1. Car & Truck Engines Used/New Products
  2. sku: 7105553999159631
  3. CHEVROLET CORVETTE

CHEVROLET 300-05057F Engine 5.7L

fits model: 350ci, Corvette. make: Chevrolet. year: 1981–1985.

300-05057f Chevrolet 81-85 Corvette 5.7l 350ci Engine Assembly With Accessories

( Model: CORVETTE ), ( Conditions Options: 5.7l ), ( Genuine Oem: Yes ), ( Ipn: 300-05057f ), ( Descriptionpartcondition: Runs Good But Has Leaking Exhaust Valve On Cyl 8. Could Use A Re ), ( Engine Size: 5.7 L ), ( Fuel Type: Gasoline ), ( Type: Complete Assembly ), ( Block Type: Ci 2 Bolt Mains )

Review CHEVROLET 5.7l Engine Assembly Accessories fits CORVETTE 350CI 1981–1985

The Chevrolet 300-05057F 81-85 Corvette 5.7L 350ci engine is a powerful and iconic powertrain that was used in the Corvette model years 1981 to 1985. This engine is part of the small-block V8 family, which is known for its reliability, power, and efficiency.

The 5.7L (350ci) engine features a cast iron block and aluminum cylinder heads. It has a bore and stroke measurement of 4.00 inches by 3.48 inches, resulting in a total displacement of 346 cubic inches. The engine is equipped with a cross-flow intake manifold and a single 4-barrel carburetor, which helps deliver an impressive power output of 200 horsepower at 4,400 RPM and 315 lb-ft of torque at 2,400 RPM.

The cylinder heads have a compact, high-performance design that features a larger intake valve area and improved combustion chamber design. The engine also features a hydraulic lifter camshaft and a distributorless ignition system, which reduces engine noise and improves fuel efficiency.

The 5.7L engine is also equipped with a heavy-duty cooling system, which includes a large aluminum radiator, a thermostat-controlled cooling fan, and a pressure-tested cooling system. This cooling system helps maintain optimal engine temperatures, even during high-performance driving conditions.

Additionally, the engine includes a robust connecting rod and crankshaft design, which helps provide excellent power delivery and durability. The engine also features a heavy-duty timing chain and a sturdy damper system, which helps ensure reliable operation and long engine life.

The 5.7L 350ci engine is a high-performance powertrain that is suitable for both street and track applications. It is known for its power, reliability, and iconic status among Corvette enthusiasts. Whether you're restoring a classic Corvette or building a high-performance hot rod, this engine is an excellent choice for delivering power and performance.

Pros and Cons of Buying a Chevrolet 350ci 5.7L Engine (300-05057F) for 1981-1985 Corvette

1. Pros:

a. Power: This engine delivers impressive power, making it a popular choice for those seeking improved performance for their Corvette.

b. Availability: The 350ci engine is widely available on the aftermarket, ensuring ease of acquisition.

c. Affordability: Compared to other high-performance engine options, the 350ci engine is relatively affordable.

d. Compatibility: It is a direct fit for 1981-1985 Corvette models.

e. Durability: The 350ci engine has a reputation for being robust and long-lasting.

2. Cons:

a. Emissions: The 350ci engine does not meet modern emissions standards, which may require additional modifications or aftermarket parts to pass inspections.

b. Fuel Efficiency: This engine is not known for its fuel efficiency, which could lead to increased operating costs.

c. Stock Performance: While the engine offers impressive power, it may not meet the performance expectations of some enthusiasts who are looking for a more significant upgrade.

d. Cooling: The 350ci engine tends to generate more heat than the stock engine, which may require additional cooling measures.

Ending Conclusion:

The Chevrolet 350ci 5.7L engine (300-05057F) is a popular choice for those looking to enhance the performance of their 1981-1985 Corvette. It offers impressive power, is readily available, and is relatively affordable. However, it does come with some drawbacks, such as emissions issues, fuel efficiency concerns, and cooling requirements. Ultimately, the decision to purchase this engine depends on individual priorities and budget.

Recommendation:

If you are looking for a significant power upgrade and can accept the potential drawbacks, the Chevrolet 350ci 5.7L engine (300-05057F) is a solid choice. However, if you prioritize fuel efficiency, emissions compliance, or a more substantial performance boost, you may want to explore alternative engine options or upgrades.

Details:

Once sold the Engine is decreased, steam cleaned and goes through its final quality control inspection. Box addresses are not acceptable delivery. We then perform a compression check. 81-85 CORVETTE 5.7L 350CI ENGINE ASSEMBLY WITH ACCESSORIES This Engine was removed from a 1981 with 130000 miles on it.

Turbo/Superchargers. Valve Covers. Engine Mounts or Brackets. Plastic Engine Covers.

Whats Included: Long Block. Most engines are run tested up to operating temperature and checked for leaking or noise. AC Compressor. Whats NOT Included - May be Available For an Extra Charge: Alternator.

specifications grokengines:

  • for models: 350ci, Corvette
  • for makes: Chevrolet
  • for years: 1981-1985
  • model: Corvette
  • conditions options: 5.7l
  • genuine oem: Yes
  • ipn: 300-05057f
  • descriptionpartcondition: Runs Good But Has Leaking Exhaust Valve On Cyl 8. Could Use A Re
  • engine size: 5.7 L
  • fuel type: Gasoline
  • type: Complete Assembly
  • block type: Ci 2 Bolt Mains

returns grokengines:

  • policy: Returns Accepted
  • paid by: Buyer
  • time: 60 Days

general grokengines:

  • Car Truck Parts Accessories > Engines Engine Parts > Engines
  • condition: Used

offer grokengines:

  • availability: In Stock
  • started: January 15, 2026
  • options: Ship-to-home
  • quantity: 1
  • sold: 0

seller grokengines:

  • rating: 99.9%
  • city: Phoenix, Arizona
  • # reviews: 3411

payments grokengines:

  • other
  • wallet: Paypal
  • credit card: Discover

shipping grokengines:

  • service: Flat Rate Freight
  • class: Freight
  • cost: $0.00
  • type: Fixed
for models: 350ci, corvette, for makes: chevrolet, for years: 1981-1985, conditions options: 5.7l, genuine oem: yes, descriptionpartcondition: runs good but has leaking exhaust valve on cyl 8. could use a re, engine size: 5.7 l, fuel type: gasoline, type: complete assembly, block type: ci 2 bolt mains,
manufacturer: chevrolet, category: auto parts > car truck parts accessories > engines engine parts > engines, sku: 7105553999159631,

Chevrolet Is Similar To:

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2 offers $1700.00–$2975.00 USD
  • Offer #1: $2975.00 price + $450.00 shipping estimate = $3425.00* total. ENGINE ASSEMBLY (INTAKE TO OIL PAN) WITH BELT DRIVEN ACCESSORIES, BUT LESS ALTERNATOR.+$450.00 shipping
  • Offer #2: $1700.00 price + $0.00 shipping estimate = $1700.00* total. CAPRICE 83-85 8-350 (5.7L), gasoline (VIN 6, 8th digit) CAPRICE 81-82 8-350 (5.7L), gasoline (VIN L, 8th digit).FREE SHIPPING

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