hi guys love the site i have a 17 98 puma and lately it as been running bad on idle ie about 900 to 950 rpm and shaking so i went to see a mechanic and he said to replace the plugs and leads with ford ones so i have it as made some difference but now when i accelerate it sticks at about 2000 rpm then it takes off like a turbo but noticing loads of power loss in bottom end and pull off

please help

thanx sin