was hoping for 7 to 8 psi of boost at RPM
cutoff (6750 RPM), but instead ended up with 6 psi there. So, I'm
still working on the JRSC (see below).
- I had
Sharp's Supply/M-43 Auto Parts
in Mulliken, MI do all of the physical installs. They do great work there
for a reasonable price, and I highly recommend them to anyone in
mid-Michigan looking for a shop to install parts (or just a good mechanic
shop). Also, they can get, and fabricate, many parts in shop (they do
performance, standard mechanic work, and are a parts store--very
convenient!). For the custom tuning, 42 lb. fuel injectors install,
and AutoLogic chip programming, I took the car to Lidio at
Alternative Auto Performance
in Mt. Clemens, Michigan.
They're one of the most reputable Ford (especially Mustangs, but they've
done a good number of Focuses as well) performance tuners in Michigan
and have a ton of experience with supercharged Fords
(Vortech and Eaton roots type blowers). The AutoLogic chip was custom
programmed for my car on 93 octane gas. It bumps the speed governor up
to 160 mph, disables the EGR system, turned the shift light into a
real shift light, coming on at 5900 RPM, spins the fan faster and
turns it on earlier, and of course modified the timing and air fuel ratio
as determined by Lidio's tuning. The 65 mm throttle body make a HUGE
difference in throttle response! Supposedly, this latest generation of
Focus Central throttle body
"fixes" the loose gas pedal feel, but mine feels pretty loose. I'm used to
it now.
FocalJet offered to swap me his
2.3" supercharger pulley for my 2.6". Also, I ordered a 5.9" aluminum
crank pulley (stock is 5.17" steel). I'm hoping these two will jack the boost
to between 8 and 10 psi. I definitely want 8 psi at no higher than 6500 RPM.
To help make this safer for the engine, I'm going to have a 180 degree
thermostat installed along with the new pulleys.
- Friday, April 11, 2003, I installed the S&B Powerstack
cone air filter, part of the
Kurtz Kustomz Performance
True-Rev Max Induction Kit, minus the intake tube between the MAF
and throttle body, because this won't work with the JRSC. This should
be a freer-flowing intake for the supercharger, hopefully increasing
boost and power somewhat. The sound of this intake and the supercharger
is quite intoxicating!
- I swapped my 2.6" supercharger pulley for a 2.3" from a guy
on the FocalJet, ordered a 5.9" crank pulley (stock is 5.17"),
and ordered a cooler 180 degree thermostat (stock is 192 degrees).
This was all installed by
Sharp's Supply/M-43 Auto Parts
on June 6, 2003. On June 11, 2003, Lidio at
Alternative Auto Performance
re-tuned the car, and we dyno tested it on a
DynoJet dynamometer. Below is
the dyno graph (click for a larger image).
Note that the some of the ripples in the torque graph are due to the DynoJet's
problems with reading the engine RPM. This is quite a bit less power
than I was hoping for. I was
expecting at least 200 whp. I have 172 whp (about 200 crank horsepower).
However, unlike all other JRSC powered Focuses I've seen dynos for (or
heard of), I'm making more torque than power. Usually, JRSC Focuses
don't have much torque. I'm making huge boost for a JRSC, though,
at a maximum of about 14 psi. The maximum torque at the wheels is
179 lb-ft., which works out to about 210 lb-ft. at the crank.
The car now runs great, but the air entering
the engine is too hot when I "get on it." Lidio recommends I get a
good, more efficient (aluminum) radiator, maybe a hood with vents (or
install vents in my current hood), and, to get more power, replace my
stock header and Random Tech cat with a straight pipe ("race") header.
Also note that Lidio always tunes for engine reliability and longevity,
which accounts for some of the difference in horsepower compared to
my expectations (based on what I've seen from some other modified
JRSC equipped Focuses). In my case, the average air/fuel ratio is
11.5 to 12, and the average timing increase is 9 to 10 degrees. The
timing is low. We would like to increase timing more, but when we did,
we got detonation. I also need to take the car back at some point
because it does not like to start in cold weather, and it does not
run well until it warms up. It appears to be adding too much fuel
under these circumstances.
- On October 25, 2003, I purchased
Michelin Pilot Alpin winter tires
mounted on my OEM 16" wheels (P205/50HR-16) from
Discount Tire. These are
an H-speed rated tire (130 mph). I'm anxious
to see the difference good winter tires make. I've never used winter
high performance tires before.
- I bought
Denso Iridium spark plugs
two heat levels cooler than OEM spark plugs from Sharps Supply.
These plugs are highly recommended for high power/high boost
Focuses. They should add a little power and improve gas mileage
a little. In addition, it's recommended to run two heat levels
cooler plugs when you have more than 10 psi boost, maximum, to
help keep the engine running cooler. Because they're designed
for high performance rather than long life (sharp firing point
rounds off over time), Denso recommends replacing them every
30,000 miles. For me, this will be about every year, maybe
slightly more often.
- I purchased and installed
Sylvania SilverStar
headlight bulbs on December 12, 2003. They are much whiter
and supposedly produce a more useful, focused beam.
- My stock JRSC belt (Gates K060997) started slipping on hard
acceleration, so on December 13, 2003, Sharps installed a
Gates K060994, which appears to be perfect for my pulley setup.
- I purchased a 4-2-1 header from
FocusSport. This header
was designed for boosted Focuses and replaces the stock exhaust
manifold and catalytic converter. It may not make quite as much
power as their upcoming newly designed 4-1 header, but it was
heavily discounted to sell fast, and has better ground clearance
(and is gorgeous, and extremely well made). I'm hoping this
will alone add at least 10whp. It was installed on Saturday,
February 21, 2004. My initial impression of the noise is that
the car is significantly louder under hard acceleration, but
may actually be quieter cruising (less drone).
- I purchased
Raybestos PG Plus rotors and
Raybestos QuietStop pads, both of which came highly recommended by the
guys at Sharps Supply. They were installed on Saturday, February 29.
- Water/methanol injection system:
-
A Snow Performance
Stage 2 water/methanol injection system to cool the air intake
charge of my supercharger but with a smaller 60 psi dual-pump
(as recommended by Matt at Snow Performance) for $369. I am
using a 50/50% mixture of water and methanol.
This system includes a green "on" LED and a red low fluid level
LED that are mounted in an A-pillar dual gauge pod. I am using
the 0.8 mm nozzle (with 6 mm hose connection) from
Aquamist so the nozzle
could be installed in the existing hole in the JR
intake manifold.
-
Along with this
I got these Snow Performance extras: solenoid (required
when mounting the nozzle after the blower, $40);
and injection pressure upgrade ($30).
-
I got a dual A-pillar gauge pod to replace my single
gauge pod, and a pressure gauge to monitor
water/methanol pressure. The AutoMeter part number for a dual
gauge pod is 10104 (about $28). The part number for the
Traditional Chrome 150 psi oil pressure gauge (works with water,
too) is 2423 (about $37). This is the same style as my existing
boost pressure gauge. This gauge will allow me to make sure
proper pressure is going through the line given the current
amount of boost. If the boost goes way up, that indicates
a clogged nozzle.
-
The car was returned to
Alternative Auto Performance
for retuning by Lidio on March 24, 2004. The first dyno run was performed
with the old state of tuning. The changes from the last time were:
different Dynojet, different day, boost cooler running, and FocusSport
4-2-1 header. The peak power was 182 whp and 176 lb-ft. of torque. That's
an increase of 9 fwp and a decrease of 3 lb-ft. of torque. Later dyno
tests showed that the header likely added 10 whp or so, and I may have
actually lost a little from the boost cooler without tuning.
The car was tuned for "safe" mode,
so that if the boost cooler stops working or runs out of water/methanol,
I can push the switch in to change to a mode with a richer air/fuel ratio
and less timing advance. This is the dyno graph:
The maximum power is 187 whp and torque is 178 lb-ft. The other program
on the chip is for full boost cooler mode. The air-to-fuel ratio was
leaned out a bit to between 12 and 12.5, and timing was advanced a little
(3 degrees over safe mode across the entire RPM range, 16.5 degrees at
wide-open throttle). Here is the dyno of that mode:
The dips in the curves in low and mid RPM are a problem. Timing advance
dropped out there on many runs (but not on others for some reason),
causing a drop in power and torque. Lidio hopes to be able to fix this
in the future when he gets the new chips and updated software resulting
from the merger of AutoLogic and
DiabloSport in a few months.
The peak power is 202 whp and torque is 194 lb-ft. Assuming 15%
drivetrain loss, this works out to 237 hp and 228 lb-ft. of torque
at the crank. Very impressive numbers for a car that weighs no more
than 2650 lbs., with the extra supercharger and boost cooler
hardware!
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On April 14, 2004, I replaced my Denso iridium spark plugs (2 heat
levels cooler than stock) with Motorcraft platinum plugs (AZFS22FE4)
that are 1 heat level cooler. The plug gap on one of the Densos
(cylinder 4) got closed somehow. I decided to stick with Motorcraft
plugs. In the future, I may try the copper ones (AZFS22CF4), which
are supposed to be good for a few more horsepower, but won't last as
long as platinum (probably about 25,000 miles compared to 90,000 miles
on the platinums). I also decreased the gap from the stock of 0.050"
to 0.033". 0.032" to 0.035" is recommended for boosted Focuses (and
other boosted cars, I think).
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On April 17, 2004, Sharp's Supply swapped my clogged 0.8 mm water/methanol
nozzle with the 0.9 mm one I already had.
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On April 17, 2004, Sharp's Supply installed my warranty replacement
for the resonator-back portion of my exhaust from
FocusSport, which was rusting.
The new one has a different muffler (it's really a second resonator),
and their newer, much better, polished ceramic coating. It seems to be
a little quieter, too.
-
On May 10, my car was hit by a semi (along with three other cars).
While at the body shop, I had them install a new
Cervinis Mach 5
fiber glass hood with dual air intake vents. They're
positioned perfectly for cooling the supercharger/intake
manifold and air filter. It also relocates the windshield wiper
fluid nozzles to under the hood, giving the hood a cleaner
look.
- I replaced my
Falken Ziex ZE-512 tires on my
new 17" wheels with
Falken Azenis ST115s in
P215/40R-17. This summer-only tire has a great tread wear rating
(better than my current all-season tires), and is supposed to be
very quiet. They should handle better both in wet and dry than
my previous all-season tires. I also only paid $96 each at
Discount Tire.
-
When I got my new tires, I ordered the optional wheel center cap
for the
Enkei RS5s with a blue
stripe/ring. They cover the lug nuts and lug nut holes, and look
good.
-
I replaced my Gates accessories belt with a
Goodyear
Gatorback Poly V-Belt on July 14, 2004. These belts have the Goodyear
"Helicog"(TM) design that has been proven (on
FocalJet) to provide
better grip and less slippage. The part number is 4060995.
-
On April 23, 2004 I purchased the
Eibach Pro-System from Sharps
Supply for $450. It was installed by them on July 14, 2004. This
kit drops the car 1.5", replacing all four
springs, front struts, and rear shocks (and bump stops with new
Ford OEM ones). It drastically improves handling, probably putting
me around 0.95g of lateral acceleration. Along with this, I got rear
camber bolts (to allow 1 degree of camber adjustment in the rear) from
McNews Automotive
(these will likely not need to be used for such a mild drop), and the
rear shock mount
shims from
Lefebvre Performance
Engineering.
-
On April 27, 2004 I purchased the
Progress rear anti-roll
bar (Progress part number 62.0840) from
NewEdge Performance.
It was installed by Sharp's Supply (M-47 Supply) on July 14, 2004.
It's 22mm (stock rear is 20mm, while the front is 21mm) with urethane
bushings. This improves handling balance (slightly shifting it
away from understeer) and reduces body roll without going to the
extra cost of getting both front and rear bars (installation of the front
anti-roll bar is very time consuming). This rear anti-roll bar was
designed to be used with the stock ZX3 front anti-roll bar.
-
On September 28, 2004, I installed
Motorcraft AZFS22C copper
spark plugs at one heat level cooler than stock. These plugs
are supposed to offer the best performance, especially for FI
Focuses, according to many people on the
FocalJet. A couple of them
even said they dyno-tested them and saw a 5 hp gain at the wheels.
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