What is the difference between a 454 and 427?

396 and 427 have the same stroke, 454 has a longer stroke. To compensate for the longer stroke in the 454 – using the same length rod – they had to move the wrist pin higher on the piston. If they had’nt done this, the piston would be sticking out the bore above the decks of the block at the top of the stroke.

Is a 454 big block a good engine?

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 horsepower does a Chevy 454 big block have?

The 454 EFI version was rated from 230 hp (172 kW) to 255 hp (190 kW) and from 385 lb⋅ft (522 N⋅m) to 405 lb⋅ft (549 N⋅m) of torque.

Which engine is better 427 or 454?

The 427 increased the bore to 4.25″ and still had the 3.76″ crank. The 454 used the same bore as a 427 with a stroke increase to 4.00″. For higher RPM use a 427. For more lower end torque use a 454.

How can you tell a 427?

The surest way to identify a 427 engine is to decode the engine casting number located on the engine block.

1. Locate the engine casting number on the rear of the engine block on the bell housing flange.
2. If the number is 3909802, it is a 427 produced from 1966 to 1967.

Is a big block better than a small block?

Big block engines are larger in size and weigh more, but they produce more consistent power and torque to overcome the weight. Small block engines are smaller for better acceleration and handling, but more recently built models can be just as powerful as big block engines.

How much horsepower can you get out of a 383 stroker?

The 383 stroker engines have been reported to achieve 330 horsepower with 410 foot-pounds of Torque, 395 horsepower with 410 foot-pounds of Torque and 395 horsepower with 410 foot-pounds of Torque.

What car came with a 572?

Chevrolet
Orange cast-aluminum valve covers from Chevrolet Performance emblazoned with the words “572 Chevrolet” also denote that this is a very big Bowtie….

What Chevy came with a 572?

For 2022, the COPO Camaro is available with a gigantic 572-cubic-inch (9.4-liter) big-block V-8, which Chevy says “channels the spirit of the original 1969 COPO Camaro.” Chevy didn’t reveal horsepower figures for the 572, but said that it uses a cast-iron block with aluminum heads, a forged steel crankshaft and …

What was the horsepower of the first Chevy big block?

Mark I, W Series Big Blocks. The first generation of Chevy big block engines was an important precursor to the Big Block as we recognize it today. This was the 1958 W Series engine. These motors ranged from 348 to 409 to 427 CID, developing up through a [factory claimed] 430+ horsepower and 435 ft. lbs. of torque.

What’s the difference between small and big block Chevy engines?

While the small-block Chevy has been overshadowed now by the LS family, the big-block Chevy is still the best approach for building a big cubic inch GM engine for the street. This is a stock balancer for an externally-balanced 454 big-block. The arrow points to the offset weight necessary to balance the crankshaft.

When did the big block V8 engine come out?

Having proved their successful Throttle Body Injection (TBI) system during the 1987 model year for the Small Block V8 and Small Block V6 line, GM introduced TBI to the Big Block in 1988, using the same ECM and code, with only the injector and throttle-body size being increased to match.

Can a jeep be converted to a big block V8?

Known for knock-out power and high revving capabilities, the Big Block V8 is respected worldwide as one of the most impressive engines of our era. There are many larger Jeeps into which these engines can be converted. As early as Chevrolets were on the road, they were developing a reputation as cars with an edge on performance.