1975 Johnson 4HP 4R75, 4W75 Outboards Service Manual, Page 52Get this manual
STEERING FRICTION The steering friction adjusting screw is located beneath the power head on the front of the swivel bracketAdjust screw for minimum steering effortbut tight enough to prevent motor from turning in the swivel bracket when the steering handle is rel easedSee Figure 6-14CLAMP SCREW SWIVEL PLATE Inspect clamp and retainer swivel plate, Tool #302435Figure 6-13Tilt Friction Adjustment Nut screw assemblyReplace swivel plate if bent or looseTo install new use Clamp Button Fixture, Special See Figure 6-15 REFERE NCE PICTURE