THESE INSTRUCTIONS WILL ALLOW THE ORIDGINAL 6_VOLT BATTERY AND ALL ELECTRICAL PARTS TO STAY ORIDGINAL... WITH THIS METHOD THERE WILL BE NO DEFACING TO THE ORIDGINAL WIRE HARNESS AT ALL... IF YOU WANT TO GO 12 VOLTS SEE BELOW CLICK ON PICTURE TO SEE WHAT NEEDS TO BE DONE CT90K1_TO_K4 CONVERSION_KIT (STAY_ALL_6V) (ELECTRIC'S) SUB_KIT_90_E $84.99 CT90_K5_TO_1979 CONVERSION_KIT (STAY_ALL_6V) (ELECTRIC'S) SUB_KIT_90_L $89.99 CDI UNIT (NO_REV_LIMITER) (88D) $19.95 CDI IGNITION COIL (86J) Regular price: $19.99 Sale price: $9.99 CDI UNIT ADVANCING 400078 (96A) $32.95 12_VOLT_BATTERY L=4_1/2" W=2_13/16" H=3_3/8" (BTX4L-BS) $39.95 12_VOLT TAIL_LIGHT_BULB 82_&_83_PASSPORTS $1.99 12V DASH BULB FOR CONVERTING 6V TO 12V (215M) $0.95 "OFF_ROAD" HEADLIGHT_ASSY WITH REPLACEABLE_BULB CT90K2_AND_UP CT110_ST90_ALL (CT70_91/94_READ) (400019) $21.95 12_VOLT_REPLACEMENT BULB LOTS_OF_ATV'S AND FOR_400019 $3.69 12_VOLT TURN SIGNAL BULBS SINGLE ELEMENT $1.50 6_VOLT REGULATOR RECTIFIER CONVERTS_12V CLONE_ENGINES TO_6_VOLT!! KEEP_ORIGINAL LIGHTS_BATTERY $16.99