The Daily Insight

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We all know the 440 big-block is the largest displacement V-8 engine built by Chrysler, and when it comes to a combination of torque, power, and drivability, the 440 ranks as one of the best engines ever built.

Which engine’s are considered to be Pontiac’s big block?

The Pontiac Version of the 455 Even the small displacement 326 CID motor is considered a big block. Therefore, the 389 Tri-power Trophy engine is also based off of the 326 block casting. Fast forwarding to 1967 Pontiac altered the bore and stroke to produce the 400.

What is a big block size?

The big block, which debuted in 1958 at 348 cu in (5.7 L), was built in standard displacements up to 494 cu in (8.1 L), with aftermarket crate engines sold by Chevrolet exceeding 500 cu in (8.2 L).

How much HP can a 440 block handle?

Although the most powerful factory stock 440 engines produced a rated 390 gross horsepower, the OEM blocks can take power in the 600hp range, and survive practically indefinitely at the 500-550hp level.

What liter is a 400 big block?

6.6 liter
400. The largest version of the Generation I small-block was the 400 (6.6 liter). It was the only engine available with both the 4.125-inch bore and the 3.75-inch stroke crankshaft. It debuted in 1970 and was produced for 10 years.

How much horsepower does a 400 big block have?

In this application, the 400 had a four-barrel carburetor, had the same 8.2:1 compression, and was rated at 195 horsepower and 305 pound-feet of torque.

What is a Pontiac 400?

The Pontiac 400 engine was used as a high performance engine in sports cars, and it was used in large cars as a workhorse type engine, strong on power, though not as speedy as the higher performance engines. A four-barrel carburetor allowed the engine to have more air, and that resulted in more horsepower for speed.

What liter is a 400 small block?

400. The largest version of the Generation I small-block was the 400 (6.6 liter). It was the only engine available with both the 4.125-inch bore and the 3.75-inch stroke crankshaft.

What is the thickness of a 440 block?

Shown above is a picture of a 4006630-440 (1978 model) 440 block. The “A” measurement typically is about 3.190″. This is about 60% thicker than the early 440 blocks shown above.

What kind of lifter does a 440 engine have?

Basics. The 440 was first introduced in 1966 and was a 90-degree V8 design that used hydraulic lifters actuated by a single camshaft mounted in the center of the engine block. The valves are a standard in head design and are opened and closed by push rods actuating a shaft mounted rocker arm system. Production of the 440 ended in 1978.

How much can you bore on a 440 block?

Then, in the May ’98 issue of Mopar Performance News, in an article titled “The Big Block Story” on page 16, it states: “The newer production 440 blocks, ’73-4 to ’78 are thinwall cast, so you can only bore them .020″…”

What are the dimensions of a Ford 440 engine?

The 440 engine had a 4.00-inch diameter cylinder bore and a crank stroke of 3.75 inches.