- Everyone, check to see if your passenger carpet is wet
- What is BEST air intake/filter
- Best air intake
- roller rockers and cams for the 4.2?
- 3.8 in a 4.2 van
- Tornado?? Does it work?
- what RPMS am i shifting at?
- "Can" a 4.2 F150 Tow this?
- Exhaust upgrade
- Horsepower
- cleaning intake manifold
- sleeping off the line!
- Fuel mileage improvements
- 4.2 Power anybody?
- Programmers?
- chip did not improve 1/4 mile
- 4.2L engine replacement
- Engine size?
- Aftermarket Tach
- Looking to purchase a 4.2l truck
- 4.2/3.8 in ranger
- trans valve
- Seriouisly looking at a 4.2 truck, some info please.
- 4.2L vs 4.3L
- OD light flashing
- Extended cranking time on 4.2L
- How much HP gained when EGR deleted?
- 17.5mpg YES!
- Mass air flow ????????
- Engine swap?