Is there a problem with the Jeep 258 BBD?

Is there a problem with the Jeep 258 BBD?

The most common problem I see with the engine is it’s inability to idle. Between the 258 in my ’81 CJ-7 and a couple friends that have 258 equipped Wranglers, I have fixed this problem half a dozen times and the cause of the problem has always been the same.

When did the Jeep 258 engine come out?

The 258 used in ’72-’78 CJs, J-series pickups, and Wagoneers, some used a 1bbl carb and lower compression than later 258s. The 258 was introduced in 1971 as the standard engine in J-series pickups and Wagoneers.

How to fix idle problem on Jeep 258 Carter?

Remove hoop that holds air cleaner. Remove the two screws holding the choke plate with a 3/16″ socket or small flat blade screw driver depending on what screws you have holding it. Be careful not to drop the screws down the manifold unless you enjoy fishing.

What kind of carburetor does a jeep 258 have?

Fixing the problem is relatively easy and once you get past this problem, you will get much more enjoyment from the 258 and the Carter BBD carburetor. The Carter BBD is a two barrel carburetor that was available on late 70s to late 80s Jeeps with the 4.2L engine.

The most common problem I see with the engine is it’s inability to idle. Between the 258 in my ’81 CJ-7 and a couple friends that have 258 equipped Wranglers, I have fixed this problem half a dozen times and the cause of the problem has always been the same.

The 258 used in ’72-’78 CJs, J-series pickups, and Wagoneers, some used a 1bbl carb and lower compression than later 258s. The 258 was introduced in 1971 as the standard engine in J-series pickups and Wagoneers.

Remove hoop that holds air cleaner. Remove the two screws holding the choke plate with a 3/16″ socket or small flat blade screw driver depending on what screws you have holding it. Be careful not to drop the screws down the manifold unless you enjoy fishing.

Fixing the problem is relatively easy and once you get past this problem, you will get much more enjoyment from the 258 and the Carter BBD carburetor. The Carter BBD is a two barrel carburetor that was available on late 70s to late 80s Jeeps with the 4.2L engine.