The cap is for a SOHC, coil and rotor button can be put on anything as far as I know.
I have used this stuff for no longer than 3 weeks, took all the MSD off for a possibly buyer of my car.
$25 for the cap/button
$60 for the coil
Also selling a MSD 6AL box!!
PM or call/text me
478-213-4081
Will text pics of the stuff!