What years did Chevrolet make the 400 small block?
The 400 CID Chevy small block engine was produced from 1970 until 1980 and was the largest displacement engine made in that platform. It was intended as a low performance, high-torque engine primarily used in Chevy’s heavier passenger cars and light-duty trucks.
What does a 400 small block come in?
The Chevy 400 small block was included in many GM products, precisely Chevrolet cars, and trucks. The 400 was included in the 72 to 75 Chevy Impala, 71 to 75 Chevrolet Chevelle, 77 to 80 Camaro, as well as the Chevy K5 Blazer and the Jimny.
How much horsepower does a 400 SBC have?
In case you missed the story, the best power numbers were gained with a set of GM Performance Parts Vortec heads supplied by Scoggin-Dickey, and even then the 400 small block Chevy managed only 401 hp and 458 lb-ft of torque. We were underwhelmed.
Did Chevrolet make a 400 big block?
Introduced in 1970, the 402 cu in (6.6 L) was a 396 cu in (6.5 L) bored out by 0.03 in (0.76 mm). Despite being 6 cubic inches (98 cc) larger, Chevrolet continued marketing it under the popular “396” label in the smaller cars while at the same time labeling it “Turbo-Jet 400” in the full-size cars.
Is a 400 small block a good motor?
Evening all… the 400 is a great motor especially for street use. It has the power where you really need it. As far as overheating goes, make sure you have a good cooling system and you should be fine.
How much HP can a 400 small block handle?
With our low-compression, power-adder friendly 400-inch small-block easily exceeding 525 hp, it was time for some boost. And that’s where things start to get very interesting.
Is a 400 small-block better than a 350?
A small block 350 and a 400 have an identical block design. Most accessories will fit either engine. The major difference is found in the casting numbers and the way they are balanced. Most 350 cubic inch engines are internally balanced whereas the 400 engines are not.
What liter is a 400 small block Chevrolet?
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.
How much torque does a 400 small-block Chevy have?
With timing and jetting maximized, the 400 managed to produce 458 lb-ft of torque at a still low 4,000 rpm, while kicking up the peak horsepower to just 401 at 5,400 rpm.
What’s the difference between a 400 small block and a 400 big-block?
Though big-block engines are significantly larger than their small-block brethren, the true difference between these two is more about displacement, bore, and stroke than strictly size. Typically, big-block engines have displacements of greater than 400 cubic inches and small block engines have a smaller displacement.
What is a 400 big block?
There is a big block 400. It is actually a 402 cu in but Chevy called it a 400. Chevrolet Big-Block engine… … 396 and 402. The 396-cubic-inch (6.5 L) V8 was introduced in the 1965 Corvette as the L78 option and in the Z16 Chevelle.
Who made a 400 motor?
Origin of the 400
The Pontiac Motor Division built the 400 from 1967 through 1978. Although it found its way into many 1979 automobiles, those were actually purpose-built leftovers manufactured in 1978.
Did Dodge make a 400 small block?
The Mopar 400 Big Block engine for Chrysler, Dodge and Plymouth makes is a member of the B-series of V-8 engines. This series included with 350, 361 and 383 cubic inch displacements. The 400-cubic inch engine was introduced in 1972 in a high-performance and a standard version.