This low priced points ignition is the ultimate answer to all your electronic ignition problems. Stock replacement on all Big Twin and Sportster 1970 through early 1978. Replaces the complete Dual Fire electronic unit on all late 1978-1984 Shovelhead, 1984-2000 Evolution Big Twin and late 1978-2003 Sportster. Easy to install and what's more important more reliable than the electronic system. Parts are interchangeable with the OEM parts as used on all models 1970 through early 1978. Complete kit includes: advance unit, advance unit screw, base plate with studs, screws and washers, breaker points and condenser, terminals and wiring. Use with a 5 Ohm Dual Fire ignition coil.