
The Gates Micro-V high-capacity HD V-belt is a heavy-duty accessory replacement for 1977–1979 Ford F-Series trucks with the 351 V‑8 and A.C. system. Labeled HD to address higher accessory loads, it follows OEM accessory routing and is intended for direct-fit replacement during maintenance. The description retains the specific engine and year range so buyers can match the belt to the correct Ford applications.
Gates 77-79 Ford F Series V-8 351 A.C. High Capacity HD V-Belt