OLDSMOBILE 554964-3A Engine Running Spins 77-79 RW26

( Manufacturer Part Number: 554964-3A ), ( Type: Complete Assembly ), ( Engine Size: 5.7 L ), ( Vintage Part: Yes ), ( Fuel Type: Gasoline )

Review OLDSMOBILE 77-79 Engine 554964 3a Non Running Spins No Ship fits CUTLASS 350

The Oldsmobile 554964-3A 77-79 Cutlass 350 engine is a powerful and iconic automotive component that was a staple in Oldsmobile's muscle cars during the late 1970s. This engine is a Rocket V8, 350 cubic inch (5.7 liter) engine that delivers an impressive power output.

The 554964-3A engine is a 2-barrel carbureted version, and it comes with a RW26 intake manifold. The engine block is made of cast iron, providing strength and durability, while the cylinder heads are made of aluminum, reducing weight and improving heat dissipation.

The engine features a hydraulic lifter camshaft, which eliminates the need for adjustment and provides a smooth operating experience. The cylinder heads have a 9.6:1 compression ratio, allowing for good power output. The engine is capable of producing around 200 horsepower and 300 lb-ft of torque.

The 554964-3A engine is known for its robust design and reliability. It features a cross-flow radiator design, which improves cooling efficiency, and a heavy-duty alternator and power steering pump, which provide sufficient electrical power and steering assistance.

This engine is a great choice for those looking to restore a classic Oldsmobile Cutlass or build a hot rod. It can be mated to a variety of transmissions, including the Turbo 350 and 400-4 transmission, and it's compatible with various aftermarket performance parts.

When you install the Oldsmobile 554964-3A engine in your vehicle, you can expect a powerful and responsive driving experience. The engine's classic look and sound are sure to turn heads, making it a great addition to any muscle car enthusiast's garage.

The 554964-3A engine comes with all necessary gaskets and hardware for installation, making the installation process as smooth and hassle-free as possible. Additionally, the engine has been thoroughly inspected, tested, and rebuilt to ensure that it meets the highest standards of quality and performance.

In summary, the Oldsmobile 554964-3A 77-79 Cutlass 350 engine is a powerful, reliable, and iconic automotive component that delivers impressive power output and classic muscle car driving experience. It's a great choice for those looking to restore a classic Oldsmobile Cutlass or build a hot rod, and it comes with all necessary gaskets and hardware for installation.

The Oldsmobile 554964-3A 77-79 Cutlass 350 engine, with the RW26 designation, is a popular choice among car enthusiasts due to its powerful performance and relative affordability compared to new engines. However, as with any used engine purchase, there are pros and cons to consider before making a decision.

1. Power and Performance: The 350 cubic inch engine is known for its robust power and torque, making it a desirable option for those looking to enhance the performance of their classic Cutlass.

2. Affordability: Compared to the cost of a new engine, a used 554964-3A engine can be a more budget-friendly option for car owners.

3. Availability: These engines are fairly common, making it easier to find a used one for sale and potentially securing a good deal.

4. Compatibility: The 554964-3A engine is specifically designed for the 77-79 Cutlass, ensuring a proper fit and minimal modifications required.

1. Wear and Tear: A used engine may have accumulated wear and tear over the years, which could lead to potential issues down the line. Regular maintenance and repairs may be necessary to keep the engine running smoothly.

2. Unknown History: The previous use and maintenance history of the engine are unknown, which could impact its reliability and longevity.

3. Risk of Compatibility Issues: While the engine is designed for the Cutlass, there could still be compatibility issues with other components in the vehicle, such as the transmission or electrical systems.

The Oldsmobile 554964-3A 77-79 Cutlass 350 engine with the RW26 designation offers powerful performance and affordability compared to new engines. However, it also comes with the risks associated with any used engine purchase, such as wear and tear, unknown history, and potential compatibility issues. To mitigate these risks, it's essential to thoroughly research the seller, inspect the engine before purchasing, and budget for potential repairs and maintenance.

If you're set on purchasing a used engine for your classic Cutlass, the Oldsmobile 554964-3A 77-79 Cutlass 350 engine with the RW26 designation is a solid choice due to its availability, power, and compatibility with your vehicle. To ensure a successful purchase, take the time to research reputable sellers, inspect the engine before buying, and budget for any necessary repairs and maintenance.

Details:

Used Condition For parts or Repair. BLOCK # 554964-3A. 77-79 OLDSMOBILE CUTLASS 350 ENGINE 554964-3A NON RUNNING SPINS NO SHIP RW26. May Fit other years and model's as well.

Photos are of actual part and /or vehicle from which it was removed. RW26, SPINS OVER. Not mint, may have rust or scratching other imperfections. All used parts are sold as is pictured.

Please see photos for further details of item condition and to verify that this is the proper part.

part #: 5549643a price

• $749.99

specifications grokengines:

• for models: 350, Cutlass
• for makes: Oldsmobile
• mpn: 554964-3a
• type: Complete Assembly
• engine size: 5.7 L
• vintage part: Yes
• fuel type: Gasoline

shipping grokengines:

seller grokengines:

• # reviews: 2066
• rating: 100.0%
• city: Olmsted Falls, Ohio

offer grokengines:

• quantity: 1
• availability: In Stock
• started: November 2, 2025
• options: Seller-arranged-local-pickup
• best offers: True
• sold: 0

general grokengines:

• condition: For parts or not working
• Car Truck Parts Accessories > Engines Engine Parts > Engines

payments grokengines:

• credit card: Mastercard
• wallet: Paypal
• other
• cash

returns grokengines:

• policy: No Returns

Oldsmobile 554964-3A Is Similar To:

• Oldsmobile 12567312 Engine 4.0l 8 Cylinder Vin C 8th Digit Fits 1996-1999 Aurora 673659 (39.3% similar) 30 day parts warranty...(July 21st, 2024)
• Oldsmobile 389244 425 Complete Engine Core Casting 1965-1967 (42.5% similar) Oldsmobile 425 complete engine core casting number: 389244 years: 1965 -1967, this is a fully complete rebuild able engine core. Buyer pays shipping...(November 15th, 2024)
• Oldsmobile 300-03330a Core Long Block Engine 8-330 Fits 65-67 Cutlass 1184355 (34.4% similar) No expedited shipping is available. Items listed as core are only guaranteed rebuild able. Warranty does not cover labor, diagnostics, towing costs, rental car, or any other expenses related to an item being defective/damaged. Lack of these convenience items does not warrant a return...(December 5th, 2024)
• Oldsmobile 300-15231d 1997-1997 Cutlass 3.1l Engine Motor Complete Assembly 110k Lyf6z (46.5% similar) Please also use the pictures to ensure a proper fit. To aid in installation, you get to keep your current engine and all attached accessories. This 1997 oldsmobile cutlass 3.1L engine assembly 110K miles is in overall good condition. Most electronic parts are not plug and play...(December 22nd, 2024)
• Oldsmobile 300-04033b Engine 6-204 3.3l Vin N 8th Digit Fits 1991 Century 806111 (41% similar) If needed replace timing gears, chains, or belts gaskets. Replace oil, air, and fuel filters. Replace thermostat gasket. Replace oil pan gasket and rear main seal. Fill trans with manufacture specified fluid. Adjust throttle position sensor cable. Replace valve cover gaskets...(January 18th, 2025)
• Oldsmobile 300.gm3s36 Core 213 Inline Six Engine For Rebuild Fits 1936 1020991 (41.5% similar) Check the q a section for business support. For example, when installing a transmission, the torque converter needs to be seated properly on input shaft...(February 14th, 2025)
• Oldsmobile 300-02025e Ciera 1984-1986 Engine 2.5l 1629422 (37.8% similar) Transmissions:replace the following with new parts: front pump and output shaft seals, pan gaskets filter. Simply put, team prep members are the best of. All the above installation should be in accordance with manufacturer guidelines including proper quantity and fill levels of fluids any...(April 8th, 2025)
• Oldsmobile 300-06035b Engine 3.5l Vin H 8th Digit Federal Opt Nf2 Fits 00 Intrigue 368776 (37.7% similar) Scan, record and clear all codes before removing the original unit. All other parts included are considered accessories or extra. Scan, record and clear all codes before removing original unit. Que Beck: 5% GST 9.975% TV 14.975%, Ontario/new Brunswick/Newfoundland 13% HST, Manitoba 8%...(April 25th, 2025)
• Oldsmobile 396021f 1970 455 Engine With E Heads Standard Bore 442 30m Lansing Michigan (40.7% similar) E heads are included. No intake or carburetor. This listing is for a 1970 olds 455 engine removed from 442 automatic over 30 years ago. It is standard 4.125 bore. Engine turns over by hand...(May 27th, 2025)
• Oldsmobile 1347044 Gm 215 V8 Aluminum Engine Short Block Oldsmobile buick 2 (32.1% similar) 1347044 short block in as-found condition. Crank and everything else don't appear to be affected. Bores aren't pitted but have surface rust. We had this one covered up in storage but some water got into bank for a few months. Block has no signs of cracks. Includes timing cover, water pump...(June 11th, 2025)
• General Motors 396021 1970-1971 Oldsmobile Cutlass 442 V-8 455 C I Inch F Rebuilt Short Block (36.5% similar) This sale is for a 455 V-8 engine that 1970 -1971 oldsmobile cutlass 442 or W-30 car. Being an old car guy I fully understand the haggling process in buying vintage parts. It is being offered for sale as a rebuilt short block. I currently hold a ten-year certificate from corvette...(June 13th, 2025)