This engine was believed to have come from a 1998 Jeep Grand Cherokee, where it was rated at about 195 horsepower. The Jeep 4.0 inline-six is known for durability but failed here due to neglect.
Jeep has spent more than eight decades building a reputation few automotive brands can match. From the original Willys MB that helped turn the tide of World War II to modern Wranglers tackling the ...