- Q about cam timing
- Screw it I'm going with cams.
- shorty headers for the Duratech
- who sells the X cal 2 for 2.3l
- Cosworth dtc's
- I bought an intake manifold from Cosworth for $46 on ebay!!
- i just HYDROLOCKED my engine!!!
- CEL Codes
- ??? for Marcy or Aero???
- digital trick
- Technical Service Bulletins
- How much is a Duratec Cosworth prepared 2.3 engine?
- D23 build, what all is needed to prepare this thing for boost?
- 2.3 atx dyno
- any news on mms intakes?
- Ranger Duratec motor?
- Q. about idle problems
- 29mpg
- Selling 2.3 ZX3
- FocusSport 2.0/2.3 litre Duratec turbo kits - pics, dyno, & video!
- lookin for a new exhaust!
- Removing the intake manifold
- Production Numbers
- anyone know about rangers (intake manifold q)
- so is there a supercharger system for a 2.0l?
- Thinking about Nitrous
- Marcy Motorsport header?
- help installing tach adapter
- MAF Fit Question
- Piston/Rod installation difficulty
- The madness inside the E.C.U.
- Will Performance Upgrades = decreased Reliability?
- still getting CEL after intake install
- Thought it was a pretty stunning time for a 2.0L duratec
- Got my MM CAI
- $300 budget
- Push Button Start.. on Duratecs?
- why
- HELP ME!!!
- 2005 st-hard starting.
- Magnaflow Part #.....?
- spraying with a 2.0 dura
- Installing the FC TB
- Cam timing...
- FS CAI - need help ASAP
- HELP NOW PLEASE NEED TO KNOW
- anyone have the UDP
- Vote to get the 2.3L back in the hatchback Foci!
- 2.3 with happy gas
- Edelbrock intake manifold opportunity.
- emissions?
- strut bars
- Dura w/boost!!!
- jet performance module installation
- Vision of the Future
- Unbalanced thoughts.
- Ordered an MBRP Stainless cat-back for my '05 Duratec ZX3
- Sticky throttle
- How to double your displacement for free.
- Mix-and-match intake design
- Porting the TB
- Friggin Stock Flex Pipe...!, (Fixed 11/12/05 w/ pics)
- MAC motor mount doesn't fit without Modifications
- focus to fusion
- Cosworth Balance Shaft Delete Kit Pics, (11/15/05, Instructions)
- exhaust question....
- Funky Exhaust Smell....?
- Gutting the primary and 2nd cat
- Is it 5 or 5.5 Quarts After BS Delete...?
- New filter study w/pics and measurements
- VF Engineering passenger motor mount... :)
- help with my 2.0 duratec focus
- Focus n00b - Identifying a Duratec 2.3
- Never Get Distracted When Reassembling Your Duratec.! (Updated)
- Just a quick question for you Duratec guys...
- Mazda vs Ford
- Engine Weight, Duratec vs. Vetec?
- 2005 ST 87 octane dyno
- Check engine light came on....
- Mufflers
- 2006 MAZDASPEED6 2.3L
- In the middle of the road.
- Duratec Cosworth Kits Help!
- exhaust...custom or pre-fabricated?
- Test drove a ST
- New Toys for my Focus...
- V6 Duratec in my zx3
- Best cruising speed for the st on a long trip.
- When to tune a Focus
- flex-back or cat-back?
- V6 duratec swap
- ecu code
- the differnce between 2.0L and 2.3L
- Cheap intake for X-mas
- Info on saleen?
- header and cel question
- Oil pan torque specs?
- ported throttle bodies?
- Duratec Performance mods
- cosworth YD8020 flexpipe on the d20
- Maf sensor wiring help
- Thought I'd finally update everyone
- cosworth cams
- Oil change- Normal or severe?
- Stiffer motor mounts for 05' st
- Extreme low rpms at clutch-in?
- Help!!! Just Noticed Strange Ticking Noise?!?!
- Duratec HE
- is the PZEV header/cat the same as d20 header/cat?
- Clutch help!
- exhaust
- Ported Head
- I finally did it (BS Delete and SVT springs)
- SVT injectors and MAF
- Cam settings...
- looking for walter marcy???
- i heard something knocking
- balance shafts remove on backorder?
- ? about stock header
- svt exhaust on a ST
- synthetic oil change
- Mods for a 2.3 Escape
- Stage 3 cams at idle
- Installed cosworth stg1's on sunday
- Cosi Flex on a 2.0?
- mix n match parts!
- 00-04 mbrp on my 05 zx3 2.0?
- Valve Cover ?
- rough idle problem solve but engine light on???
- Cosworth 2.0L upgrades!
- 06 ST Heating problem
- camshafts
- First Ever Pipercross on a Duratec Focus!
- 2.3 Head
- gen 1 & gen 2 mbrp
- Can we modify a 2.5L Ranger in the same way?
- cam for autox
- Xcal 2 on its way
- New website?
- Catback suggestion for future turbo setup
- Marcy Motorsports.. Walter???
- got my xcal 2 today!!
- Cat-back exhaust that keeps the second cat?
- Looking to dip into the Mazdaspeed 6 parts bin?
- Where to buy HKS ??
- Found a cheap set of eagle rods for the 2.3.
- Duratec Parts and Development
- Escape Spark Plug Discovery
- gas pedal gets stuck
- short ram
- what should i do next to the 2.3
- help, highway problem
- F2 Turbo Updates
- Help! stock intake!
- Long busy day @Marcy Motorsport
- ported/bored OEM throttle bodies..looky looky
- CAI Use With Splashguard!
- Duratec Shop Manual?
- Cosworth main bearings/connecting rod bearings
- 2005 Focus Tach
- who has the xcal2 for there 2.3?
- alright, i got my Christmas bonus, now...
- Duratec 2.0 and 2.3 Rods
- Exhaust question
- 2.3 Duratec in my future?
- Oil press. tap!!?
- ECU help (which box is it?)
- I need new mods for the new year
- d-power? worth it?
- OMG, shavings in my oil...
- Help me out
- 2.3 swap.
- help, what is this? (need part#)
- Intake Filter Question
- Colder Plugs for boosting?
- C.A.R.B Cosworth Intake Manifold...
- Time To Get The New Motor, But Have A Quick ?
- Knock sensor
- Balance Shaft Delete Kit - New Design
- How to tap for a water temp gage
- Pulleys
- engine stand mounting points
- Flow Rate
- vw bug
- Locating my ECU
- What ever happened to the F2 header?
- PZEV and non-PZEV Duratec headers in stock
- w00t w00.... cool flo intake on...
- Just announced: 2.3L Duratec SCT Tunes Available
- 2.3L (87.5mm) and 2.5L (92mm) Duratec Short Block Assembly
- Mazda To Increase Mzr Engine Production
- cleaning the maf sensor
- a possible way to supercharge a duratec???
- Stage one cams and udp installed
- air intake questions....
- 2005 wiring diagram
- 2.3 engine diagram?
- Next round of upgrades
- Cosworth Duratec Throttle Body
- passenger side motor mount
- next mod
- Marcy Motorsport intake question - silicone couplers
- Installed cos Stg 1 yesterday
- Cosworth Intake mani...
- Question about which cold air intake to get
- Cosworth D23 motors WTF
- Help Asap! Intake!
- Can I use Xcal2's user adj. parameters to calibrate for larger MAF or do I need more?
- Finally! Got intake in, 5+ hours.
- How to rev your engine...?
- Prothane Engine Mount Bushings
- Duratec specific nitrous kits. Any interest?
- Help with a Throttle body
- SCT Pro Tuner
- Will the SVT coolant cover fit on my 06 mazda 3?
- 3" Exhaust
- anyone have rods and pistons installed? wanna see what ya paid for install
- next mod, help me decide
- Turbo header??
- anyone with an atx and sct
- Custom Exhaust...resonator fitment?
- Car dies at clutch-in -- air leak?
- Ok Duratec fellas, exhaust question!
- Cosworth Fuel Rail
- i defied all odds. and it only took 7 hours....
- Header or intake
- nology wires
- Is CAI Hydrolocking Possible ?
- ok bs delete kits
- Focus sport turbo question?
- found a video of cosworth exhaust
- MY st dyno..
- bs delete kit on a fusion
- NA vs. Turbo
- will these fit our engines
- Exhaust question
- Bad Cams
- anyone hear anything on the 2.0 cossi intake mani??
- Oil Filter on Duratec
- Breath in
- what intake mani with turbo??
- Marcy Motorsport Duratec Valvetrain Parts Update
- Cosworth Roller Throttle Assembly
- my new project
- after market cam install
- need advice
- A REAL cam question
- Flywheel, clutch, differential, gears?? 2.0?
- Degas Cover ?
- JBA Full Stainless Exhaust Installed