Fuse block holds a full size, commonly available and replaceable starter relay and (3) ATO fuses30 A circuit breaker is installed and is ready for any regulator/charging systemOil, neutral, high beam, and turn signal indicator wiringHeadlight wiring with headlight socket and terminalsRear fender taillight harness with connectors and terminalsSections of 3/16'', 1/4'', 3/8'' and 1/2'' ID heat shrink includedTurn signal wiring not included