* 14mm Pitch
* Black anodized
* Re-tuning of EFI System or re-jetting of carby is recommended due to the reduction in exhaust flow
* Replaces OEM # 29967-84
* Easy insallation – plug-and-play and requires no drilling
Complete Stock Hardware Kit - CAD Plated. Fits Big Twin 1981-1984 with Shovelhead Engine - Colony Machine Fuel & Air Systems * 14mm PitchComplete CAD Plated, stock hardware kit for Harley Davidson Shovelheads 1981 1984. * Each kit contains all the stock motor nuts, bolts, washers and studs for your motor. The kit includes primary cover screws, lifter base screws, circuit breaker screws, case studs and nuts, timing plug, cam cover screws, cylinder base nuts and washers, oil pump nuts and bolts, transmission side cover nuts and washers, transmission top screws, transmission fill plug,