Filling the cracks might not help with the structural aspect of the wheel if the cracks are throughout.
The cracks don’t affect structural integrity. The wheel is made of steel encased in some type of plastic. The cracks are strictly cosmetic.
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
