Vic jr spark plug

86bluecobra

Advanced Member
Dec 20, 2004
4,265
12
69
B.C. Canada
So edelbrock says to use a 14mmx3/4 inch reach sparck plug. they recommend champion RC-9Y or RC-12Y plugs. In my holley heads i used to run accel u-groove spark plugs number 784. will these plugs work in the vic jr head?