Guest
1st Gloves on rinsing of bearings and crank with gasoline 2nd Blow off with compressed air (do not let the balls roll too fast) 3rd Put the ball bearing in a plastic bag and then into the freezer overnight 4th Insert the crank in the plastic bag and then into the freezer overnight 5th Heat the block to about 100 degrees (max 120 degrees) with heat air gun or oven a tip - a little water to see if it “sizzles“ 6th Spray cooling spray to cool bag (let rest for a while) 7th Heat the block a
