---
product_id: 66679150
title: "E-251K 30 Premium Piston Ring Set"
brand: "sealed power"
price: "430 zł"
currency: PLN
in_stock: true
reviews_count: 8
category: "Sealed Power"
url: https://www.desertcart.pl/products/66679150-e-251k-30-premium-piston-ring-set
store_origin: PL
region: Poland
---

# Exacting OEM-level tolerances for perfect fit Plasma-Moly coated rings for ultra-low friction Superior scuff resistance for long-lasting durability E-251K 30 Premium Piston Ring Set

**Brand:** sealed power
**Price:** 430 zł
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your engine’s power with precision and durability that won’t quit!

## Quick Answers

- **What is this?** E-251K 30 Premium Piston Ring Set by sealed power
- **How much does it cost?** 430 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/66679150-e-251k-30-premium-piston-ring-set)

## Best For

- sealed power enthusiasts

## Why This Product

- Trusted sealed power brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Unmatched Durability:** Engineered to resist scuffing, ensuring your engine stays smooth under pressure.
- • **Precision Fit Guaranteed:** Manufactured to meet or exceed OEM specs for seamless installation and performance.
- • **ISO & QS Certified Quality:** Built with certified processes that guarantee reliability and consistency every time.
- • **Top-Ranked Performance Choice:** Join thousands of pros who trust the #1 performance piston ring set in automotive.
- • **Cutting-Edge Plasma-Moly Coating:** Experience friction reduction that boosts engine efficiency and longevity.

## Overview

The Sealed Power E-251K 30 Premium Piston Ring Set features advanced Plasma-Moly coating to minimize friction and maximize engine efficiency. Designed with exacting OEM tolerances and superior scuff resistance, this ISO & QS certified set ensures a perfect fit and long-lasting durability, making it the top choice for automotive performance and replacement piston rings.

## Description

Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today's modern engines.

Review: Fit - Fit my engine
Review: Rings - I haven't used them yet but upon visual inspection they appear to be exactly as advertised. Thank you.

## Features

- Face of top rings coated with latest generation Plasma-Moly
- Decreases friction
- Very resistant to scuffing
- Exacting tolerances
- Meets or exceeds OEM specifications

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000C7HUK4 |
| Best Sellers Rank | #157,904 in Automotive ( See Top 100 in Automotive ) #1 in Automotive Performance Piston Rings #20 in Automotive Replacement Engine Piston Rings |
| Brand | Sealed Power |
| Customer Reviews | 4.3 4.3 out of 5 stars (50) |
| Date First Available | November 10, 2005 |
| Exterior | Machined |
| Item Weight | 15.2 ounces |
| Item model number | E-251K 30 |
| Manufacturer | Sealed Power |
| Manufacturer Part Number | E251K30 |
| Model | Sealed Power |
| OEM Part Number | E251K30 |
| Product Dimensions | 120 x 72 x 24 inches |

## Images

![E-251K 30 Premium Piston Ring Set - Image 1](https://m.media-amazon.com/images/I/81TbCaTgDWL.jpg)

## Questions & Answers

**Q: Will this set fit a 351 Windsor bored 30 over**
A: Thank you for your inquiry. Sealed Power does sow the E251K30 fitting some Ford 351W engine from 1975-1997. The E251K30 will be for a 4.030" bore and fits rings grooves in the piston of 5/64", 5/64: and 3/16. you will need to check your piston to make sure your ring grooves in your piston match this size before ordering.

**Q: What is the ring thickness measurment**
A: I don't remember, but if you go to the Sealed Power website they probably have  that info there.

**Q: Do these fit a Ford 800 tractor gasoline engine?  172 Cu Inch**
A: Thank you for your inquiry. Sealed Power does NOT show the E251K30 Ring set fitting a Ford 800 Tractor with the 172 Gas or Diesel engines.

**Q: Does these fit a onan engine**
A: Thank you for your inquiry. Sealed Power does NOT show the E251K30 Ring Set fitting an Onan engine

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fit
*by R***. on June 16, 2025*

Fit my engine

### ⭐⭐⭐⭐⭐ Rings
*by K***R on July 25, 2023*

I haven't used them yet but upon visual inspection they appear to be exactly as advertised. Thank you.

### ⭐⭐⭐⭐⭐ good rings
*by J***. on June 5, 2018*

######______ I OPENED THIS PACKAGE 2 DAYS AGO and thought these rings were used i was wrong their is nothing wrong with these rings they were just packaged poorely great rings ill use them thank you so much .......

## Frequently Bought Together

- Sealed Power E-251K 30 Premium Piston Ring Set
- Brush Research GB41824 FLEX-HONE®, 4-1/8" (105mm) Diameter, 240 Grit, Silicon Carbide, For Mild Steel, Stainless Steel, Cast Iron and Softer Ferrous Materials
- Permatex 81950 Ultra Slick Engine Assembly Lube, 4 oz. , Red

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**Shop now:** [https://www.desertcart.pl/products/66679150-e-251k-30-premium-piston-ring-set](https://www.desertcart.pl/products/66679150-e-251k-30-premium-piston-ring-set)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-23*