Is the 351 Cleveland rare?

The 1972 351C High Output is extremely rare. Very few were produced, and even fewer have survived to today. The 351C-4V engine for 1973–1974 was never available with ram air though enthusiasts like to upgrade.

What’s the difference between a 351 Cleveland and a 351 boss?

A quick way to tell the two apart is that the 351C has the water pump housing cast into the block, while the 351W block is flat at the front. The biggest changes were in the heads, which, save for the water jacket openings, were verbatim pickups of the Boss 302 heads introduced in 1969.

How do I identify a 351 boss?

Engine ID Tag Tags were also put on transmissions, axles, and steering boxes. The formats changed, but this one identifies the engine as a 351C, showing the code for when it was built, and the 625 number identifies it as a 351 Special, more commonly known as the Boss 351.

When did the Ford 351C replace the 351W?

The 351C generally replaced the 351W (there were some exceptions) in the intermediate and the pony car lines. It was offered in two variations, the 351C-2V and 351C-4V. In comparing the 1969 351W to the 1970 351C, it appeared that the 351C was a lot of hype for not much return.

Is the Edelbrock 351C exhaust runner the same as the factory 351C?

From the top, the Edelbrock 351C exhaust runner shows the obvious improvements like the lack of a protruding guide boss and a smoother shape. Other than that, it’s very similar to the factory 351C 2V. The resulting flow data supports this.

How much torque does a 351C engine have?

At a 351C engine’s 370 ft-lbs of peak torque, each cylinder bore is producing 740 pounds of pressure on each power stroke. Remember, you increase torque when you increase the length of the arm. And when you increase the length of the arm, you increase stroke.

Is the factory 351C 2V intake runner contoured?

The factory 351C 2V intake runner is remarkably contoured for its vintage era. Factory runner’s still suffer from the large guide boss protruding into the exhaust stream. Otherwise the shape is rather uncharacteristic