1070508, 1070509, 1070528, 1070529, 1700507, 1700527 1977,1978,1979 Parts catalog : PROPELLERS (RIGHT HAND ROTATION) MISCELLANEOUS PARTS-ACCESSORIES GEAR HOUSING ASSEMBLY, COMPLETE (SERIAL GROUP NO. 4)(PAGE 2) GEAR HOUSING ASSEMBLY, COMPLETE (SERIAL GROUP NO. 4)(PAGE 1) GEAR HOUSING ASSEMBLY, COMPLETE (SERIAL GROUP NO. 3)(PAGE 2) GEAR HOUSING ASSEMBLY, COMPLETE (SERIAL GROUP NO. 3)(PAGE 1) SHIFT LINKAGE AND EXHAUST PLATE STARTER MOTOR, STARTER SOLENOID AND RECTIFIER ASSEMBLY THROTTLE CONTROL LINKAGE AND SPARK ADVANCE