Changed the seat rails to a new design
First year for shock absorber mounted bumpers
First year for the carbon canister vapor reclamation system instead of the previous flow guide system.
Minor difference in air cleaner back-plate because they removed the flow guide nipple as now unnecessary
First year for the electronic ignition system using a variable reluctor pickup instead of points
Mid-Year changes:
Mid-year change to a new larger bumper style that looks more like a 280 than a 240