What is a 351 block?

What is a 351 block?

Ford Racing Performance Parts’ Boss 351 engine block Small-blocks that are smaller, lighter, and pack the same inches and horsepower punch, thanks to major advances in cylinder head and block design. The blocks are from Ford Racing, and the Boss 351 shown here can be built to a staggering 460 inches.

Is the Ford 351 Cleveland a big block?

The 351W is named for the factory in Windsor, Ontario that produced them. It is part of the long-running Ford small-block Windsor V8 family, which also includes the venerable Ford 302 (5.0L) V8. It shares the same small block V8 bellhousing pattern and motor mounts of the August 1964+ Windsor engines*.

Which 351W block is best?

Registered. From what I have read, the best year for 351W blocks are 1969, 70, and 71. For some reason these were the strongest 351W ever produced, but very hard to find.

Are 302 and 351W blocks the same?

On a 302 (or smaller c.i.d.) blocks, the distributor mount is almost flush with the top of the block (where the intake sits). A 351W block is taller. So, the distributor mount is below the block surface where the intake sits. There is also more space between the water passages and the cylinder heads.

How much power can a 351 Cleveland handle?

Registered. The hp on any block depends on many factors. The most obvious of course is how the block is casted which the 351C has an advantage in that area over any other ford small block. One block could crack at 500 hp while the other holds fine at 700+.

Where is the 351 on a Ford 351W block?

If the valve cover is removed, you will see “351” stamped on the cylinder head in the valve valley. This method works if the cylinder heads have not been changed with those of a similar engine.

Where is the casting code on a Ford 351 Cleveland?

The 351C block casting number and date code are located just above the starter. This D2AE CA casting number indicates a four-bolt main block according to the Ford Master Parts Catalog, but not all are. This casting date code “2F30” means February 30, 1972. This is a head-on view of the 400 Cleveland block, which has a 10.987-inch deck height.

How big is the Boss 351 engine block?

Cast from diesel grade iron and designed with added material in key areas, BOSS block strength is far superior to any Ford OE block ever produced. 4.125″ bore capacity, finished at 3.990″ to 3.995″ rough bore. Also available in big bore version, part number: M-6010-BOSS351BB

What’s the difference between Oldsmobile and Ford 351C block?

The 351C block is very similar to the Oldsmobile block with a steel timing cover plate and 12/6 o’clock fuel pump. The goal was to have fewer potential leak points. The Cleveland’s lubrication system preparation is something to consider during block prep. The 289/302/351W oiling system has three main oil galleys, whereas the 351C has two.