- going dual Exhaust
- Torque-to-Yeild head bolts
- I want better gas mileage!
- 98 4x4 4.0 - How hard to change the oil pan gasket?
- Harmonic Balancer?
- Question about air intake setup...
- Exhaust acting Strange
- Claddering sound
- 3.0l to a 4.0l Question
- 94 4.0 Questions
- Seems like a good day to flush the coolant.
- performance on a 2010 4.0??
- Running valves on a 4.0 OHV
- Should I be worried?
- Canister Purge Valve
- Two questions...
- 4.0 swap
- Other minor things that I need to fix
- help quick please!
- new member, new truck, thoughts?
- Exhausts.......
- What does the timing chain rattle sound like?
- What is this? (Noob question)
- check engine light
- Wiring harness PCM differences....
- I need help!
- 4.0 help
- knocking in steering 05 ranger
- plug wires - how do they go?
- Superchip for an 09?
- 4.0 OHV Oil Leak
- Custom cold air intake.
- Truck to loud cats off at 4000rpm glasspack?
- On the hunt for a 4.0 SOHC with no timing chain rattle.
- Thinking of putting in e-fan
- Flowmaster 40, 2.5'' from headers no cats Vid!
- Magnaflow on my 4.0L
- oil filter fitment
- header leaks
- Spark plug wires
- water pump on its way out?
- Flowmaster 40, all 4 cats taking off?
- Part Identification
- Got me a 4.0 Bronco ll 4x4!
- [ help ] - PERFORMANCE CHIP
- 2000 4.0 onto a 1998 3.0 truck?
- Edge Fuel Capacity?
- New Flowmaster Exhuast: Need Opinions
- Shutter and Stumbling issue
- side exhaust hurting me?
- 4.0 Exhaust
- does anyone know about this???
- 4.0 OHV Timing Chain
- which v6?
- need help on this one
- This is My Last Resort over $1500 invested... Any Help is Welcomed
- 4.0L Replacement
- Soemthing weird when i turn the ignition on
- Still not running just like I would like
- major tune up
- I got a ? fellas
- Please HELP
- New Ranger owner with some 4.0 freshening up questions.
- ECU Reset?
- Tech question
- Trying to get more performance
- ticking sound?????
- 99 Ranger not getting spark
- Changing EGR Valve
- trucks making a chirping sound, but...
- EGR tube removal
- explorer 4.0 ohv coolant leak
- Ooooo new exhaust on the way!!!
- 2001 4.0 4x4 running rich HELP
- 4.0 Engine Swap
- Need help deciding what exhaust to get!! i already got headers.
- valve noise question
- XCal 1 and Xcal 2 differences?
- HVAC blower
- K&N Intake
- Yet ANOTHER Underdrive pulley thread!! ive searched. lol
- 4.0 engine mods?
- Im having a miss in my 94' 4.0
- Whats does a tune up consist of?
- collapsed upper radiator hose
- Trouble pulling balancer '94 4.0
- Got the new JBA Headers on today...
- I want some more horsepower for my 94' 4.0.
- OHV vs SOHC
- squeaking/chirping under vavle cover
- Throttle Position Sensor Attachment
- 4.0 spark plug change
- New MagnaFlow Exhaust
- 91 Ranger engine trouble.
- programmer/tunners
- Passenger Floor Heating Up
- Luck just turned for the worst...broke off water pump bolt
- occasional 3rd gear problem
- Question: 4.0 - 2.9 engine swap
- Need some help with sohc timing
- Misfire 0n cylinder 4 1999 4.0 ranger
- Voltage issue
- Texas Ranger
- rev over 3000rpm
- another prob
- shredded my belt, problems?
- brakes wearing out prematurely
- 4.0L SOHC noise
- Encountered a problem today with my truck
- 4.0 OHV cam position sensor help!
- Need help with idle
- 4.0 OHV eating spark plugs?
- 4.0 ohv
- noise help.
- 3.0 to 4.0 ohv trans swap
- Tunes
- swap 3L for 4L
- 4.0 swap
- whats the part# for a gatorback belt?
- p0401 failed smog woo hoo
- exhaust & headers
- Intake making loud humming noise
- Hmm right forum for this?.. Need 1 more gauge for my pod.. wat to get?
- 94 4.0 has flutter
- lucas gas and fuel injection cleaner
- 4.0 valve train noise
- running like crap
- Need a a/c part and dont want to go to the dealer
- 1998 4.0 replacement
- leaking oil behind Crankshaft pulley!!!!! How do you fix!!??
- Rough engine
- Converting from a 3.0 OHV to a 4.0 SOHC
- How do you remove an AC mainfold line?
- whining noise in engine
- Got some codes, didn't know if anyone else has had these problems.
- Vacuum lines
- Annual Milage
- Coolant resevoir keeps drying up!
- Exhaust
- dynomax
- ? about AC hose..
- looking around for part stores
- Wiring harness Q's
- 98. 4.0 no fire
- 98' 4.0 wont fire
- Throwing codes left and right!---HELP
- Oil level
- Can anyone tell me what this is?
- Header And Lift
- Strange, consistant whining noise on 4.0
- miss firing 4.0ltr need help
- Found BBK headers
- Question bout aftermarket headers!
- EGR and emmissions
- tuners
- Truck trying to cut off while idle
- 4.0L SOHC questions ima newbie need help
- 5.0 swap or supercharger
- Stock horsepower?
- Tuner on a 4.0 OHV 5-speed - worth it?
- where is my ECU
- IAC Hell
- In Need of a new muffler
- BIg Problem taking off the oil filter.
- Intermittent leak??
- Removing fan assembly
- Exhaust q's
- Overheating with A/C on
- Engine noise 4.0 ohv
- Scangauge codes?
- Plug change time
- First oil leak
- 4.0 wiring questions
- Fuel Pump/Delivery Problem
- Leaking Oil/Rough Idle
- '94 Mazda 4.0L cam position sensor
- lean bank one and bank 2
- ??IDEA'S WITH UPGRADING ENGINE??
- 4.0 ohv fan clutch removal help
- rear seal
- Lockable cas gap
- Oil in intake tube 4.0 SOHC
- fuel pump runs all the time
- 4.0L Ranger XLT upper intake
- would CEL be on?
- location of starter solenoid
- Spark Plug Heat Range in SOHC
- motor mounts?
- Rough Idle, White smoke, and a CheckEngine light!
- BEEP BEEP BEEP STOP BEEPING!!!!
- Crank Sensor: where's it at in a OHV???
- 4.0 ohv-4.0 sohc
- Swap questions
- Thermostat Replacement book time
- 4.0L OHV programmer
- sohc ?
- P0171 help
- 1998 4.0 stumbles under load
- No ignition.
- h20 sensor plug loction
- rocker spacers/ engine link 4.0 ohv
- News Plugs or Not?
- Engine Temp Gauge Issue
- this part squeals
- Engine swap question...help?
- New chip, says connect to IAT, 04 dosent have one HELP!
- Just bought this truck HELP!
- WTF!!
- X3 1st Flashing Question
- 3.8 factory mustang headers
- CAT question
- E3 spark plugs?
- Looking for an exhaust
- Is this acceptable?
- fuel pump pressure question
- Engine compatability
- Yaaaay another problem!
- intake/air filter
- Lifter knock?
- Wierd noise with my 4.0
- Knocking
- Catalytic Converters???
- New fuel pump...
- If its not one thing its another....I need advice.
- 4.0 OHV pinging under load
- Fuel filter (Original or replacement?)
- COOLANT LEAK IS DRIVING ME CRAZY PLEASE HELP!
- Intermitent Spark
- 4.0 STARTER REMOVAL?
- Where is my starter??
- 4.0 swap?
- newbie with exhaust questions
- Uhh.. should my gas mileage be this crappy?? 4.0, 4.10's, 33's..
- Neglect and 100k
- possible fuel sender issue
- Bad Fuel Pump Signs??
- Changing Fuel Filter on 96 Ford Ranger
- cracked oil pan need help asap !!
- STARTS AND STALLS...
- 08' 4.0 SOHC- feeling sluggish?
- I want to do a fluids tune-up on the truck
- Offroading my fx4 offroad
- 99 Ranger wont start
- replacement motor maybe?
- slack in throttle
- check engine
- Blowing fuses!!!!!
- no start issues
- I'M PRETTY SURE THIS IS BAD
- Fuse Problems