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    Bumper attachment?

    Just got my custom built rear bumper and it is built with mount plates to match the factory holes that the original bumper mounted to. I am wondering if this method of mounting is strong enough. Is there a better way to mount such a bumper? Here is the bumper...
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    D30 disconnect to D30

    Other than just swapping out the axles, one for the other, what else needs to be done? Such as what to do with the vacuum actuator lines and anything else. Is it as simple as the swap and then plugging off the ports at the transfer case?
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    Fuel injector swap

    Here is a question for those that have swapped out injectors. 1990 XJ 4.0 Is it possible without too much difficulty to swap the injectors without disconnecting the fuel line in and fuel line out of the rail?
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    Wire gauge?

    Ok, quick question to ponder. If you don't have any 4 gauge wire to run from the distribution post to a fused distribution block, could one use 2 strands of 8 gauge and effectively double the load capacity equal to 1 strand of 4 gauge?
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    Closed to open cooling system swap.

    1990 Laredo 4.0 swapping to open cooling system. Does anyone know what the dealer part number is and where other than the dealer I may be able to get the lower radiator hose adapter that allows the use of the original temp switch from the 1990 radiator? I saw one referenced in a write-up on...
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    Trans won't up shift.

    Ok, this is frustrating. I spent 2 hours degreasing the engine compartment on my 1990 xj, 4.0lt and now the trans will not up shift out of 1st gear when in drive. Any thoughts on this?
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