- Motor Mounts
- 2.3 Thermostat:Anyone ?
- Pics of anyone's exhaust system
- Can the 2.3lt Duratec be found in 4 door's ( ZX5 )?
- Just ordered marcy motorsport intake. Any info I need to know?
- Monster tach install questions. Does pzev need tach driver?
- Launching after cam adj
- emissions testing and the second cat
- Mustang throttle body
- Duratec SCT Flasher
- Air Intake Dyno....
- What's Up Guys?
- MM BS delete kit shipped w/o instructions
- Legal Smog Levels???
- Cam timing adjustment. Benifits>?
- Exhaust leaks
- Flex Pipe
- Duratec 23 powers new Caterham
- Just out of curiosity...
- Zetec header
- punching out stock cat
- Custom 2.3 exhaust question.
- the definative emissions thread
- Marcy Motorsport Balance Shaft Delete Kit Instuctions
- Synthetic Oil
- Clutch issue. Slipping. 11,000 miles and just a CAI
- Finally weighed the duratec focus
- intake i made (56k*)
- SVT focus exaust?
- SCE gaskets
- G-tech Meter Opinion Please
- Flex Pipe, universal vs. Focus Central
- BS Delete Results
- Bypass valve after MAF?
- Valve train noise
- what is the diameter and wall thickness on the CAI's?
- Neat Article
- 2.3 engine mounting points the same as Zetec??
- Think we can adapt these parts?
- Still No Intake!
- Duratec 2.3L engine compatable with zetec fuel system?
- MIL eliminators
- Getting ready for the 1/4 mile.
- interesting oil facts and testing
- Caution: Ebay Turbo Kits for Duratec Focus
- Duratec collision safety features
- Kill me for another CAI question
- Nology PZEV System
- BS Delete Question
- The BIG CAI List
- 3" Exhaust Prototype In Testing
- What are your winter projects/plans?
- Gauges - Order of "Importance"
- cosworth parts d power
- Duratec clutches(UPDATED)
- Beeping/chiming from passenger front of dash (ECU)??
- just finished balance shaft removal
- Engine Cosmetics
- Fuel injectors flushed?
- MY2005 ZX5 Feedback
- Focus 2.3 emblems. Just put mine on.
- Mazda 3 Duratec All Motor car
- bad news for modders
- In the Duratec 20(not E) Switching to sythetic bad or good?
- Egz Dyno results
- easiest way to remove exhaust mani?
- Draxas -vs- Focus Central???
- Sniper tuners?
- intakes
- Dyno'd this weekend
- Road & Track's take on the Duratec Focus ST
- Tornado or SpiralMax
- Tools for measuring TDC
- Mean teaser...
- Ok Dura-techies...heard anything about this?????
- Marcy Motor Sport intake manifold?
- should i get into another contract?
- i need a intake flange
- Was marcy motorsport at sema?
- intake tube(where maf) part number
- ST suspension questions
- WTF is this for????? Do I need it??????
- 2.3L Mazda 3 intake as restrictive as the Focus one?
- "Prototype" Duratec blower/intercooler
- Duratec Internals?
- Anyone with a MARCY CAI!!!!!!!!!!!!!!!! QUESTION FOR U?????
- K&N Typhoon intake install pics
- whats the profile on the stock 2.3 camshafts?
- Exhaust Advice/Recommendations
- Amsoil Oil
- Stock TB better than 65 MM?
- -looking for FS Sport exhaust clip -
- focus 2.3L and Mazda3 2.3L differences
- Sticky throttle
- SVT exhaust on a 2.3?
- Exhaust sizing discussion
- Just got back from Draxas Dyno Day
- -looking for Borla exhaust sound clip-
- 2.0 or 2.3?
- Keep 2.3 (ATX) or go Manual Duratec???
- -Please post pics of FS Sport Exhaust-
- efans
- Ordered balance shaft removal kit. Is it on back order?
- Marcy Intake has arrived
- 2004 2.3 PZEV - does it have an "engine block serial number"?
- Clutch switch
- Who has replaced their sparkplugs on the 2.3 Duratec?
- How Much??
- Water and your intake....
- Started tuning with SCT and Marcy Motorsport
- Taking the plunge
- BORLA 2.5 Exhaust....Installed Yesterday
- 2.3 16v duratec head vs pinto 2.3l 8v head
- Cosworth vs. Marcy Intake Manifold
- Hanging revs
- What header to get??
- Throttle body question (updated)
- Mega Squirt standalone fule management
- FP / exhaust question
- F2 intake
- 3" Duratec Exhaust Video Sound Clip
- HKS Cat Back
- Mazda 3 2.3 parts compatibility
- Nice Duratec Pictures
- HP, TQ and Mechanical Stress??
- Who has the fastest ATX 2.3 out there?
- strange buzzing when car idles w/ the 2.3
- 2004 duratec sedan bright lights won't turn off with dimmer
- Cosworth duratech power
- ZX4 ST exhaust
- short throw shifter
- Wierd things with the Duratec 20 need answer?
- increasing displacement
- All wheel drive??>..!!??!!?
- lower engine mounts differences
- 03-04 new york focus owners beware.
- OBX exhaust
- My Project update
- A look at what a little light aftermarktet boosting will do
- 14.4 ALL MOTOR!!!
- Cam timing
- Post your current mods and 1/4 mile times please.
- Did I miss this? - From the Marcy website...
- info
- Who won the SCT Flash programmer Contest ?
- new to moding
- diablo chip
- Throtle body + MAF sensor...other Performance parts
- Still confused about exhaust
- Lets talk injectors
- Opinnions on f2 header?
- Mazda 3s and the Focus Duratec?
- engine vibration at 2-3k rpms
- Airbox (10,000mi) Focus Sport Cold Air Intake on 2005 ST, pics
- 2.0Lvs2.3L
- 2005 ZX3 Duratec or 2004 SVT ZX3 Zetec
- HKS Exhaust
- hp
- Draxas header is in
- 01-02 strut tower brace fit? (it does - pics added)
- just installed vf rear mount
- 2.6liters
- Reliability & Service - Duratec Vs. Zetec
- Weird Clicking Sound
- What should I be able to buy a '04 Sedan at???
- Do they make aftermarket lower control arms?
- bogging? please help
- Is it a Dura?
- Where is my intake?
- Which exhaust to go with...
- Duratec Owner advantage list :)
- Cosworth d-Power Level 2 Question
- 05 ST exhaust
- How do I hook up a tach to my 05?
- i want to find a 2.3 liter zx3 03 to 04
- Weapon R intake
- Engine Dress-up?
- bad news for a fellow Duratec owner
- custom Intake
- Magnaflow Install...
- Got a weird package today...
- Muffler Question...
- Hydrolock advice
- SuperChipTuning
- Dyno results from a 2.0 Duratec 5 speed?
- Cam adjustment from marcy
- 2005 ST Redline
- Break-in?
- I know I'm asking for it!
- Duratecs at JetFest
- Cold air intake on 2.3L...
- Energy suspension rear mount inserts work for Duratecs.
- Marcy CAI -what's the delay?
- noob head building question
- CAI Installed today...
- 29 MPG....?
- just wondering
- Cosworth D-Power Update
- Duratec-related plates
- Saleen N2o focus. WHats different about the engine?
- Increasing idle
- Fuel Reserve?
- Exhausts..FocusSport or Magnaflow???
- two great articles in SCC
- Battery cover
- Need all insight. Nitrous oxide on a duratec.
- Duratec (2.3 and 2.0) specs?
- Need Some Info ASAP
- crower cams available now!
- what first
- look what i just got
- focus central cam gears
- Break-In Advice Please Help
- Zero to Sixty
- Flex pipe bolt size
- is stock exhaust hard to remove for FS exhaust?
- Supercharger
- Installed my Marcy Motorsport CAI yesterday!
- i know im not the only one...
- Check Engine Light
- I NEED TO KNOW
- Could use some help
- Marcy ITB
- Focus Sport superchip
- FS Exhaust w/Headers and Flex pipe
- Draxas O2 Cheater question
- new muffler in CA
- Starting Problem
- WHOAH LOOK AT THIS
- Gains / losses of rewiring engine bay
- Is FocusSport coming out with 2.3L headers & FP?
- Mazda 3 CAI
- 2.3 Parts...
- Need Exhaust Help Fast
- Poll: Do you (or did you) have a sticky throttle?
- New Numbers
- Please Post your DYNOs
- Cheap & effective forced induction using stock engine & air box?
- 2005 ST exhaust (pics included)
- MAF Tube - Still have to buy with MAF?
- What happened to the 0w-20 Mobil 1 for the Duratec
- Lakewood traction bars. Will it work with a duratec?
- Transmission swap!!!?
- Getting excited
- 2.3l manual people I need you input
- How much HP/TQ?
- PZEV: Clean Fuel Vehicle?
- can anyone with the 03 or 04 service cd help me out? duratec
- Which one is the best
- Let the fabrication begin.