J MARTIN AUTO
0 ratings
bundled set of 8 .040 over Hypereutectic Flat Top 4 Valve relief Pistons and matching Moly Rings compatible with 1968-85 Chevy 350 small blocks.
genuine image
bundled set of 8 .040 over Hypereutectic Flat Top 4 Valve relief Pistons and matching Moly Rings compatible with 1968-85 Chevy 350 small blocks.
These pistons can be used as a performance upgrade in engines originally equipped with dish top pistons without modifications.
bundled set of 8 .040 over Hypereutectic Flat Top 4 Valve relief Pistons and matching Moly Rings compatible with 1968-85 Chevy 350 small blocks.
Item #: 124980624

bundled set of 8 .040 over Hypereutectic Flat Top 4 Valve relief Pistons and matching Moly Rings compatible with 1968-85 Chevy 350 small blocks.

Item #: 124980624

€ 300

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store
Order now and get it around Saturday, August 08
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
These pistons can be used as a performance upgrade in engines originally equipped with dish top pistons without modifications.
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Enhanced Performance
The hypereutectic flat top design delivers superior thermal stability and consistency, ensuring optimal engine performance for 1968-85 Chevy 350 small blocks, addressing the need for reliability under various driving conditions.
Complete Kit
This bundled set includes eight pistons and matching Moly rings, providing a complete solution for engine builders, eliminating the hassle of sourcing compatible components separately for Chevy 350 small blocks.
Durability Boost
Crafted for resilience, these pistons and rings withstand higher stresses, enhancing engine longevity and reducing wear, ensuring that enthusiasts enjoy extended performance without frequent replacements.

Product Details

Shop bundled set of 8 .040 over Hypereutectic Flat Top 4 Valve relief Pistons and matching Moly Rings compatible with 1968-85 Chevy 350 small blocks. online at a best price in Malta. B0CX9JJPMF

Who Should Buy?

Suitable For
  • Performance Upgrades

    Ideal for enthusiasts looking to enhance horsepower and optimize performance in their 1968-85 Chevy 350 small blocks.

  • Rebuild Projects

    Perfect for anyone rebuilding a Chevy 350 engine, seeking durable and reliable components to ensure longevity.

  • Budget Conversions

    Great choice for budget-conscious users aiming for quality piston upgrades without breaking the bank during conversions.

Not Suitable For
  • Professional Racers

    May not meet the high-performance demands of competitive racing professionals seeking peak engine performance.

Product Description

bundled set of 8 .040 over Hypereutectic Flat Top 4 Valve relief Pistons and matching Moly Rings compatible with 1968-85 Chevy 350 small blocks.

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What are Hypereutectic Pistons and why are they beneficial for Chevy 350 engines?

    Answer: Hypereutectic pistons are a type of piston made from an aluminum alloy that includes a higher silicon content, which provides superior strength and thermal stability. This makes them beneficial for Chevy 350 engines as they can withstand higher temperatures and pressures, reducing the likelihood of warping or failure during high-performance applications. They are ideal for both street and racing setups, providing durability and reliability under aggressive driving conditions.
  • Question: What does the '.040 over' specification indicate?

    Answer: The '.040 over' specification refers to the increased diameter of the piston, which is 0.040 inches larger than the factory size. This enlargement is essential for compatibility with a bored-out cylinder, allowing for better combustion and performance. It is a common modification for those aiming to enhance engine power and efficiency, especially when rebuilding or refreshing an older Chevy 350 engine.
  • Question: What are the advantages of flat-top pistons over other designs?

    Answer: Flat-top pistons are advantageous because they provide a higher compression ratio compared to dome-style pistons. A higher compression ratio enhances the engine's power output and efficiency, resulting in better performance. These pistons are particularly suitable for street performance applications where optimum power and fuel efficiency are desired in Chevy 350 engines.
  • Question: Are the piston rings included compatible with performance modifications?

    Answer: Yes, the piston rings included in the bundle are specifically designed to complement high-performance applications. They feature a moly coating that reduces friction and improves wear resistance, which is essential for engines subjected to high RPMs and intense performance driving. This compatibility helps maintain engine integrity and performance over time, making them an excellent choice for modified Chevy 350 small blocks.
  • Question: How does valve relief impact engine performance?

    Answer: Valve reliefs on the pistons create pockets that allow for more extensive valve lift without the risk of piston-to-valve contact. This improved design is crucial for enhancing airflow and overall engine efficiency. In high-performance Chevy 350 builds, using pistons with appropriate valve reliefs ensures that you can safely run camshafts with higher lift, ultimately optimizing the performance capabilities of your engine.
  • Question: What applications are suitable for these pistons and rings?

    Answer: These pistons and rings are ideal for various applications, including everyday driving, street performance, and moderate racing conditions for Chevy 350 engines. They are suitable for anyone looking to upgrade or rebuild their engine for improved horsepower and torque. Whether for hot rods, muscle cars, or trucks, this bundled set meets the requirements of enthusiasts seeking reliability and performance enhancements.
  • Question: How do I ensure proper installation of these pistons?

    Answer: Proper installation of these pistons requires attention to detail regarding clearances and tolerances. It's recommended to consult a service manual for the Chevy 350 engine specifications and use correct tools, such as a torque wrench, to ensure everything is secured properly. Consider collaborating with a professional mechanic for installation, especially if you are modifying your engine for the first time, to achieve the best possible outcome.
  • Question: Can these pistons be used with stock parts?

    Answer: Yes, these hypereutectic pistons are designed to be compatible with both stock and aftermarket parts for the Chevy 350 engine. They can be used alongside factory rods and crankshafts, making them a versatile option for those not wishing to upgrade the entire engine assembly while still seeking performance gains. They seamlessly integrate into standard setups while enhancing overall engine output.
  • Question: What tools are necessary for a piston replacement project?

    Answer: To replace pistons, you will typically need a socket set, torque wrench, piston ring compressor, and engine hoist or jack for removing the engine block. Additionally, having hand tools for disassembly and reassembly, along with a service manual for reference, will facilitate the process. Being equipped with the right tools ensures a smoother replacement and minimizes the risk of damage during the project.
  • Question: Where can I buy a bundled set of (8) .040 over Hypereutectic Flat Top 4 Valve relief Pistons and matching Moly Rings compatible with 1968-85 Chevy 350 small blocks?

    Answer: You can conveniently purchase a bundled set of (8) .040 over Hypereutectic Flat Top 4 Valve relief Pistons and matching Moly Rings from Ubuy in Malta. Ubuy provides a user-friendly shopping experience and a reliable platform for enthusiasts looking to enhance their Chevy 350 engine performance.

J MARTIN AUTO Hypereutectic Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

€ 300

Order now and get it around Saturday, August 08

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Bundled set of 8 hypereutectic flat top pistons.
  • Engine compatible with 1968-85 Chevy 350 cid (5.7L) small block V-8 engines.
  • Performance upgrade option without engine modifications.
  • Suitable for press fit or floated connecting rods.
  • Includes moly piston ring set for enhanced performance.
  • DurOshield coated skirts for increased durability.

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.