The Ford 300 inline six-cylinder engine debuted in 1965 and was installed in the automaker's F series pickup trucks. The 300 continued in production until 1996, and in that time, according to the Engine Facts website, powered many Ford vehicles, as well as tractors and wood chippers. It had a "great reputation for reliability," according to Engine Facts, and the capability to log upward of 300,000 miles.
The one barrel carburetor Ford 300 produced from 1965 to 1972 featured 170 max brake horsepower at 3,800 rpm and 283 ft.-lbs. of torque at 1,600 rpm. The stroke measured 3.98 inches and the bore measured 4 inches. The compression of the engine was 8.9.
The Ford 300 I6 was reworked in 1973. The brake horsepower came in at 101 at ,3000 rpm, with a maximum torque of 223 ft.-lbs. at 1,600 rpm. The bore and stroke remained the same, while the compression became 8.0.
The Ford 300I6 produced from 1978 to 1986 featured brake horsepower that varied from 101 to 120 at 3,000 to 3,400 rpm. Torque was rated at 223 ft.-lbs.at 1,600 rpm, and the bore, stroke and compression remained the same.
The maximum brake horsepower of the fuel injected engines produced from 1987 to 1993 was 145 at 3,400 rpm. The torque increased to 265 ft.-lbs. at 2,000 rpm, and while the bore and strike remained the same, the compression increased to 8.8.
The last version of the fuel injected Ford 300I6 featured brake horsepower of 150 at 3,000 rpm and torque of 260 ft.-lbs. at 2,000 rpm. The bore, stroke and compression remained the same.
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