Ford's 351 Cleveland engine is a small-block 5.8L V8 produced from 1969 until 1974. The engine is part of Ford's "335" engine family, which is a group of 90 degree, overhead valve, V8 engines. Despite the 335 engine family lasting until 1982, the 351C was only produced until 1974. The 351C was built to be a high-performance engine. By 1974, emissions concerns were increasing … [Read more...] about The 5 Most Common Ford 351 Cleveland Engine Problems