Natural gas engine for sale. 1995 ford 460 cubic inch (NEW NEVER USED) $14,500.00 Natural gas engine for sale. 1995 ford 460 cubic inch (NEW NEVER USED) Engines, Natural Gas steve February 20, 2022 Natural gas engine for sale. 1995 ford 460 cubic inch with radiator and rockford power take off mounted. Never been used brand new.