Originally Posted By: CNC-Dude #5585
... and they can make more power and last longer.


Yup. You may remember that when I first saw some of the performance numbers coming from the first factory 4.2s I declared on this forum,

"The King is dead (Ford's 300). Long live the King (GMC 4.2)".

FORD 300 inline six - THE BEST KEPT SECRET IN DRAG RACING!