How much HP does a Ford 400 make?

Factory Power Ratings

Model Year	Engine	Horsepower @ RPM (SAE net, except ’71)
1978	351M (car/truck)	152 @ 3400 / 156 @ 4000
1978	400 (car/truck)	160 @ 3800 / 158 @ 3800
1979	351M (car/truck)	151 @ 3400 / 156 @ 4000
1979	400 (car/truck)	159 @ 3800 / 159 @ 3800

Is the Ford 400 a good motor?

A well maintained 400 can last as good as any Ford engine. When Ford first started installing them in cars and trucks they unfortunately didn’t live very long in my area. The locals were used to regularly winding up their Windsor small blocks and their big blocks with no problems.

Did Ford make a 400 modified?

History of the Ford 400 Engine The Ford 400 was introduced along with the 351 Modified in 1971. The 400 was used in many applications over the years.

What is Ford 400M engine?

The Ford 400 engine was based on the 351 Cleveland. It had a half-inch (12.7 mm) longer stroke than the 351 Cleveland, making it the longest-stroke Ford pushrod V8 engine. The 400 had “square” proportions, with a 4.0 in (102 mm) bore and stroke.

Is Ford 400 a Big Block?

Ford took the 400 engine’s tall-deck block and de-stroked it with a shorter 3.5 in (89 mm) stroke crankshaft to produce a 351 cubic inch (5.8 L) engine. This crankshaft was not the same as a 351C, in that it used the larger 3.0 in (76 mm) main bearing journals of the 400 V8.

How much torque does a 400 Ford have?

Breaking in the Ford 400M Engine Equipped with the stock two-barrel intake and Holley carb, the 400M produced peak numbers of 265 hp at 4,100 rpm and 412 lb-ft at 2,900 rpm. Torque production from the 400M exceeded 400 lb-ft from below 2,000 rpm (we didn’t load it lower than 2,000 rpm) to 3,200 rpm.

What is the difference between a 351M and a 400?

To compensate for the shorter stroke the pistons for the 351M have a taller compression height so that it could use the same connecting rods as the 400. The result of the 351M using the longer 400 connecting rod was a higher connecting rod-to-stroke ratio of 1.88:1 than the 351C and 400’s of 1.65:1.

Can you put 351 Cleveland heads on a 400M?

Aftermarket rods for the 400M are few and far between since the tall-deck 400 motor requires the use of 6.58-inch rods (compared to 5.78 for the 351 Cleveland)….We Make Over 500 Hp With An Affordable Aluminum-Headed 400M.

Airflow Data-Pro Comp Cleveland Heads:
	IN/EX	IN/EX
0.800	325/228	351/253

Is a 351M the same as a 400?

Is a 351M and 400 the same block?

The 351M uses the same block and heads as the 400, with a shorter stroke crankshaft (3.50″), the same connecting rods, and a unique piston with a taller compression height to compensate for shorter stroke with the same rods in the same block.

Is a 400 Ford a big block?

Ford billed the 400 as the 351C’s big brother. It was designed to provide brisk acceleration in medium to heavyweight vehicles in an engine package that was smaller and lighter than the FE V8 Engines and the 385 Series Ford V8’s. The Ford 400 engine was based on the 351 Cleveland.

Is the 400 Big Block a good motor?

Though conventional in design, the pushrod V8s were capable of high performance, and garnered a reputation for durability. For years, the largest “B” engine was the 383 cubic inch V8….Premium Member.

1974 horsepower	400	440
2-barrel	185 @ 4,000
4-barrel HP	250 @ 4,800	275 @ 4,400
Police	240 @ 4,800	275 @ 4,400

Are 351M and 400 heads the same?

Note that heads are interchangeable between all Cleveland and 400, 351M engines.

Did Ford ever make a 400 big block?

Is the Ford 400 a big block?

Can you stroke a 400 Ford engine?

Stroking a 400 is easy. I’m currently running a 4.100 stroke and I also have a 4.200 stroke in the works. Now you can use the cast crank and have it off ground for the 4.100 but if you want to go more then that then you better look at getting a Forged or Billet one made for you.

How can you tell the difference between a 351M and a 400m?

the SCROUNGER To answer the question, only the crank and pistons are different between 351M and 400 engines. So the advice to check stroke is the only way to tell – with a rod down the plug hole or pull a head and measure. If you only need to know for intake and headers, they’re the same.

Is Ford 400 a big block?

How much HP 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….Premium Member.

1974 horsepower	400	440
2-barrel	185 @ 4,000
4-barrel HP	250 @ 4,800	275 @ 4,400
Police	240 @ 4,800	275 @ 4,400

Did Ford make a 400 Small Block?

There were a small number of 400 block castings produced in 1973 with dual bellhousing patterns. It had the large bellhousing and the small bellhousing bolt pattern used by the Windsor V8 family and the 351C, though it was not necessarily drilled for both.

How much HP does a Ford 400m make?

Starting With An Engine Nobody Wants, The Ford 400M, We Made Over 500 Hp And 565 Lb-Ft With Parts From Ford, Chevy, Mopar, And The Aftermarket.

What kind of engine mount does a Ford 400 have?

Most 400’s also had a unique engine mount bolt pattern but these 400 FMX blocks had provisions for both 351C-style and 400/351M engine mounts. For 1972, the compression was reduced through the use of dished pistons.

What kind of transmission does a Ford 400 have?

Unlike the 351C, almost all 400 blocks used the large bellhousing bolt pattern used by the 385 family big-block and were typically equipped with the higher torque-capacity C6 transmission. There were a small number of 400 block castings produced in 1973 with the dual bellhousing patterns.

When did the Ford 400 come out?

That second scenario was the case when Ford debuted the 400 in 1971. The 400 was intended as a replacement for Ford’s aging big-block designs.