Pet Peaves in Mechanic's Lingo

1968dartman said
3/4 race cam!!! What the hell is a 3/4 race cam????

well ill tell you . back in the day there wasnt many cam choices like today so when you went to order a cam you could get a a 1/4 cam or a 1/2 race cam or a 3\4 race cam or a full race and thats the story