3969854 CHEVROLET Big Block Bolt Chevy Camaro Corvette

Review CHEVROLET 402 Big Block 6-70 Chevy Bolt Main for CHEVY CAMARO CORVETTE CHEVELLE 396 SS

The Chevrolet 3969854 396/402 Big Block engine is a powerhouse for classic muscle cars, particularly for models such as the Camaro, Corvette, and Chevelle. This engine is renowned for its raw power and unmatched performance, making it a coveted upgrade for enthusiasts and collectors alike.

The 396/402 Big Block engine is a testament to Chevrolet's engineering prowess, with a displacement of 6.5-liter (396 cubic inches) or 6.6-liter (402 cubic inches), depending on the specific model and year. The engine features a cast-iron block and aluminum heads, ensuring durability and lightweight performance. The 4-bolt main caps provide additional strength and stability, while the high-compression pistons and high-flow cylinder heads maximize power output.

The 396/402 Big Block engine is equipped with a quadra-jet carburetor, which delivers a smooth and powerful air-fuel mixture to the engine. The engine is also known for its versatility, with options for performance camshafts, intake manifolds, and exhaust systems, allowing for tailoring to various performance levels.

The 6-70 two-speed powerglide transmission is a complementary match for the 396/402 Big Block engine. The powerglide's smooth shifting and robust design provide optimal power delivery to the rear wheels, enhancing the driving experience. The transmission features a two-speed automatic operation, allowing for quick acceleration and smooth cruising.

In conclusion, the Chevrolet 3969854 396/402 Big Block engine and 6-70 powerglide transmission are a formidable combination for classic muscle cars. The engine's raw power, versatility, and durability, coupled with the smooth and powerful transmission, make this a desirable upgrade for any enthusiast looking to enhance the performance of their Camaro, Corvette, or Chevelle.

1. Powerful and reliable: The 396/402 Big Block engine is known for its power and reliability, providing a thrilling driving experience.

2. Wide range of applications: This engine can be used in various Chevrolet models, including Camaro, Corvette, and Chevelle, offering versatility.

3. Easy to find replacement parts: Due to its popularity, replacement parts for the 396/402 Big Block engine are readily available, making maintenance and repairs less costly and time-consuming.

4. Strong aftermarket support: The engine has a large aftermarket community, providing numerous modifications and performance upgrades to enhance its performance.

1. Fuel efficiency: The 396/402 Big Block engine is not particularly fuel-efficient, which may result in higher gasoline costs.

2. Size and weight: The engine's size and weight may increase the overall weight of the vehicle, affecting its handling and performance.

3. Environmental impact: As a large-displacement engine, the 396/402 Big Block engine contributes to higher emissions and has a more significant environmental impact.

The Chevrolet 396/402 Big Block engine is an excellent choice for those seeking power, reliability, and versatility in their Chevrolet vehicle. Its wide range of applications and easy access to replacement parts make maintenance and repairs less daunting. However, it is essential to consider the engine's fuel efficiency, size, and weight, as well as its environmental impact, before making a purchasing decision.

If you are looking for a powerful and reliable engine for your Chevrolet, the 396/402 Big Block engine is an excellent option. Just ensure that you consider its potential drawbacks and make an informed decision based on your specific needs and driving habits.

Details:

I have over 750.00 in the machine work and cleaning, parts installed. I was going to keep this block for myself, so I had it bored 030. I also had it hot tanked, shot preened. This is a really nice block for your restoration.

The b-6-70, while the brand name of Chevrolet speaks for itself. I had cam bearings installed as well freeze plugs. This high-performance engine block is a must-have for any Chevy Camaro, Corvette or Chevelle Ss enthusiast. Buyer to pay all shipping costs.

Great date of b-1970, hard to find. Then had it pressure tested as well .

specifications engineblocksam:

• for models: 396, Ss, Camaro, Corvette, Chevelle
• for makes: Chevy
• brand: Chevrolet
• mpn: 3969854
• part type: Block Bolt
• manufacturer warranty: No
• material: Cast Iron
• vintage part: Yes

shipping engineblocksam:

offer engineblocksam:

• in stock #: 5
• started: february 8, 2024
• availability: in stock
• sold #: 33
• prices: $850.00–$4495.00
• item condition:
  • Used
  • Remanufactured
• options: ship-to-home
• best offers: true

general engineblocksam:

• category: Auto Parts > Car Truck Accessories > Engines > Blocks

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• # reviews: 584
• city: paris, ohio
• rating: 91.7%

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• policy: no returns