Johnny & Graeme face a critical oil leak during the Finke Desert Race, Jeff Fulwood undertakes a mercy mission to Nhulunbuy & the Pukai brothers haul a heavy load over the Great Dividing Range.

Father-son duo Mike & Vinnie Elliott embark on a risky cash run to salvage cars, Lyle Lucas delivers vital supplies to the remote Oak Valley community, & Mark Talbot sets off on a high-stakes mission.