Any ideas on start up issue

[Mattyh96]

Hi new to the group guys i have a mk 7 fiesta st and the last month sometimes when i start the car its totally fine and othertimes on the initial start there is a slight loss in power/splutter which sometimes sounds worse than others it drives complety fine i have had plugs changed recently so it isnt them any ideas on the issue as would like to get it sorted.!?

[@jigsaw@]

Hi 

have you had your battery checked? If there’s cells on the battery check to see if any are dry. Make sure you have the correct PPE. Safety goggles/visor, gloves, overalls to keep your arms covered.