---
product_id: 40457235
title: "Proform 141-266 Valve Cover"
brand: "proform"
price: "8611 kr"
currency: NOK
in_stock: true
category: "Pro Form"
url: https://www.desertcart.no/products/40457235-proform-141-266-valve-cover
store_origin: NO
region: Norway
---

# Polished smooth finish, no logos Compatible with LSX-DR heads (with mods) Precision diecast aluminum build Proform 141-266 Valve Cover

**Brand:** proform
**Price:** 8611 kr
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your LS engine’s style and performance with Proform’s sleek valve covers!

## Quick Answers

- **What is this?** Proform 141-266 Valve Cover by proform
- **How much does it cost?** 8611 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.no](https://www.desertcart.no/products/40457235-proform-141-266-valve-cover)

## Best For

- proform enthusiasts

## Why This Product

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

## Key Features

- • **Sleek, Logo-Free Design:** Polished aluminum for a clean, professional engine bay look
- • **Durable Diecast Aluminum:** Lightweight yet robust construction ensures long-lasting performance
- • **Engineered for LS-Series V8:** Perfect fit for GM LS engines, including LSX-DR with minor adjustments
- • **Passenger Side Oil Filler Hole:** Convenient oil access without compromising aesthetics
- • **Includes Coil Relocation Brackets:** Optimizes engine bay layout for enhanced clearance and style

## Overview

The Proform 141-266 Valve Covers are precision diecast aluminum components designed for GM LS-Series V8 engines. Featuring a polished, logo-free finish, these tall valve covers provide a sleek upgrade while accommodating LSX-DR cylinder heads with minor modifications. Sold as a pair, the kit includes coil relocation brackets for improved engine bay clearance and a passenger side oil filler hole for easy maintenance. Ideal for professionals seeking both style and function in their engine builds.

## Description

Valve Covers GM LS V-8Diecast AluminumPolished FinishSmooth, Without LogosSold in Pairs Kit Includes:Proform Slant Edge Chrome Valve Covers - 778-141-265Proform Coil Relocation Brackets for LS1/LS6 - 778-69520Attention LSX-DR cylinder head owners: These valve covers will fit LSX-DR heads and clear the shaft mounted valvetrain. The mounting bolts included with these LS covers are not compatible with the LSX-DR cylinder heads. LSX-DR owners will need to purchase a LSX-DR mounting bolt kit, Proform part #778-66330.Internal Clearance Note: The following rocker configurations will require the valve cover to be slightly modified: Jesel part numbers: 549-KSS-317070, 549-KSS-317575, and 549-KSS-318080.Additional Notes:Passenger side has oil filler holesGaskets Not Included. Recommend Valve Cover Gasket: 555-210870

## Features

- PROFORM Aluminum Tall Valve Covers GM LS-Series P/N 141-266
- The Package Length of the Product is 8.6 inches
- The Package Width of the Product is 11.5 inches
- The Package Height of the Product is 1.5 inches

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00C7PUXXA |
| Brand | ProForm |
| Customer Reviews | 5.0 5.0 out of 5 stars (1) |
| Date First Available | April 5, 2013 |
| Exterior | Per Item Description |
| Item Weight | 8.44 pounds |
| Item model number | 141-266 |
| Manufacturer | Proform |
| Manufacturer Part Number | 141-266 |
| Model | JEGS |
| OEM Part Number | 141-266 |
| Product Dimensions | 11 x 5 x 20.9 inches |

## Images

![Proform 141-266 Valve Cover - Image 1](https://m.media-amazon.com/images/I/51epYZu6wLL.jpg)
![Proform 141-266 Valve Cover - Image 2](https://m.media-amazon.com/images/I/61Ym7APd1cL.jpg)
![Proform 141-266 Valve Cover - Image 3](https://m.media-amazon.com/images/I/51ZOBz-wivL.jpg)
![Proform 141-266 Valve Cover - Image 4](https://m.media-amazon.com/images/I/41HFph-ec+L.jpg)
![Proform 141-266 Valve Cover - Image 5](https://m.media-amazon.com/images/I/316SRGalJXL.jpg)

---

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---

*Product available on Desertcart Norway*
*Store origin: NO*
*Last updated: 2026-09-16*