Precision lapping tools for bearing races to establish perfect alignment and proper tolerances. These are exact, pro quality reproductions which H-D mechanics use since decades.

To lap the 4th gear bushing on all Big Twin 4-speed transmissions 1936-1976 and the right mainshaft bearing bushing on all XL models 1977-1983. The kit contains:

• 1 x shaft
• 1 x lap head 1.87”
• 1 x lap head 1.30”
• 2 x guide sleeve
• 2 x spanner screws
• 2 x collars
• 1 x spanner wrench
• 1 x handle