- 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?
- rough runnnig 4.2
- My 4.2 is dead! i want more power!!
- Looking for towing information.
- My Mods
- Group buys?
- 39 HP @ rear wheels
- exhaust for a 4.2
- intake for a 4.2L
- Vulgar Display of Power - 4.2L
- Engine missing
- Supercharged 4.2 ?
- sluggish acceleration