SM Head Modifications on a budget
Here's results of taking the pushrod pinch to 0.950" wide and smoothing the entire entry. This took about 10-15 minutes using a 1/2" diameter 36 grit cartridge roll.
Here's results of taking the pushrod pinch to 0.950" wide and smoothing the entire entry. This took about 10-15 minutes using a 1/2" diameter 36 grit cartridge roll.