HomeEngine > Cylinder Block ComponentsSealed Power E-300X Engine Piston Ring Set
Part #: E-300X

Sealed Power E-300X Engine Piston Ring Set

⚙️ 53 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Pontiac, Bonneville, Catalina, Firebird, Grand Am, Grand LeMans, Grand Prix, GTO, Laurentian, LeMans, and Parisienne
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Overview of Sealed Power Engine Piston Ring Set E-300X

The Sealed Power E-300X engine piston ring set is designed for 8-cylinder engines, providing a reliable replacement option for various Pontiac models. This standard size piston ring set is engineered to meet OEM specifications without the need for file fitting.

  • Compatible with 8-cylinder Pontiac engines
  • Standard size piston rings for direct replacement
  • No file fitting required for installation
  • Part number E-300X for precise identification
  • Designed for use in multiple Pontiac models including Bonneville, Firebird, and Grand Prix

Detailed Product Description

The Sealed Power E-300X piston ring set is manufactured to fit 8-cylinder engines commonly found in Pontiac vehicles such as the Bonneville, Catalina, Firebird, Grand Am, Grand LeMans, Grand Prix, GTO, Laurentian, LeMans, and Parisienne. This set features standard size rings, ensuring a direct fit without the need for additional machining or file fitting. The absence of file fitting requirements simplifies installation and reduces the risk of improper ring sizing. The E-300X part number allows for easy cross-referencing and ensures compatibility with the specified Pontiac models.

Applications and Problem Solving

  • Restores proper compression in worn or damaged engines
  • Replaces broken or worn piston rings to reduce oil consumption
  • Helps eliminate excessive blow-by and improve engine efficiency
  • Addresses engine smoking issues related to piston ring wear
  • Supports engine rebuilds and maintenance for Pontiac 8-cylinder models

Installation Notes and Tips

When installing the Sealed Power E-300X piston ring set, ensure the cylinder block is clean and free of debris. Since these rings are standard size and do not require file fitting, verify the piston grooves and cylinder bore dimensions before installation. Proper ring orientation and gap placement are critical for optimal engine performance. Follow manufacturer torque specifications and break-in procedures to maximize ring life.

Quality Assurance and Warranty

Sealed Power piston rings are manufactured to meet industry standards for durability and performance. The E-300X set undergoes quality control inspections to ensure dimensional accuracy and material integrity. While specific warranty details are not provided, Sealed Power products typically come with a limited warranty against manufacturing defects. Consult product documentation or the manufacturer for complete warranty information.

BrandSealed Power
Part NumberE-300X
Cylinder Quantity8
File FitN
File Fit (Y/N)N
Standard SizeStandard size

This part fits 53 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1976PontiacBonneville7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1976PontiacCatalina7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1976PontiacFirebird7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1976PontiacGrand LeMans7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1976PontiacGrand Prix7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1976PontiacLaurentian7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1976PontiacLeMans7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1976PontiacParisienne7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1975PontiacBonneville7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1975PontiacCatalina7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1975PontiacFirebird7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1975PontiacGrand Am7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1975PontiacGrand LeMans7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1975PontiacGrand Prix7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1974PontiacBonneville7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1974PontiacCatalina7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1974PontiacFirebird7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1974PontiacGrand Am7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1974PontiacGrand Prix7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1974PontiacLaurentian7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1974PontiacLeMans7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1974PontiacParisienne7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1973PontiacBonneville7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1973PontiacCatalina7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1973PontiacFirebird7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1973PontiacGrand Am7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1973PontiacGrand Prix7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1973PontiacGTO7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1973PontiacLaurentian7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1973PontiacLeMans7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1973PontiacParisienne7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1972PontiacBonneville7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1972PontiacCatalina7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1972PontiacFirebird7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1972PontiacGrand Prix7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1972PontiacGTO7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1972PontiacLaurentian7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1972PontiacLeMans7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1972PontiacParisienne7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1971PontiacBonneville7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1971PontiacCatalina7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1971PontiacFirebird7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1971PontiacGrand Prix7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1971PontiacGTO7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1971PontiacLaurentian7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1971PontiacLeMans7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1971PontiacParisienne7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1970PontiacBonneville7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1970PontiacCatalina7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1970PontiacGrand Prix7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1970PontiacGTO7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1970PontiacLeMans7.5LV8N/AEconomy engine piston ring set with durable top and second rings.
1970PontiacParisienne7.5LV8N/AEconomy engine piston ring set with durable top and second rings.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

2105149300X478813478814491212496084509626138643BC1814T8234X

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.