MSD Amc V-8 EFI Dual Sync Distributor Fits 290, 304, 343, 360, 390, 401 Amc Engines. Dual Sync EFI Distributors Designed To Work With Holley Efi, And Other Sequential EFI Systems That Support Hall Effect Crank And Cams Sensor Inputs MSD Ignition

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.