---
product_id: 17319739
title: "OS Engines 18642 91HZ-R 3D Speed 61G Helicopter Engine, Black"
brand: "os engines"
price: "VT2016"
currency: VUV
in_stock: false
category: "Toys And Games"
url: https://www.desertcart.vu/products/17319739-os-engines-18642-91hz-r-3d-speed-61g-helicopter-engine
store_origin: VU
region: Vanuatu
---

# OS Engines 18642 91HZ-R 3D Speed 61G Helicopter Engine, Black

**Brand:** os engines
**Price:** VT2016
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** OS Engines 18642 91HZ-R 3D Speed 61G Helicopter Engine, Black by os engines
- **How much does it cost?** VT2016 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/17319739-os-engines-18642-91hz-r-3d-speed-61g-helicopter-engine)

## Best For

- os engines enthusiasts

## Why This Product

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

## Description

From the Manufacturer



This is the O.S. Engines 91 HZ-R 3D Speed Helicopter Engine in Black. Because of the competition nature of this engine, it is NOT covered by the O.S. 2 Year Warranty.

## Features

- About this item
- FEATURES: Designed for all-out 3D competition Demand Regulator System ensures consistent fuel delivery from full to empty 165E exhaust timing
- INCLUDES: 91 HZ-R 3D Speed Helicopter Engine with #8 Glow Plug, Aluminum Check Valve, 0.008 (0.2mm) Head Gasket, Control Arm and Instruction Manual
- REQUIRES: Fuel: 10%-30% nitro methane with at least 18% lubricant; Lubricants may be either castor or synthetic oil or castor/synthetic blend

## Images

![OS Engines 18642 91HZ-R 3D Speed 61G Helicopter Engine, Black - Image 1](https://images-na.ssl-images-amazon.com/images/I/91J0TUMkbqL.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.vu/products/17319739-os-engines-18642-91hz-r-3d-speed-61g-helicopter-engine](https://www.desertcart.vu/products/17319739-os-engines-18642-91hz-r-3d-speed-61g-helicopter-engine)

---

*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-18*