You can always remove the u-bolts on the rear axle and pull the rear back as a last resort. If you do so, it is recommended that you replace the u-bolts as your not supposed to reuse them.
Phil Moderator, The Engine Shop, Interiors and Project Journals
1952 Chevrolet 3100, Three on the Tree, 4:11 torque tube Updated to: ‘59 235 w/hydraulic lifters, 12v w/alternator, HEI, PCV and Power front Disc Brakes Project Journals Stovebolt Gallery Forum
