How Much Horsepower Did A 1974 Corvette 454 Have?
Three engines were available: the L48 and L82 small-block 350s, rated at 195 and 250 hp, respectively; and an LS4 454, rated at 270 hp.
How much horsepower does a 1973 454 in a Corvette have?
The 454 cu in (7.4 L) LS-4 big-block V8 engine was introduced in 1973 to replace the LS-5. It delivered 275 hp (205 kW) and 15% of the cars were ordered so equipped. “454” emblems adorned the hood of big-block equipped Corvettes.
How much horsepower did a 1972 454 Corvette have?
The standard engine on the 1972 Corvette was the 350 cubic inch with 200 horse. The final year for the LT-1 engine had it rated at 255 horse, but it could now be ordered with air conditioning, a combination not permitted the two previous years. The LS5 454 cubic inch big block was available and came in at 270 horse.
How much horsepower does a 1974 Corvette Stingray have?
1974 Corvette Overview
| Model: | 1974 Corvette |
|---|---|
| Engine: | 350ci – 195HP Engine (standard), 350ci – 250HP Engine, 454ci – 270HP Engine |
| VIN: | 1Z37J4S400001 – 1Z37J4S437502 |
| Transmission: | 4-speed manual (standard), 4-speed manual (optional), 3-speed Turbo Hydra-Matic automatic (optional) |
What is special about a 1974 Corvette?
The 1974 Corvette featured a sleeker body than its predecessors, with a back bumper that tapered down instead of up. But not all the changes were aesthetic. Corvette installed an additional rear-end bar to protect drivers from rear collisions, and they improved the shoulder straps to keep drivers safe.
What year 454 had the most HP?
1970
The 1970 versions of the Chevrolet 454 were the most powerful, with the LS5 putting out around 360 horsepower and the LS6 delivering about 450 horses.
How much HP did 1970 454 have?
The 1970 LS6 454, factory rated at 450 hp, was exclusive to the Chevelle and the El Camino. It not only gave Chevrolet intermediates more power than the Corvette that year, it was the most powerful engine those cars would ever have.
How much hp does a 427 BBC have?
427 Production codes
It produced 335 hp (250 kW). L-36: produced 1966–9, had 10.25:1 compression, Holley or Q-jet carburetor, nodular iron crankshaft, hydraulic lifters, oval port closed chamber heads, and two-bolt main caps.
How much horsepower does a 1971 454 have?
All told the 454 makes 540 hp at 6,800 rpm and 565 lb-ft of twist at 4,200—more than enough to light the tires whenever the mood strikes.
How much horsepower does a 1971 Corvette 454 have?
“1971 Corvette Specifications” Sales rebounded from the previous year’s short production cycle, despite the lowering of engine compression ratios to compensate for low lead fuels. Fortunately, the 454 LS6 engine still produced a respectable 425 horsepower.
How much did a 1974 Corvette cost new?
$6,001.50
History of the 1974 Chevrolet Corvette
Even so, Corvette sales increased to 37,502 units from 30,464, though the coupe now cost $6,001.50 and the proportion of convertibles fell to only 5,474. For 1974, soft color-keyed urethane bumpers were now fitted front and back.
How fast is a 1974 Corvette?
1974 Corvette Performance Results
| 4-Speed Transmission | Standard | LS5 |
|---|---|---|
| Displacement factor (cu.ft./mile) | 141.97 | 159.09 |
| 0 – 60 mph (seconds) | 8.5 | – |
| Top Speed (mph) | – | – |
| Quarter Mile (secs @ mph) | 15.2 @ 83 | 14.7 @ 93 |
Was 1974 a good year for Corvettes?
1974 was a fairly good year for the Vette, as Chevrolet ended up selling more than 37,500 units. The coupe obviously accounted for the biggest share with over 32,000 cars, while the convertible body style was used on fewer than 5,500 Corvettes that rolled off the assembly lines this year.
What was the best muscle car in 1974?
- 1974 Pontiac Trans Am SD-455. First place: 74 Pontiac Trans Am SD-455.
- 1974 Chevrolet Camaro Z/28 350. Second place: 74 Camaro Z/28 350.
- 1974 Pontiac GTO 350. Third place: 74 Pontiac GTO 350.
- 1974 Chevrolet Laguna S-3.
- 1974 Dodge Challenger 318.
- 1974 Pontiac Firebird 400.
- 1974 AMC Javelin AMX 304.
What is the average price for a 1974 Corvette?
The U.S. auto industry was reeling from the gas crunch in 1974, and car sales fell 12.4% as prices increased, with Chevrolets averaging $400 more. Even so, Corvette sales increased to 37,502 units from 30,464, though the coupe now cost $6,001.50 and the proportion of convertibles fell to only 5,474.
What year Corvette is the most desirable?
The 1963 Corvette, with its classic look and performance, is a nearly unanimous pick as the best Corvette Chevy ever sold. You’ll see it come up time and time again in the ‘best’ Corvette lists, almost always ranking in at number one.
How much HP does a carbureted 454 have?
How Much Horsepower Does A 454 Have? Surprisingly, the 454 big-block V8 engine laid down 330 horsepower and 475 pound-feet of torque.
How much can a 454 be bored out?
That’s because the classic, Mark IV big-block is limited to about 0.100-0.125-inch maximum overbores. On a 454ci engine with a stock, 4.00-inch stroke, a 0.100-inch overbore delivers a 476-inch displacement, while a 0.125-inch overbore will give you a 481-inch Rat.
How much HP can you get out of 454?
Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. Naturally, the truck-based 454s were tuned for torque, so having nearly 500 pound-feet wasn’t a big surprise. But like any stock engine, there was tons of power left to be squeezed out.
How much horsepower does a 1982 454 have?
If you do the math, this 454 was actually making almost 250hp and 400 lb-ft of torque.
What was the last year of the 454?
-ft. of torque. The final variant of the Chevy 454, known as the Vortec 7400, first became available in 1996 and would remain available until 2001 in some vehicles. However, after 2001, the 454 no longer was an option for production GM vehicles.
Contents