5.0L Tech
Comparing the stock e7te heads (62cc, 1.78, 1.46) to a pair of world racing (58cc, 1.94, 1.6) and going from a 1.6 to 1.7 roller rocker. 1, Do I have to change the fuel injectors, I all ready have a cobra intake 65mm throttle body, and full exhaust. 2, will the compression change that much that...