FORD E-SERIES VAN ENGINE LOW POWER

I Just Bought The Ford Van. Changed Plugs Wires, Filters Etc. Engine Cranks Up Right Away. Idles Great, In Park The Engine Excelerates...

Replaced The Alternator, Battery And A Relay Fuse Due To Bad Amps, Dying And Not Charging Battery! It Was Where Was Still Starting And The...

The Vehicle Acts As Though There Are Transmission Issues. The Gas Pedal Is Applied And It Will Take Time For It To Engage And Get Going....