What kind of engine is a Chevy 454?

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How big is a 454 cubic inch Chevy?

What’s left, though, is a 454 cubic-inch big-block Chevy with huge potential. To find out just how much the 30-year-old behemoth could muster, they took it to Westech Performance’s dyno room. Of course, the guys wanted to see what the old iron block had in her, so they ran a baseline test.

What’s the price of a new Chevy 454?

The bill: $3,699.96 for all but the carb. The results: 567 horsepower and 537 pound-feet of torque on 89-octane pump gas! That represents a 70-percent increase in horsepower. That’s impressive! And remember, that’s all without touching the bottom end.

What is the TBI code on a 1990 Chevy truck?

Consult a service manual or see below for any check engine light code definitions. You can use a late 80’s or early 90’s GM TBI definition. If you have access to a scan tool use a hook up for a 1990 350 cu. in. 5.7L Chevrolet truck. For some scan tools enter VIN 10th“L” 3rd“C” 8th“K”.

What kind of exhaust does a 98 GMC K2500 have?

( Support ) My 98 GMC K2500 L29 7.4 litre has 2.5″ true dual exhaust with pro Flowmax mufflers an X-Pipe, cat delete but still has both upstream and both downstream o2 sensors. At times I get a dtc for bank 1 and 2 too rich.

What’s the low rpm on a GMC 454?

At the time this pic was taken I had just started cranking the engine hence the low Volts (9.90) & low rpm (125).The engine started afterward and now have this..

Are there any problems with a GM crate 454?

Looks like a bad casting of the crank (looks like the crank had been cracked half way for some time) Ran great, but in its final weeks was getting only 6-8 mpg and a little down on power. Got a gm crate 454 out of a motorhome with only 20k on it. it was a carbed motor. that ran with no issues.

How is the Chevy k1500 Suburban engine rated?

Rated 4 out of 5 by joe shadetree from 99 Chevy K1500 Suburban “Motor not ready to run” Had a couple of minor issues as to why 4 stars, Jegs and ATK customer service are excellent and helped every way they could. I recommend checking compression on all cylinders, verifying top dead center on #1 cylinder and lash on valves prior to install.

When was the last Chevy 454 Chevelle made?

Uncle Sam started to tighten down on emission controls in 1971 which affected a lot of the power of the 454. Another big blow for the 454 was the gas crisis of 1973 which pretty much sealed the fate for the motor during this period. The last Chevelles of 1973 used the 454 but by this point the engines had been toned down to a measly 245 horsepower.

Is the Chevy 454 LE8 still in use?

The LE8 version still served GM trucks through 1991, although its horsepower rating varied from a low rating of 215 horsepower in 1974 up to about 230 in 1991. The standard transmission matching the LE8 454 on 1973 to 1987 trucks was the four-speed Muncie manual.

What is price of 454 Ho big block engine?

Chevrolet Performance’s 454 HO crate engine is a Big-Block bargain – an affordable engine with performance specs that will make you think it’s 1970 all over again. $19,157 MSRP † PART NO. 12568774

What year is Vortec 454?

The Vortec 454, also referred to as the Vortec 7400, was designed as a big-block engine for light-duty trucks. General Motors manufactured this engine in 1996, but upgraded to a different model engine five years later.

When did the Chevy 454 big block come out?

History To some, the Chevrolet 454 big block was the right engine at the wrong time. Building on the popularity of its 427-cubic-inch engine, General Motors introduced the 454 in 1970—one year before emissions standards were tightened and just three years before the gas crisis hit with full force.

What kind of manual transmission does a Muncie 454 have?

The Muncie four-speed manual with overdrive was available on 1982 to 1987 models. The 1973 to 1976 half- and three-quarter-ton trucks with the 454 received the TH350 three-speed automatic.

What kind of engine does a GMC pickup have?

This engine was designed as a direct replacement for 1996-2000 Chevy & GMC pickups, SUV’s, and van applications. These vehicles introduced the L31 5.7L small block featuring Vortec cylinder heads that were developed for maximum power and efficiency.

What is the length of a 454ho engine?

454HO Engine (12568774 Base) Long Block Specifications Specifications Part Number 19172102 This 454HO long block specification sheet should be used in conjunction with the 454 short block specification sheet, GM part number 19172101. Thank you for choosing Chevrolet Performance Parts as your high performance source.

Why was the Chevy 454 called the rat motor?

That 454 was a member of the engine family known by racy types as the Rat Motors, so called because the small -block Chevy V8s were known among the same gasoline-scented folks as the Mouse Motors.

What are the specifications for a Chevy 454 engine?

Chevrolet 454 Engine Specs Proud Member of the Big Block Family. As mentioned, the Chevy 454 first became available as part of the 2nd generation of Chevy big block engines in 1970. 454 Big Block Performance Specs. The original LS5 engine was introduced with 390 hp and 500 lb-ft of torque, while the LS6 was rated at 450 hp. Head and Block Construction.

What are the torque specs on a 454 Chevy?

Torque Specifications. In the 1987 Chevy 454, the bolts joining the crankshaft to the engine block require 95 ft.-lbs. of torque. The cylinder head bolts require 80 ft.-lbs. of torque to join to the engine block, and the oil pan bolts to the engine block with 25 ft.-lbs. of torque.

What is the horsepower rating of a Chevy 454?

At its peak, the 454 was developing 450 horsepower in the Camaro and Chevelle passenger cars. By 1974, however, government-mandated smog requirements killed the muscle car as the 454’s horsepower rating dipped to 235.

What is the weight of a 454 Chevy engine?

The engine breathed through a four-barrel carburetor, and ignition was provided by a Delco Electric unit. The marine 454 weighs 980 lbs and makes 330 horsepower, at its maximum RPM of 4,400.

What was the last year the Chevy 454 was made?

Another big blow for the 454 was the gas crisis of 1973 which pretty much sealed the fate for the motor during this period. The last Chevelles of 1973 used the 454 but by this point the engines had been toned down to a measly 245 horsepower. The Corvette followed suit by the end of 1974 and also bid farewell to this once powerful engine.

How to build a Chevy 7.4L 454 engine?

Complete Engines for Chevy 7.4L/454 Engine Side Refine Panel Shop by Category Engines & Components Complete Engines Belts, Pulleys & Brackets Block Parts Camshafts, Lifters & Parts Crankshafts & Parts Cylinder Heads & Parts Engine Bearings Engine Rebuilding Kits

Is the 454 Ho a big block engine?

Chevrolet Performance’s 454 HO crate engine is a Big-Block bargain – an affordable engine with performance specs that will make you think it’s 1970 all over again.

What was the horsepower of a 1970 Chevy 454?

The 1970 production models of the 454 put out the most horsepower with the LS5 claiming 360 horsepower and the LS6 putting out a mighty 450 horsepower.

What kind of engine does a 1972 GMC c1500 have?

1972 GMC C1500 Sierra Grande V-8 auto, power steering, power disc brakes, air conditioning (not currently working), Chromed Cragar mag wheels, good tires, runs and drives good, daily driver, clean T… More Info › 1970 GMC C1500, all Original in great shape, repaint still looks good, super clean body, paint , and interior.

Where did the GMC C / K 1500 come from?

THIS is the truck you wish Grandpa kept: 71 GMC born in TEXAS, hung around FT HOOD in Coleen,TX, Reserection was preformed at BBT FAB designed and engeneering by Troy and his team of show winning b… More Info ›

Which is the best pickup truck Chevy or GMC?

Looking at pickup truck sales numbers, the Ford F-150 may still wear the sales crown but with the combination of Chevy and GMC sales, then GM has sold “more pickup trucks than any other manufacturer for five consecutive years,” according to Piszar.

What kind of engine is a Chevy 454?