---
product_id: 87156553
title: "42904 V-Twin Primary Case Oil, For use with UTVs, ATVs and Sportbikes - 1 Quart (4 Pack)"
brand: "red line"
price: "€ 108.61"
currency: EUR
in_stock: true
url: https://www.desertcart.pt/products/87156553-42904-v-twin-primary-case-oil-for-use-with-utvs
store_origin: PT
region: Portugal
---

# Friction-balanced formula Reduces wear & temperature For V-Twin engines 42904 V-Twin Primary Case Oil, For use with UTVs, ATVs and Sportbikes - 1 Quart (4 Pack)

**Brand:** red line
**Price:** € 108.61
**Availability:** ✅ In Stock

## Summary

> 🏁 Rev Up Your Performance!

## Quick Answers

- **What is this?** 42904 V-Twin Primary Case Oil, For use with UTVs, ATVs and Sportbikes - 1 Quart (4 Pack) by red line
- **How much does it cost?** € 108.61 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/87156553-42904-v-twin-primary-case-oil-for-use-with-utvs)

## Best For

- red line enthusiasts

## Why This Product

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

## Key Features

- • **Pack of Power:** Comes in a convenient 4-pack, ensuring you’re always ready for your next adventure.
- • **Smooth Operator:** Friction-balanced to enhance clutch operation, reducing slip and maximizing power transfer.
- • **Temperature Tamer:** Designed to lower operating temperatures, prolonging engine life and performance.
- • **Unleash Your Ride:** Engineered for 1984-to-present V-Twin American motorcycles, ensuring peak performance.
- • **Versatile Compatibility:** Perfectly suited for ATVs, UTVs, and sportbikes, making it the go-to choice for all powersport enthusiasts.

## Overview

Red Line 42904 V-Twin Primary Case Oil is a high-performance lubricant specifically designed for 1984-to-present V-Twin American motorcycle engines, including Evolution and Twin Cam models. This 1-quart oil improves clutch operation while reducing wear and temperature, making it ideal for use in the primary chaincase with wet-diaphragm spring clutches. Its friction-balanced formula ensures optimal power transfer, making it perfect for motorcycles, ATVs, and sportbikes.

## Description

42904 V-Twin Primary Case Oil, For use with UTVs, ATVs and Sportbikes - 1 Quart (4 Pack)

## Features

- For 1984-to-present V-Twin American motorcycle engines, including Evolution, Twin Cam, and aftermarket engines of similar design
- Improves clutch operation while reducing wear and temperature
- This product is for use in the primary chaincase with wet-diaphragm spring clutches
- Perfect for Motorcycles, ATVs, and Powersports
- Where most synthetics are too slippery for clutch operation, this friction-balanced product is balanced to provide less slip, smoother operation and helps to apply more power in modified engines

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Red Line |
| Brand | Red Line |
| Item Weight | 1.92 ounces |
| Package Dimensions | 15.75 x 9.5 x 4 inches |
| Item model number | 42904 |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | 42904 |
| Viscosity | 5w-30 |

## Images

![42904 V-Twin Primary Case Oil, For use with UTVs, ATVs and Sportbikes - 1 Quart (4 Pack) - Image 1](https://m.media-amazon.com/images/I/71pFEcmeYZL.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.pt/products/87156553-42904-v-twin-primary-case-oil-for-use-with-utvs](https://www.desertcart.pt/products/87156553-42904-v-twin-primary-case-oil-for-use-with-utvs)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-03-21*