JIM S SWINGARM CLEAVEBLOCK SPREADING TOOL USE TO INSTALL SWINGARM IN 5 SPEED RUBBER- MOUNT FRAMES WHEN THE BLOCKS ARE REPLACED TO INSTALL IN THE REAR OF THE TRANSMISSION. FITS RUBBERMOUNT BIG TWINS 1980 TO 1994.
Source: Custom Chrome
Used to install the swingarm in 5-speed rubber mount frames. When cleveblocks are replaced they need to be positioned to install in the rear of the transmission. This tool spreads the cleveblocks permitting installation of the swingarm.