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Item #:
195167422
1970-80 Small Block Chevy 400 Hypereutectic Coated Flat Top Pistons & Moly Rings 10:7:1 Comp Ratio .30 OVER 4.155 BORE
Item #:
195167422
ETB 55606
Price Details
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Imported from USA store
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Order now and get it around Saturday, July 04
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What Stands Out
High Compression Ratio
Achieve impressive performance with a 10:7:1 compression ratio that enhances power output and torque, ideal for enthusiasts looking to maximize engine efficiency and responsiveness.
Durable Hypereutectic Design
Constructed from advanced hypereutectic material, these pistons offer superior strength and reduced thermal expansion, ensuring long-lasting durability under high-stress conditions.
Precision Moly Rings
Included moly rings provide excellent sealing and reduced friction, improving oil control and engine efficiency, making them a top choice for performance builds and daily drivers alike.
Product Details
| Item Weight | 2.4 lbs (1.09 kg) |
Who Should Buy?
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Performance Builders
Ideal for engine builders seeking reliable performance enhancements with high compression ratios in small block Chevys.
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Street Racers
Great for street racing enthusiasts who require durable and efficient pistons for their small block Chevy engines.
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Restorers
Perfect for those restoring classic cars with 1970-80 Small Block Chevy engines looking for quality replacement parts.
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High Boost Applications
Not suitable for applications requiring excessively high boost levels or extreme power outputs that exceed its limitations.
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Budget Builders
May not be ideal for budget-conscious builders looking for cheaper alternatives without the performance necessities.
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Non-Chevy Users
Not designed for other vehicle makes or models, limiting its applicability to solely Small Block Chevy engines.
Product Description
1970-80 Small Block Chevy 400 Hypereutectic Coated Flat Top Pistons & Moly Rings 10:7:1 Comp Ratio .30 OVER 4.155 BORE
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What are hypereutectic pistons, and why are they beneficial for my engine?
Answer: Hypereutectic pistons are made from a high silicon content alloy that provides excellent resistance to thermal expansion and wear. This property allows them to maintain tighter tolerances compared to traditional cast pistons, which is essential for enhancing engine performance. In addition to reducing the likelihood of piston slap, hypereutectic pistons operate at lower temperatures, ensuring more efficient combustion and potentially increasing fuel efficiency. These pistons are particularly beneficial for high-performance engines, where operating conditions can be extreme. -
Question:
What does a 10:7:1 compression ratio mean?
Answer: A 10:7:1 compression ratio indicates that the cylinder compresses the air-fuel mixture to a volume that is 10 parts of air-fuel to 7 parts of cylinder volume. Higher compression ratios are typically associated with increased power output, as they allow for a more efficient combustion process. However, they also require higher octane fuel to prevent knocking. This specific compression ratio is ideal for those looking to balance performance and reliability in a small block engine while allowing for improved torque and horsepower, making it suitable for street and performance driving. -
Question:
What does 'STD size 4.125 bore' mean, and how does it affect my engine?
Answer: STD size 4.125 bore refers to the standard diameter of the cylinder where the piston operates. This specific measurement is crucial as it directly impacts engine displacement, power output, and overall performance. A 4.125 bore is suited for small block Chevrolet 400 engines and allows for better airflow and enhanced combustion efficiency. When selecting pistons, ensuring the correct bore size is critical for maintaining engine health and achieving desired performance metrics, making these pistons a perfect fit for your setup. -
Question:
How do coated pistons enhance engine performance?
Answer: Coated pistons, like those that are hypereutectic, are treated with a special surface layer that enhances their thermal stability and reduces friction. The coatings can significantly improve durability by preventing wear from oils and carbon build-up. This treatment leads to better engine efficiency as it allows for smoother movement within the cylinder walls. For high-performance applications, using coated pistons can lead to improved power delivery and throttle response, especially when subjected to increased load conditions, such as racing or heavy towing. -
Question:
Can I use these pistons for a modified engine build?
Answer: Yes, these hypereutectic coated flat top pistons are suitable for modified engine builds. Given their design, these pistons can handle slightly higher performance specifications due to their durability and thermal resistance. When paired with performance-oriented components, such as enhanced camshafts or aftermarket intake systems, these pistons can help you achieve optimal engine performance without compromising reliability. Whether you're building a street machine or a race engine, they are an excellent choice for enhancing horsepower and torque. -
Question:
What is the benefit of using Moly rings with these pistons?
Answer: Moly rings, made from molybdenum, offer superior wear resistance and reduced friction compared to standard cast iron rings. They provide effective sealing between the piston and cylinder wall, enhancing oil control and improving combustion efficiency. Using Moly rings with hypereutectic pistons can lead to less blow-by, which helps to maintain compression and promotes better performance. This is especially beneficial in high-performance setups where maximizing power and maintaining engine integrity are goals. Moly rings improve both performance longevity, making them a practical choice for your engine. -
Question:
What tools do I need for installing these pistons?
Answer: To install hypereutectic pistons, you will need an engine hoist, torque wrench, piston ring compressor, and standard hand tools like sockets and wrenches. Additionally, a good practice is to have assembly lube and all relevant gaskets ready on hand for a smooth installation process. Proper installation is critical for maintaining engine performance; any misalignment can lead to increased wear or even engine failure. Whether you are a DIY enthusiast or a professional mechanic, having the right tools ensures a secure and efficient piston installation. -
Question:
How do these pistons compare to traditional cast pistons?
Answer: Hypereutectic pistons differ from traditional cast pistons primarily in their alloy composition. The higher silicon content in hypereutectic pistons grants them better thermal properties, making them less prone to expansion and wear. This allows for tighter tolerances, leading to improved performance characteristics like reduced friction and enhanced power output. In comparison, traditional cast pistons may perform well under standard conditions but can fail under high stress or temperature extremes. Such differences make hypereutectic pistons more suited for high-performance engines where durability and power efficiency are paramount. -
Question:
What vehicles are compatible with Small Block Chevy 400 pistons?
Answer: The Small Block Chevy 400 pistons are compatible primarily with Chevrolet vehicles that utilize the 400 cubic inch engine block. This includes classic models from the 1970s to 80s, as well as various hot rods and custom builds using the SBC 400. These pistons can be effectively utilized in muscle cars and street performance vehicles where a balance between power and reliability is desired. When planning for an engine upgrade or build, it's important to confirm compatibility with your engine's specifications to achieve the best performance possible. -
Question:
Where can I buy 1970-80 Small Block Chevy 400 Hypereutectic Coated Flat Top Pistons & Moly Rings 10:7:1 Comp Ratio STD SIZE 4.125 BORE?
Answer: You can purchase the 1970-80 Small Block Chevy 400 Hypereutectic Coated Flat Top Pistons & Moly Rings 10:7:1 Comp Ratio STD SIZE 4.125 BORE on Ubuy. Ubuy offers a wide selection of automotive performance parts that cater to car enthusiasts and builders looking to enhance their engines. Their platform is user-friendly, allowing you to easily find and order the parts you need for your builds, ensuring a seamless shopping experience.
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ETB 55606
Order now and get it around Saturday, July 04
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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Features & Benefits
- Compatible with 400 Cid small block V-8 engines.
- Available in your choice of sizes for a custom fit.
- Flat top design with 4 valve reliefs for optimal performance.
- Ideal for street/strip use and light racing applications.
- Features durable Moly rings and precision ring grooves.
- Designed specifically for stock 5.565 length press fit rods.