1970 - 1973 Camaro Under Dash Main Wiring Harness Fuse Box 1970 - 1973 Camaro Under Dash Main Wiring Harness Fuse Box to Firewall Screws Correct screws to mount your fuse box at the firewall on 70 - 73 models. Made in the USA. Sold as a pair. Part Number: WIR-457 Model Years > 1973 Camaro Model Years: Great parts and service. Couldn't have finished my 69 without the great service! 1973 Chevy Camaro Fuse Box Wiring Diagram • Auto Wiring Knowledge about 1973 chevy camaro fuse box wiring diagram has been submitted by Alice Ferreira and tagged in this category. Occasionally, we may need to slightly alter the style, color, or even equipment. We require a fresh concept for it and one of these is this 1973 chevy camaro fuse box wiring diagram.