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  2. sku: 3935686136860711
  3. EATON 12642742

EATON 12642742 Bottom Supercharger Pcv Seal Ctsv Gm Z06 ZL1

fits model: Lt4.

12642742 Eaton Oem Lt4 Supercharger Bottom Pcv Seal Gen V Z06 Zl1 Ctsv Gm#

( Brand: Eaton ), ( Manufacturer Part Number: 12642742 ), ( Type: Supercharger ), ( Fitment Type: Direct Replacement ), ( Country Of Origin: United States )

Review EATON Oem Supercharger Bottom Pcv Seal Gen Z06 Zl1 Ctsv Gm# fits LT4

The Eaton 12642742 LT4 Supercharger Bottom PCV Seal is an essential component in the LT4 supercharged engine found in various high-performance GM vehicles, including the Chevrolet Camaro ZL1, Cadillac CTS-V, and the sixth-generation Corvette Z06. This seal plays a critical role in ensuring the proper functioning of the engine by preventing crankcase gases from escaping and maintaining the correct crankcase ventilation pressure.

This seal, specifically designed for Gen Z06, ZL1, and CTSV applications, is manufactured using a high-performance elastomer material that offers improved resistance to oil, heat, and wear compared to standard seals. The material's flexibility allows it to conform to the engine components' contours, ensuring a tight seal and effective crankcase ventilation management.

The Eaton 12642742 LT4 Supercharger Bottom PCV Seal's design features a reinforced lip that provides additional strength and durability against the high-pressure forces generated by the supercharger system. The lip's design also ensures a positive seal engagement with the PCV valve, minimizing the risk of leaks and maintaining optimal engine performance.

Installation of this seal is a straightforward process, and it is designed to be a direct replacement for the factory seal. It comes packaged with all necessary installation hardware, making it a convenient and efficient solution for those seeking to maintain or upgrade their supercharged GM engine.

In summary, the Eaton 12642742 LT4 Supercharger Bottom PCV Seal is a high-quality, performance-enhancing component designed specifically for use in Gen Z06, ZL1, and CTSV applications. Its superior material, reinforced lip design, and easy installation make it an excellent choice for those looking to optimize the performance and longevity of their supercharged GM engine.

Pros and Cons of Buying Eaton 12642742 LT4 Supercharger Bottom PCV Seal for Gen Z06, ZL1, and CTS-V GM Vehicles

Introduction:

The Eaton 12642742 LT4 supercharger bottom PCV seal is an essential component for maintaining the proper functioning of the supercharger system in certain GM vehicles, including the Gen Z06, ZL1, and CTS-V. This article aims to provide an unbiased analysis of the advantages and disadvantages of purchasing this part.

Pros:

1. Improved Performance: A worn-out or leaking bottom PCV seal can lead to a loss of compression and reduced engine performance. Replacing the seal with a new one can help restore the engine's efficiency and power output.

2. Preventing Damage: A faulty bottom PCV seal can cause crankcase pressure to build up, leading to potential engine damage. By addressing the issue promptly and installing a new seal, you can protect your engine from potential harm.

3. Enhanced Durability: The Eaton 12642742 LT4 supercharger bottom PCV seal is specifically designed to withstand the high-performance demands of the LT4 engine. This means that it is likely to last longer than an OEM seal, providing peace of mind and reducing the need for frequent replacements.

Cons:

1. Cost: Replacing a bottom PCV seal is not a cheap endeavor, especially for high-performance vehicles like the Gen Z06, ZL1, and CTS-V. The price tag for the Eaton 12642742 LT4 supercharger bottom PCV seal can be a significant investment for some.

2. Installation Complexity: Installing the new seal can be a challenging process, especially for those without automotive experience. The procedure involves draining the oil, removing the crankshaft pulley, and other labor-intensive steps.

3. Potential for Overspending: In some cases, a leaking bottom PCV seal might be a symptom of a more significant issue, such as a blown head gasket or a cracked engine block. In these situations, investing in a new seal alone might not solve the problem, leading to potential overspending.

Conclusion:

The Eaton 12642742 LT4 supercharger bottom PCV seal is an essential component for maintaining the proper functioning of the supercharger system in Gen Z06, ZL1, and CTS-V GM vehicles. While the cost and installation complexity may deter some, the benefits of improved performance, engine protection, and enhanced durability make it a worthwhile investment for those seeking optimal engine efficiency and longevity.

Recommendation:

If you own a Gen Z06, ZL1, or CTS-V and suspect that your supercharger bottom PCV seal might be leaking, it is crucial to address the issue promptly. Start by inspecting the area for any signs of oil leaks or crankcase pressure buildup. If you confirm that the seal is indeed the culprit, consider investing in the Eaton 12642742 LT4 supercharger bottom PCV seal to restore your engine's performance and protect it from potential damage. If you are unsure about the installation process, consult a professional mechanic to ensure a proper installation and avoid any potential complications.

Details:

Not normally available separately. Genuine Eaton seal for underneath LT4 supercharger. LT4 Supercharger Bottom PCV Seal. Gen V Z06 ZL1 CTSV.

part #: 12642742 price

  • $33.99

specifications reppchargers:

  • for models: Lt4
  • brand: Eaton
  • mpn: 12642742
  • type: Supercharger
  • fitment type: Direct Replacement
  • country of origin: United States

shipping reppchargers:

  • transit: 2-6 Days
  • cost: $10.10
  • type: Calculated
  • service: USPS Ground Advantage, USPS Priority Mail Padded Flat Rate Envelope, USPS Priority Mail Express Flat Rate Envelope
  • carrier: USPS
  • class: Standard, Expedited

offer reppchargers:

  • started: March 3, 2026
  • options: Ship-to-home
  • availability: In Stock
  • sold: 0

returns reppchargers:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted

seller reppchargers:

  • city: Hermitage, Pennsylvania
  • rating: 100.0%
  • # reviews: 7107

payments reppchargers:

  • credit card: Mastercard
  • wallet: Google-pay
  • other

general reppchargers:

  • condition: New
  • Air Fuel Delivery > Turbos, Superchargers Intercoolers > Superchargers Parts
for models: lt4, type: supercharger, fitment type: direct replacement, country of origin: united states,
category: auto parts > air fuel delivery > turbos, superchargers intercoolers > superchargers parts, sku: 3935686136860711,

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1 offer $33.99 USD
  • Offer #1: $33.99 price + $10.75 shipping estimate = $44.74* total. Gen V Z06 ZL1 CTSV. GM#.+$10.75 shipping

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