Hi all, i have previously posted on here before regarding my 4.6 HSE and the misfire/loss of power at over 3000rpm.
Here's a few avenues explored,
New coil pack,
New NGK plugs,
New OE quality leads,
Replaced inlet gasket,
Maff sensor is showing 7 g/s on tickover and around 14-15 g/s @2500...