Wing Systems Suspension Race Parts C-3 Corvette Racing Parts 8 piece Frame Gussets Kit, Recommended by GM Performance Corvette C3 (68-73) - Mounting brackets for retractable 3-Point Seat belts Corvette C3 - Retro Spun Aluminum Mirror Kit Light Weight Wheel spacers - 1/4” thick, 4.75” x 5 bolt pattern