You can also make a primer out of an old V-8 distributor. Just remove the cam and upper housing and you are good to go.
You can find them at most swap meets for $5-10.
Fred


1956 3100 Pickup/Red/350/3sp OD/PS/Disc Brakes
1957 Bel Air Sport Coupe/Red/355/TH350/PS/Disc Brakes
2017 Silverado LT Single Cab SB/Black/5.3/6 Speed Trans
1947 Willys CJ2A w/F-Head engine