---
product_id: 31074435
title: "Rotrex (R50-3881-BLK) Black Series C38-81 Supercharger"
brand: "rotrex"
price: "₨4161"
currency: SCR
in_stock: false
url: https://www.desertcart.sc/products/31074435-rotrex-r50-3881-blk-black-series-c38-81-supercharger
store_origin: SC
region: Seychelles
---

# Sleek black housing 90,000 RPM impeller speed 7.5:1 drive ratio Rotrex (R50-3881-BLK) Black Series C38-81 Supercharger

**Brand:** rotrex
**Price:** ₨4161
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Supercharge Your Ride with Style!

## Quick Answers

- **What is this?** Rotrex (R50-3881-BLK) Black Series C38-81 Supercharger by rotrex
- **How much does it cost?** ₨4161 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/31074435-rotrex-r50-3881-blk-black-series-c38-81-supercharger)

## Best For

- rotrex enthusiasts

## Why This Product

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

## Key Features

- • **Speed Demon:** Achieve jaw-dropping impeller speeds of up to 90,000 RPM for unparalleled performance.
- • **Sleek Aesthetic:** Elevate your engine's look with a stylish black housing that screams sophistication.
- • **Complete Package:** Includes essential components like a self-contained oiling system and magnetic oil filter for seamless operation.
- • **Customization Ready:** Easily pair with additional accessories to tailor your supercharger experience.
- • **Unleash Unmatched Power:** Experience the thrill of a 7.5:1 drive ratio that maximizes your engine's potential.

## Overview

The Rotrex C38-81 Black Series Supercharger is engineered with a patented planetary traction drive, offering a remarkable 7.5:1 drive ratio and the ability to reach impeller speeds of up to 90,000 RPM. This sleek unit comes with essential components, including a self-contained oiling system and magnetic oil filter, ensuring optimal performance and reliability. Note that additional accessories, such as the supercharger drive pulley and high-performance oil cooler, are sold separately.

## Description

The Rotrex C38-81 supercharger is a medium range C38 and can fit a wide range of applications. This compact unit is capable of producing up to 600 horse power, on engine sizes ranging between 2.4-6.0 L.

## Features

- Using the patented Rotrex planetary traction drive, the C38-81 has a 7.5:1 drive ratio and can achieve impeller speeds up to 90,000RPM; This head unit features black housing for those looking for a more sleek look
- Included Items: Rotrex C38-81 Supercharger with black housing; Rotrex Self-Contained Oiling System; Rotrex Magnetic Oil Filter; Oil Lines (8' of Line)
- Also Includes: - Rotrex Oil Reservoir Kit; Rotrex SX150 Oil (1 Liter)
- Please Note: Supercharger drive pulley is not included and must be purchased separately; A high performance oil cooler is not included and must be purchased separately; Please call for recommendations

## Images

![Rotrex (R50-3881-BLK) Black Series C38-81 Supercharger - Image 1](https://m.media-amazon.com/images/I/41-ObRJds0L.jpg)

---

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**Shop now:** [https://www.desertcart.sc/products/31074435-rotrex-r50-3881-blk-black-series-c38-81-supercharger](https://www.desertcart.sc/products/31074435-rotrex-r50-3881-blk-black-series-c38-81-supercharger)

---

*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-03-16*