GM 3991492 Hump Head Block Double 186

( Brand: Gm ), ( Manufacturer Part Number: 3991492 ), ( Part Type: Head Block ), ( Country/region Of Manufacture: United States )

Review GM 186 Chevy Hump Sbc Head Block Double Small 492 fits 302 350 400 327

The product you're inquiring about is a high-performance engine block specifically designed for an 186 Chevy vehicle, with a capacity of 350 cubic inches. This block is a hump block, which means it has an extra ridge or hump in the cylinder head area, providing more space for larger cylinder heads like the 400 c.i. or 396 c.i. This block is also compatible with 327 c.i. engines, making it a versatile choice for various engine configurations.

The engine block number, 3991492, indicates its specific design and manufacturing details. This block is made of high-quality cast iron, ensuring durability and reliability. It features a four-bolt main bearing cap design, which provides additional strength and stability to the engine.

The block is also equipped with double 4-bolt main bearing caps, which further enhances its strength and durability. This design allows for increased horsepower and torque, making it an excellent choice for high-performance applications.

This engine block is suitable for both street and racing applications and is known for its ability to handle high-horsepower engine builds. It is a great choice for those looking to upgrade their engine for improved performance, whether for daily driving or competitive racing.

In summary, this 350 c.i. hump block is a high-quality, versatile, and durable engine component that can accommodate various cylinder head sizes and engine configurations. Its robust design and high-strength features make it an excellent choice for high-performance applications, making it an excellent investment for any Chevy enthusiast.

1. Powerful engine: The 350 head and 327 block are known for their power and reliability, which makes this engine a great choice for performance enthusiasts.

2. Wide availability of parts: Since this engine is a common one, you'll have no trouble finding replacement parts, which can save you money in the long run.

3. Easy to upgrade: With its hump cam, this engine is easy to modify and upgrade, allowing you to customize it to your liking.

1. Potential for high maintenance costs: While the engine is powerful, it may require more frequent maintenance than some other engines due to its performance capabilities.

2. Limited compatibility: This engine may not be compatible with all vehicles, so you'll need to ensure it fits your specific car before making a purchase.

3. Higher price point: Due to its power and performance capabilities, this engine may be more expensive than some other options on the market.

Conclusion: If you're looking for a powerful engine with a wide availability of parts and the ability to be easily upgraded, the 186 Chevy 302 hump 350 400 head 327 block 3991492 double 492 engine may be a good fit for you. However, be prepared for higher maintenance costs and ensure that the engine is compatible with your vehicle.

Recommendation: If you're not ready to invest in a high-performance engine like this one, consider starting with a less powerful engine and gradually upgrading as you gain more experience and knowledge. This will allow you to avoid the potential high maintenance costs and compatibility issues associated with more powerful engines.

Details:

part #: 3991492 prices

• $950.00-$1800.00

specifications cylinderheapar:

• for models: 302, 350, 400, 327
• for makes: Chevy
• brand: Gm
• mpn: 3991492
• part type: Head Block
• country/region of manufacture: United States

Seller:

• city: Newark, New Jersey
• zipcode: 07101

Offer:

• # Sold: 0
• quantity: 1
• Started: April 10, 2015, 2:35 am
• best offer: true
• # bids: 0

Payments:

• PayPal

Returns:

• policy: no returns

Ratings:

1. Quick shipping. Great buy. Would buy from again. 04-10-15
2. You are a gentleman/lady & a scholar. Thanks very much! 04-03-15
3. Easy to work with. 04-04-15
4. Great customer. quick payment. A++++++ 04-08-15
5. Great seller thank you much! 04-07-15

Shipping:

• type: Calculated
• handling: 3 days

General:

• condition: For parts or not working
• Motors > Parts & Accessories > Vintage Car & Truck Parts > Engines & Components > Cylinder Heads & Parts
• in stock: Yes

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