How to install spark plug boots on spark plugs on ford vtec engine?

I replaced the spark plugs on my 1998 ford truck with a 5.4 vtec engine. All the wires are connected correctly but the engine misses. Is there a trick to make sure the boot is installed correctly. It seems like you can't be sure the connection in the boot to the spark plug is secure. The boot on the coils just drops in on top of the plug. Are there any tricks to make sure they are installed correctly with good connections?How to install spark plug boots on spark plugs on ford vtec engine?not really..they just plop onto the spark plug in a hole where you can't see if it's going on or not. Short answer is to pull it and see if you see tearing in the boot, a white deposit on the boot, or burn marks in the hole... But will tell you that those coil packs are famous for missing (numerous people telling me and from experience) and not setting any check engine light for a cylinder so youre forced to a shop like the dealer to find out on their machine what cylinder is misfiring as I know coil packs are $40+ at local autozone per peice but last time it happend to me, wound up changing with one at dealer for almost $100/per OUCHHow to install spark plug boots on spark plugs on ford vtec engine?In the dark turn on the car n see if it sparks