i never hit 6k on my 2.9.. but it was an auto trans lol...
i still say you don't need a "good" reason for the 4.0 swap other than ITS AN AWESOME MOTOR AND REALLY WAKES UP A B2
i still say you don't need a "good" reason for the 4.0 swap other than ITS AN AWESOME MOTOR AND REALLY WAKES UP A B2