1973 Models

Bodywork Tank- similar to '72 on all models but H1.
Side cover- Metal on H1/H2, plastic on S -series. H1 has "large" side covers as '74 models will have. All have displacement badges on both sides.
Oil Tank- Internal plastic, behind right side cover, all models
Decals/Logos Both sides of tank have stripes and "Kawasaki" logo, but in different, "flat" pattern.
Paint Candy Orange, Candy Blue, Candy Gold, S1/S2
Candy Lime, H1
Candy Gold, Candy Purple, H2
Seat No key latch except S2A. Pleating on cover on seat cover has a "quilted" appearance. Sharp transition from base of seat to top of tail piece.
Electrical System Turn Signals- Thick signal lenses, mounted to lower triple clamp and rear brackets.
Ignition Points on all but H1 and H2, They both use the H2 style CDI.
Carburetors H1/H2 have Autolube (pressure feed to bearings) S-series used Superlube.
Motor Top End Second type cylinders on H2.
Motor Bottom End Non-Slotted big ends on H2. Unconventional (none down five up) shifting pattern on H series, normal (one down four up) on S-series.
Wheels/Tires/Brakes Chromed steel fenders.
Instruments Separate, with lipped sun visors and metal covers with wrinkle finish paint. Green letters and black background. S1/S2 used plastic housings and covers rather than metal, no sun visors.
Switches Aluminum housings. Choke is located on Rt. grip, has to be held down.
Steering Damper Friction type, located in steering stem.
Cables Black nylon coated.
Miscellaneous Chain guard painted black, has "holes" on the side, H2. All others solid? Exhaust has same "oval" shape as '72 models.