Related Year: 1969

HR May 1969 – Hone-O-Drive

HR May 1969 – Movin’s Test Bench

HR May 1969 – Rocker Arm Roundup

HR May 1969 – Short Stack to Go

Let’s discuss the methods of preparing Jr. Stock heads. To begin with, it is necessary to use the correct head casting for a given engine’s horsepower rating. For example, you couldn’t legally use a ’56 Chevy 225-hp head (casting No. 3884520) on a ’56 Chevy 210-hp en­gine application which calls for head casting No. 3725306.