H0252H78D, H0253H78D, H0256H78C, H0257H78C 1978 SPECIAL TOOLS - TUNE-UP Parts on group SPECIAL TOOLS - TUNE-UP: Pos. Part No Qty Parts name Comments  . FT2910 [0] KNOCK-OFF NUT TO REMOVE FLYWHEEL  . FTA2937-1 [0] TIMING TOOL TO ADJUST SPARK ADVANCE  . T8974 [0] POINT TENSION GAUGE TO MEASURE BREAKER POINT SPRING TENSION Parts catalog : SPECIAL TOOLS - TEST EQUIPMENT SPECIAL TOOLS - POWER HEAD SPECIAL TOOLS - LOWER UNIT SPECIAL ADJUSTMENTS REED PLATE POWER HEAD SPECIFICATIONS SWIVEL BRACKET GROUP