- Thermostat Advise
- check engine
- which muffler?
- No more squeeling belts
- What can I expect from this Mod
- Xcal2. will it compensate for power loss from 32" tires?
- Cut my cats?
- seafoam question
- More MAF problems.
- exhaust dilemma
- jet mass air flow sensor
- interesting sound coming from flowmaster 40
- Mileage Crapper
- K & N FIPK completely F'ed my MAF sensor.
- Exhaust questions
- cam question
- Fuel Economy.. Stats (PICS)
- Wheel Bearing/Hub Assembly
- are 4.0 headers interchangeable?
- How hard is it to....
- Performance time
- Another Borla muffler thread...
- Rough Low Idling!!!
- Idling issues and dieing.
- Replacing heads...
- High Idle
- Help the College Kid out
- Put my intake in
- New Top end..
- Places to buy a used 4.0 motor?
- 0-95mph video
- 4.0 OHV Auto, Running cold? Poor Gas Mileage.
- 4.0 rebuild woes
- true cold air/ ram air
- tires and gas milage
- Not sure what was wrong?
- muffler opitions
- louder exhaust
- brakes locked up when trying to reverse
- 1993 4.0 4x4 Ranger x-cab...
- Idle learning steps?
- Two Different Plugs in my 4.0??
- Ranger at work.
- Engine mod checklist
- blown head gasket
- 93' 4.0 swap with 2001 4.0???
- O2 sensors
- Picking up my CIA today
- Intermitent Code 117
- Time for upgrades
- Hensen 92 octane tune is pinging
- ECU CEL questions.
- Emissions
- Spark plug wires
- 4.0L Throttle Body from mustang to a ranger
- Engine Swap
- Prefilter Cover
- upgrades for engine?
- Vortex Muffler
- Oil leak... Help..
- 4.0 SOHC milage
- Ask me tuning questions
- rev limiter
- want my truck fast
- HELP!! Injectors..
- exaust
- Oversized pulleys???
- Pacesetter Headers
- PO141 code
- high flow cats
- Exhaust help - Straight piping
- Canister Purge Valve
- Fuel Economy
- Budget Ranger Build...
- got a "chip" in my 4.0
- EGR piping..stuff
- Need Help Water Leaking Into Cab
- Can someone verify this for me?
- 4.0 ohv intake manifold question
- starater went
- polishing the throttle body
- Underdrive Pulley Install Help
- Help!! Gas Mileage....
- Oil leak!
- need help with magnaflow..soon
- Vibration...
- coolant change
- auto to manual tranny swap
- Dimensions
- Oil, I need help
- first p0401 (new DPFE), now p0402 (new EGR)
- squeaking and stalling
- Screamin Demon Coil VS. Accel
- Running very bad...engine codes P0172 & P0175
- good website o buy magnaflow
- Ticking noise
- Tranny Swap
- jet programmer
- Help me spend my money
- fuel pressure doesnt hold when key is off
- x cal2 problem
- Underdrive pulley question.
- unknown things in my exhaust line
- Another problem :(
- Vacuum Leak
- dynomax
- Exhaust and Warranty
- Broke down and bought an underdrive pulley
- Rotational Bearing noise coming from front of motor
- I just bought
- Question for all of you SOHC 5speed owners..
- 4.0 question for upgrades...
- Few concerns
- Spark Plug Part Number
- exhaust
- New oil and brake pads!
- Bad Cam Position Sensor?
- govenors..
- Busted off oil cap
- Sluggish jerking feeling. Running bad........again
- Hissing noise around powersteering area.
- Old problem, new diagnoses
- ALso maybe another cracked head?
- cracked head? leaky head gasket? paranoia
- bought new exhaust for my Ranger
- how long has your 4.0 been running
- ehxaust help please
- cold air question
- exhaust broke
- 01 4.0l I Need the Vacume Hose Route
- Bad Problem, Reallt Bad i think
- Need Some Performance Advise
- stock exhaust shot?
- exhaust vid
- Misfiring
- Help Im Stumped.....Weird Sound?
- picked up some free flowmaster 40's, a question or two...
- Real bad sound when starting
- 2.9 Oil pressure?
- OHM out Mass air
- when to replace plugs?
- 4.0L OHV Dual Exhaust Video
- Had a unknown squeek
- Intake
- Hesitation at 2500.
- universal cold air intake?
- Throttle Body spacer
- Spark Plug Question
- Intake system vs. drop in
- lifters gone bad?
- Cabin Filter
- SOHC Swap
- any one frome rhode island
- Help with MPG/HP
- which x-cal tune to get
- help xcal2 tunes
- exhaust setup. have a few questions.
- My Exhaust
- droan at 2000-2500 rpm
- Center in/Dual out muffler.......any one running a center in muff?
- need help ASAP
- glass pack size?????
- Random Misfire...
- motor mout 1993 ranger
- i want thes tips where do i get them
- 1992 Ranger XLT 4x4..How Much $$??
- 1993 4.0 exhaust
- Gonna Get a new Coil Pack...what Plugs should I get?
- which set up would be louder
- Clutch Problem
- Installing Flowmaster Muffler??
- Oil leaks, oil pan...front cover?
- Ranger 4.0L Intake
- Just about had it
- Ticking with 05 4.0L SOHC?
- High pitch whine
- ecu interchangeability
- question about O2 Sensor
- truck throwing a code p1506
- Headers????
- Popcorn in engine compartment?
- Under-drive pulley price
- JBA header owners please read!
- 1993 ranger 4x4 4.0 won't take gas
- 1996 4.0L OHV Bolt Ons
- Poll: Flowmaster Super 40 or Flowmaster Super 44
- Best Intake
- How many have done a 4.2 swap?
- Oil Filter Removal
- Bank 1 and 2 running lean
- Piston replacement in a 94 4.0 ohv
- 93 ranger needs help with exhaust
- Mpg??
- Cold Air
- Engine Startup Problem
- I have the timing chain rattle
- 97 ranger problems =-(
- Gibson Or Magna flow or Flowmaster?
- First Oil Change
- leak?
- 3.0 to 4.0 swap?
- Low\rough Idle and dies when AC is turned on.
- bogging bad
- I got a Bassani too
- Best Performance Exhaust set up?
- x-cal 2 question
- Help
- missing/ surging
- new exhaust?
- Floating gas gauge on 2000 Ranger
- update on cat-delete
- From drive to park, truck dies...
- Whirling noise from engine still bothering me!
- silencer removal
- Synthetic oil on high mileage motor ???
- In Need Of Help!!
- Hiccup/Surge Problem
- HVAC vacuum reservoir location
- A/C clutch pulley
- I know I just cant find it!
- 08 & 02 MAF Part #'s
- What do I really need
- Diablo or Xcal2
- Performance
- Auto to Manual
- where is my pcv valve on a 2007 4.0l?
- just got a xcal2
- tuner
- shift problems
- 02 Ranger with Flowmaster 40 series
- California Emissions?
- more bang for ur buck
- Cracked head repair, is it possible?
- miles per tank
- gas tank capacity
- Misfire
- smoking....
- anyone try e85 in a 4.0 ranger?
- 4.0 ohv exhaust question
- glasspack on a ohv
- Driver's side header removal
- Oil on spark-plug threads
- Strange problems
- dieing? what the hell
- vacum hub fix
- OHV Oil question
- Spark plug change help asap
- What exactly is SOHC?
- Should I get JBA headers?
- Freeze plugs Busted !!!