Aug 12, 2012 #1 A a1awind New member Joined Jan 9, 2009 Messages 2 Reaction score 0 Points 1 the 300 straight 6 was a bulletproof truck engine. why did for discontinue it in 1997, replacing it with the 4.2ltr V6 rather than updating the existing engine?
the 300 straight 6 was a bulletproof truck engine. why did for discontinue it in 1997, replacing it with the 4.2ltr V6 rather than updating the existing engine?