| Engine | L31 Vortec 350 Chevy Engine |
| Horsepower | 250HP @ 4600RPM |
| Torque | 330FT/LBS @ 2800RPM |
| Compression Ratio | 9.3:1 |
| Block | 4-Bolt Main, 1-Pc Seal, 4.000" Bore |
Full Answer
How much horsepower can I get Out of 350 Vortec?
With power adders such as superchargers turbochargers or nitrous oxide I've seen as much as 5 horsepower per cubic inch making power costs money A GMPP Vortec 350 crate motor is probably good to about 500hp while maintaining reasonable reliability.
What kind of gas does a Vortec 350 use?
It will run on regular fuel but is 5 percent more efficient if you use premium, 90+ octane fuel. Flexible Fuel Engines GM vehicles with flexible fuel engines require either 87 Octane or E85 fuel.
What is included in a Chevrolet 350 crate engine?
This is the crate engine for you. We’ve also loaded the 350/290 with a four-bolt main bearing block, aluminum pistons, and a hydraulic camshaft. The cast iron cylinder heads are designed to be extremely durable while still providing good airflow through the engine. The 350/290 will ship to you as a Base-level long block.
How do you time a GMC Vortec 350?
1997 Vortec Engine Specifications
- Big Block Engine. During 1997 Chevy still had a big block engine, the 454 cubic inch. ...
- Vortec Small Block. The king of the Vortec small block engines during 1997 was the 5.7 L 5700 L31 engine, which was produced from 1996 to 2002.
- V-6 Vortec. ...
How much does a 350 Chevy crate motor cost?
The Chevrolet Performance 2014-2015 350ci / 530hp supercharged crate engine alone costs close to $40,000.
How much HP does a 350 crate engine have?
Chevy 350 Crate Engines The base version of this engine makes 195 horsepower and features an 8.5 compression ratio.
How much does a Chevy 350 engine cost?
The most common 350 Chevy engine rebuild cost is around $2000. However, this price can go up in the range of $3000 to $4000 depending on what parts you want to be replaced.
Is the 5.7 Vortec an LS motor?
The Chevy 5.7L Vortec engine should not be mistaken for the General Motors' LS (luxury sport) engine, a different engine designated mostly for performance cars such as the Chevrolet Corvette. The Vortec and LS engines shared a similar cast iron engine block design.
What is the difference between a 350 and 350 vortec?
The regular 350 head uses a 90 degree bolt angle while the Vortec uses a 72 degree bolt angle. When the head is bolted to the engine, all the attachment bolts point straight up, as experienced mechanics know.
How much horsepower does a 350 Vortec have?
The 1996-2000 350ci Vortec 5700 engines enjoy lots of aftermarket support to help improve the 255 hp and 330 lb-ft of torque they're rated for at the crank. An engine swap can be quite costly, so putting even a quarter of those funds into your Vortec 350 engine could get you where you want to be.
What year is the best Chevy 350 engine?
What Year is the Best Chevy 350 Engine?LT-1 – 1970. When the LT-1 hit the scene in 1970, it took the world by storm. ... L98 – 1992. Another fan favorite is the 1992 L98 350 engine. ... L31 – 2002. Last but not least, the 2002 L31 350 Chevy engine deserves recognition.
Are GM crate engines any good?
GM has been putting out great crate engines for decades, allowing enthusiasts to give their favorite builds a beating heart.
Is there a Chevy 350 big block?
The 350 is 4.00" by 3.48". There is such a thing as a 350 big block, but it is NOT a Chevy. Pontiac, Olds and Buick each made a 350 and all three are considered big blocks (same blocks as their respective 400 and 455 engines).
Whats better 5.3 or 5.7 Vortec?
IMO-The 5.3 is definately a faster motor but the 5.7 seems to handle weight better. My 5.3 averages about 17mpg while and I got about 15mpg with my 5.7. It is hard to get a good comparison though. The 5.7 was a Z71 regular cab, short bed with an auto and 3.73s.
What is so special about a Vortec engine?
The redesigned cylinder heads of a Vortec engine provides for improved combustion efficiency. The intake ports (reshaped) of the engine provides for better cylinder filling and fuel atomization by promoting higher air flow velocities to the combustion chambers via the ports.
What year did they stop making the 5.7 Vortec?
After 36 straight years of production, the 5.7 Chevy engine was technically discontinued in vehicles after the 2002 model year.
JEGS Replacement Crate Engine for 1996-2000 for 5.7 Vortec Long Block Chevy
Estimated to ship direct from manufacturer on 12/07/21, pending manufacturer availability.
JEGS Replacement Crate Engine Kit
Estimated to ship direct from manufacturer on 12/07/21, pending manufacturer availability.
JEGS Replacement Crate Engine Kit
Estimated to ship direct from manufacturer on 12/07/21, pending manufacturer availability.
JEGS Replacement Crate Engine Kit
Estimated to ship direct from manufacturer on 12/07/21, pending manufacturer availability.
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How much horsepower does a Vortec 5700 have?
The 350 horsepower rating for the Vortec 5700 means you won’t get left at a stop light. This is one powerful engine. It is so powerful that you have to buy it straight from a dealer and not your local reseller. You can go ahead and skip the dealerships because the prices are just too high.
What is a 5.7 crate engine?
GM 5.7L Vortec Crate Engines. General Motors created its 5.7L Vortec in the 1990s. It was designed for use with larger pickup trucks. The huge V8 power was the last of its 350 engine design. The L31 series engine was the motor that was selected to move GM into the future. This L31 engine is an identical copy of what was used in the early 1950s.