How much HP does a 454 put out?
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.
Can you Procharge 454?
A typical pump gas 454/468ci engine should be capable of around 500 hp normally aspirated using a single-plane intake and a decent cam with even mildly reworked stock heads. We tested a set of those tiny peanut-port iron heads on our 496 back in the Mar. The limitation will then become the exhaust side of the heads.
How can I add horsepower to my Chevy 454?
How Do I Get More Power out of a Chevy 454?
- Improve the fuel and air intake system. The more fuel and air you are able to get into your Chevy big block engine, the more power it will be able to produce.
- Replace the stock exhaust system with a high-flow system.
- Replace the stock timing parts with ones tuned for racing.
How do you get 500 horsepower out of a 454?
500 hp is easy, with a 454 + a mild cam, Performer RPM intake, and good exhaust will get you there.
Is a 454 a good motor?
The Chevrolet 454 remains a favorite among performance enthusiasts because of the its power output and the availability of aftermarket parts for the engine.
How much does it cost to rebuild a 454 engine?
Engine only to rebuild including no labor to remove & replace or related parts is about $3000.00 on up depending on exactly what you want, this does include the oil pump as no rebuilt engine will not include one. total job will be $6000.00 plus.
How does centrifugal supercharger work?
How Centrifugal Superchargers Work. The centrifugal supercharger contains an impeller which spins at high speed to draw air into a small compressor housing (volute). This low-pressure, high-speed air is sent through a diffuser which converts the airflow so that it is high-pressure, and low-speed.
How many miles will a 454 last?
Engines older than 1997 need oil with zddp. Newer engines don’t need it so most oil dosn’t have it. 454 will run 200k with the right oil.
How big can you stroke 454?
Yes you can fit a 4.5 stroke in a stock 454 block .
When did Chevy stop making the 454?
The Chevrolet 454 was eliminated from most passenger cars by 1975 but remained a viable powerplant in heavy-duty Chevrolet trucks through 1996.
How many miles per gallon does a 454 get?
The 454 is a big-block carbureted engine found in most older model Chevrolet cars and trucks. The engine uses eight cylinders to provide high-end torque and speeds. The combination of larger bore and eight cylinders equates to very poor gas mileage. The engine runs an average of 10 to 15 mpg.
How much is a 454 engine worth?
It really depends on how much comes with the engine. If you don’t already have a big block then you need all the brackets for the alternator etc. Around here typical bare engines are in the $1000-$1500 range.
How much horsepower does a Vortech 454 have?
The L29 454 was originally rated at 290 hp and 440 lb-ft of torque thanks to a combination of fuel injection, large oval-port heads (to replace the peanut ports used in the previous Gen V motors) and a slightly higher static compression ratio.
What kind of power gains can you get from a ProCharger?
Due to higher compression, only intercooled systems are recommended for stock 350/5.7 motors. With an Intercooled Procharger system, there is no need for internal engine modifications prior to supercharging, and power gains of 55-65% are typical with stock motors running pump gas. 5-9 PSI.
How many horsepower does a ProCharger marine blower produce?
Produces 620 hp at 5 psi, second only to ATI’s own Intercooled M-3 ProCharger system. Extremely cool charge air temperatures, at least 50° cooler than intercooled positive displacement superchargers, and up to 225° cooler than non-intercooled blowers NOTE: Call to Order. Payment by Wire Transfer Only.
What makes a Vortech 454 street muscle car?
To further improve power, we also upgraded the stock hydraulic roller camshaft with an XM284HR from COMP Cams that offered .547 lift, a 230/236-degree duration split and 112-degree lsa. To allow the motor to rev cleanly to 6,000 rpm under boost, the cam upgrade was teamed with a new set of beehive valve springs.