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The Cobra Jet engine was officially rated at 335 horsepower at 5600 RPM and a peak torque of 445 lb-ft of torque at 3400 RPM.
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428 Cobra Jet Performance Specs.
| Horespower | 335 @ 5600 RPM |
|---|---|
| Compression Ratio | 10.6:1 |
| Displacement | 428 Cubic Inches (7.0L) |
| Bore | 4.13 Inches |
| Stroke | 3.984 Inches |
- How much horsepower can you get out of a 428 Cobra Jet?
- How much is a 428 Cobra Jet engine worth?
- What is a 428 Police Interceptor engine?
- How much horsepower did the Boss 429 have?
- What year did Ford come out with the 428?
- What Ford cars came with a 428?
- What is a Super Cobra Jet engine?
- How much horsepower does a 429 Cobra Jet engine have?
- How many liters is a 429 Cobra Jet?
- What is a 1969 Mach 1 worth?
- How much horsepower does a 428 Police Interceptor have?
How much horsepower can you get out of a 428 Cobra Jet?
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.
How much is a 428 Cobra Jet engine worth?
In the realm of Mach 1 cars, the one that collectors want is fitted with the 428 cubic-inch Cobra Jet engine. This example looks nearly perfect and is on eBay with a Buy It Now price of $59,900. That seems a pretty good price for a clean 1969 Ford Mustang Mach 1 with the most desirable of engines under the hood.
What is a 428 Police Interceptor engine?
The 428 police interceptor engine could be found on both the 1967 Shelby GT500 and the 1968 GT500KR. Midway through the 1967 model year, the 427 was swapped out for a newer 428 Cobra Jet engine equipped with a Holley four-barrel carburetor.
How much horsepower did the Boss 429 have?
Horsepower. The cars were advertised at 375 bhp (380 PS; 280 kW) at 5200 rpm and 450 lb⋅ft (610 N⋅m) of torque at 3400 rpm.
What year did Ford come out with the 428?
The 428 was originally released in 1966 as a torque-oriented street engine. But in the late 1960s, somebody at Ford finally realized that the low-production and high-strung 427 was not reaching the masses.
What Ford cars came with a 428?
The engine was also available in the Fairlane, the Torino, and the Mercury Comet, Cougar, and Cyclone. In 1968 Ford kept the 428 in the picture but added the Super Cobra Jet option, which upgraded the crankshaft and connecting rods to better handle the stress of regular drag racing punishment.
What is a Super Cobra Jet engine?
The 428 Super Cobra Jet version was offered as a Drag-Pack option. It utilized a shaker hood scoop, temperature decreasing engine oil cooler, modified crankshaft, and stronger connecting rods for high-end revving. The powerful engine was backed by a four-speed manual transmission that fed into a limited-slip rearend.
How much horsepower does a 429 Cobra Jet engine have?
With a 4.36-inch bore and shorter 3.59-inch stroke than the 460, the 429-cu-in Cobra Jet promised at least 370 hp thanks to its snappy 11.3:1 compression ratio, and it became the go-to power plant for the late-'60s Fords.
How many liters is a 429 Cobra Jet?
The engine was produced in 370 (6.1 L), 429 (7.0 L), and 460 cubic-inch (7.5 L) displacements.
What is a 1969 Mach 1 worth?
Prices tend to start at around $70,000 for a 1969 Mach 1 Mustang, and for that, you can have one that has relatively high mileage on the clock, though — generally speaking — it will have been well looked after. This tends to be a common theme with Mach 1s, given how popular they are with enthusiasts.
How much horsepower does a 428 Police Interceptor have?
In original factory trim the 428 Cobra Jet was capable of well over 400 hp at 5,600 rpm however Ford claimed just 335 hp to keep insurance companies happy – a number of other theories for this power understatement have been floated over the years, including the fact it allowed the car to qualify for lower power classes ...
