Is Cobra 428 a good engine?

The Cobra Jet was a high-performance version of Ford’s 428 big-block and it was so laughably underrated that even the NHRA ignored Ford’s numbers. The engine was rated by Ford at 335 horsepower, but the NHRA gave it a 390-horsepower rating.

What is the difference between 428 CJ and 428 SCJ?

First you have to start with the 428 v.s. the 428 CJ. The CJ block differs from the plain 428 due to the additional webs cast into the main bearing saddles. The SCJ block is the same as a CJ.

How much horsepower does a 428 Super Cobra Jet have?

335 hp
The factory power rating seemed to be a typo. Without a wink or a nod, Ford claimed the new CJ made 335 hp at 5,600 rpm and 445 lb-ft of torque at 3,400 rpm….Testing 4-2-8… How Much Horsepower Does the Ford 428 Cobra Jet Really Make?

How do I identify a Ford 428 engine?

How to Identify a Ford 428 Engine

1. Examine the cylinder head of the engine.
2. Look at the cylinder’s bolt pattern.
3. Measure the intake valve diameter.
4. Look for extra main-bearing webbing.
5. Examine the crankshaft.
6. Look for the reinforcement plate for the horn bolts behind the radiator core support.
7. Examine the camshaft.

How many liters is a 428 Cobra Jet engine?

The 428 Cobra Jet engine used a nodular cast iron block and crankshaft, forged steel piston rods and aluminum pistons. The 428 Cobra Jet used an external oil cooler as well….Engine Basics.

What is the difference between a Ford 427 and 428?

the 427 is a large bore short stroke motor (4.23″ bore x 3.78″ stroke) made to produce horsepower at high rpms. By 1965 Ford had a 427 motor that could run 7500 rpms for 24 hours. The 428 (4.13″ bore x 3.98″ stroke) is a low rpm torque motor for the street. Both can make the same horsepower.

How can you tell if a cobra is a 428?

Another way to tell if it might be a 428 is to remove one spark plug, take a stick or dowel and measure the stroke of the piston, it should be 3.980″, a 390,406, or 427 will have a 3.780″ stroke and a 330,352,or 360 will have a 3.500″ stroke.

What is the difference between Ford 427 428 and 429 engines?

The 428 came out in the late ’60’s. Has a smaller bore than the 427 (closer to the 406) and a longer stroke. The smaller bore was easier for Ford to manage with machining the castings in the ’60’s. The 429 came out later.

How can you tell a 427 side oiler?

Here’s the easiest way to tell if it’s a side oiler… The arrow is pointing at a pipe plug…. Of course it will have the hump on the side of the block, along with the pipe fittings on the side.

Did Ford make a 427 Cobra Jet?

Ford Cobra Jet 429-428-427.

How much is a 427 side oiler?

And of course, the 427 could be found in Carroll Shelby’s 427 S/C Cobras, but not all of them interestingly. The side-oiler was expensive, about $800 at the time, so many of these Cobras were fitted with the 428 Police Interceptor engine instead.

What kind of carburetor does a 428 CJ have?

Ford carburetors are identified by basic part number 9510. 428 CJ and SCJ engines came equipped with a 4 venturi (4v) Holley 4150 carburetor rated at 735 cfm. Factory carbs used vacuum secondaries with dual metering blocks — none of the original carbs that I’m aware of used mechanical secondaries.

How many CJ 428 Cobra Jet Cars are there?

Registry statistics as of June 30, 2014, can now be found on the registry statistics page.Over the last six months we’ve added 22 new cars, bringing the total number of registered cars to 2,903 from from 2,881. That’s a little over 16% of the 18,049 428 CJ non-Shelby Mustangs produced during the 1968, 1969, and 1970 model years.

What are the date codes on a 428 CJ?

Holley used three-character date codes for the carburetors originally used on 428 CJs and SCJs. The four-character date codes began appearing on OEM and aftermarket carbs at some point in the 1970s. Three-digit date codes are typically of the form “YearMonthWeek”, such as “974” for the fourth week of July, 1969.

When did the 428 Police engine come out?

In 1968 Ford came out with the 428 Police Interceptor engine that was used in the early Shelby G.T. 500. It utilized a very rare Holley carburetor, engineering number C8ZX-A, for both manual and automatic transmissions. This is still a highly sought after carburetor.