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4.0 Liter Forum

Jim Oaks
  • Sticky
Updating the 4.0L Tech Page - Suggestions Needed
2 3 4
Replies
55
Views
54K
Francesco Auteri
billpac4u
  • Sticky
Check engine light
2 3
Replies
38
Views
30K
Eddo Rogue
Eddo Rogue
  • Sticky
How to build a 4.0 OHV for power, some limits and tips...
3 4 5
Replies
73
Views
44K
jcscmng
MountainMike
  • Sticky
When To Shift?
3 4 5
Replies
64
Views
47K
Josh_Johnson
  • Sticky
Before performing ANY diagnostic procedures on your engine...
2
Replies
15
Views
30K
Dirtman
Dirtman
Swap?
Replies
4
Views
148
SenorNoob
SenorNoob
stamina
Tom Morana valve cover rails?
Replies
2
Views
244
holyford86
holyford86
If you have a 2008 Ranger with a 4.0.... SEND HELP
Replies
5
Views
257
Josh B
Josh B
Need Help with finding Oil Leak
Replies
3
Views
159
Josh B
Josh B
2003 4.0 sohc p0172 & p0175
Replies
4
Views
141
cosmicwolf189
Hopefiend
Missing in action
Replies
10
Views
315
Hopefiend
Hopefiend
Stalled While Driving
Replies
14
Views
371
franklin2
What is this part?
Replies
2
Views
307
North Idaho 5.oh
North Idaho 5.oh
Joseph6o4
Head gasket help
Replies
5
Views
175
Joseph6o4
Joseph6o4
jcook100
High idle disappears when I unplug the IAC valve, but it is brand new
2 3 4
Replies
48
Views
3K
SenorNoob
SenorNoob
94 ford ranger diagram
Replies
4
Views
136
lowspeedpursuit
Josh B
Unusually high heat from air vents
Replies
2
Views
125
Josh B
Josh B
Pushrod sizing for smith bros form - 4.0 V6 OHV
Replies
2
Views
228
gaz
gaz
95 Still Rough/Hunting IDLE
Replies
2
Views
201
mxboy349
P0305 code has me puzzled and needing help. First Post Here
Replies
6
Views
371
Lawman534
MidnightRider
4.0 leak in thermostat housing again! smh...
2
Replies
20
Views
410
DILLARD000
DILLARD000
Joseph6o4
08 4.0 white smoke on start then goes away p0305
Replies
9
Views
266
Joseph6o4
Joseph6o4
SenorNoob
Short Blocks. OHV vs SOHC
Replies
4
Views
285
Roert42
Roert42
4.0L oil leak
Replies
2
Views
239
sebastian323
sebastian323
PlumCrazy
1995-97 4.0 1 row VS 2 row fan shroud
Replies
8
Views
307
Josh B
Josh B
1995 B4000 SE 4x4 - OBD 2 codes displayed
Replies
8
Views
461
tangoyankee
spanky50
Need some help
Replies
8
Views
181
spanky50
spanky50
short term fuel trim not responding?
Replies
0
Views
102
vegeta
sebastian323
Recommended clutch for 1996 4.0 (softer clutch desired)
Replies
1
Views
172
franklin2
Fuel shutoff?
Replies
13
Views
225
jerkyboyxiii
94 4.0 running rough and eating spark plugs
Replies
13
Views
600
Brant Kieffer
Ignition control module? 92 4.0 v6
Replies
9
Views
499
bigkevfann
konrad911
2.9L w/ MegaSquirt to 4.0L w/ Ecumaster Black and a Turbo build
4 5 6
Replies
84
Views
5K
konrad911
konrad911
lots of codes ??
Replies
3
Views
233
cbxer55
cbxer55
idontknowwhatimdoing
Best option for increasing HP?
2 3
Replies
35
Views
981
holyford86
holyford86
Throttle Position Sensor Reset
Replies
3
Views
272
tinman_72
tinman_72
4.0
Replies
1
Views
149
Uncle Gump
Uncle Gump
94 Ranger xlt overheating issue
2 3
Replies
35
Views
673
4.0blue98
4.0blue98
Purge valve code runs very bad
Replies
3
Views
144
DavD
Help engine change. 2004 4.0 2006 4.0
Replies
5
Views
221
bobbywalter
bobbywalter
Piston Rod bolts - replace or keep?
Replies
1
Views
168
19Walt93
4X4XFD
Stock wire gauge alt to battery
Replies
1
Views
196
SenorNoob
SenorNoob
Bracket racer
Difference between start and run?
Replies
6
Views
197
superj
superj
Gatorbait
Transmission case part identification
Replies
5
Views
257
pjtoledo
pjtoledo
pei
Replies
3
Views
307
pjtoledo
pjtoledo
Broken metal in lower oil pan
2
Replies
23
Views
734
adamtech1
Bill in Arizona
4.0 and 5r55e from explorer into my’86
Replies
4
Views
250
RonD
Timing chain issues after the fix?
Replies
7
Views
259
funguy26
funguy26
Need swap info
Replies
6
Views
300
SenorNoob
SenorNoob
stamina
what is the flow rate of stock 1992 4.0 fuel injectors
Replies
1
Views
216
SenorNoob
SenorNoob
4X4XFD
Can I install a block heater?
Replies
6
Views
323
4X4XFD
4X4XFD
2007 ranger 4.0 p0446 evap issues
Replies
7
Views
344
RonD
95 4.0 Rough and random idle
Replies
7
Views
473
mxboy349
Fuel Pump Madness
2
Replies
22
Views
656
ddjo
RTV around water jackets or not?
Replies
1
Views
150
franklin2
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