Had an Accel coil on a 5.0 Ford, no noticable improvement
on performance, and the flat upper surface of the coil
would collect dirt & crud, and during wet conditions
it would cause misfiring. I would stick with OEM parts
unless radical modifications have been made.

Steve Forscutt

'80 300 SD
'80 450 SEL
'73 450 SEL
'82 240 D
'96 Crown Vic
'77 Ranchero