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Fastrax 1/10 Scale Rebuiltable Air Filter for Nitro RC Cars Red FAST851R

Model No: FAST851R


Coming Soon - Stock Arriving: 24/07/2026

Stock Arriving: 24/07/2026

£4.99

£0.84

£4.15

Inc VAT

1 Year Warranty
We Accept

Overview

The Fastrax 1/10th Air Filter Re-Buildable in vibrant red is an essential component for any RC enthusiast running nitro-powered vehicles at 1/10th scale. Whether you're a seasoned competitor looking to optimise your RC car's performance or a dedicated hobbyist maintaining your collection, this rebuiltable air filter offers exceptional value and reliability. Fastrax has established itself as a trusted name in RC accessories, and this air filter exemplifies their commitment to quality parts that keep your nitro engine running smoothly and efficiently.

As a rebuiltable design, this air filter represents smart economics for the RC model shop owner or regular nitro racer. Rather than constantly purchasing disposable filters, you can clean and rebuild this filter multiple times, reducing long-term costs whilst maintaining consistent engine performance. The red finish makes it easy to spot and coordinate with many popular RC car colour schemes, and the straightforward rebuild process means you'll spend less time on maintenance and more time enjoying your RC experience on the track or in the field.

If you're new to nitro RC cars in the UK market, understanding air filter maintenance is crucial for engine longevity and performance. This Fastrax filter comes complete with everything you need to get started, including the mounting hardware and a 90-degree adapter for flexible installation options. Available through RC Model Shop, this is a perfect addition to your nitro RC toolkit.

Key Features

  • Rebuiltable Design — Unlike single-use disposable filters, this air filter can be cleaned and rebuilt multiple times, saving you money over the life of your RC car whilst maintaining consistent filtration performance and engine protection.
  • Complete Package Included — The filter arrives with everything required for installation, including oil, mounting bracket, and a 90-degree adapter, eliminating the need for additional purchases and ensuring you can start using it immediately.
  • 1/10th Scale Compatibility — Specifically engineered for 1/10th scale nitro RC vehicles, this filter is designed to fit a wide range of popular RC cars and buggies in this size category, making it a versatile choice for your collection.
  • Quality Fastrax Construction — Built by Fastrax, a recognised manufacturer of RC accessories, this filter delivers reliable performance and durability that meets the demands of regular nitro engine operation.
  • 90-Degree Adapter Included — The included 90-degree adapter provides flexible mounting options, allowing you to position the filter in tight engine bays or unconventional spaces where standard straight mounting might not fit.
  • Professional Red Finish — The vibrant red colour not only looks professional but also aids visibility during maintenance and coordinates well with many popular RC car colour schemes.

Technical Performance

This rebuiltable air filter represents the practical approach to nitro RC engine maintenance that serious hobbyists appreciate. The design incorporates proven filtration principles that balance airflow with effective particle removal, ensuring your nitro engine receives clean air whilst maintaining optimal fuel-to-air ratios for consistent power delivery. The filter element works in conjunction with the included oil to trap dust, dirt, and debris that would otherwise damage your engine's internal components. For RC enthusiasts in the UK who run their cars regularly in outdoor conditions, maintaining a clean air filter becomes critical—contaminated air leads to fouling plugs, reduced engine responsiveness, and premature wear. The rebuild capability means you can refresh the filter multiple times throughout the racing season, keeping your engine performing at peak efficiency. The mounting bracket and 90-degree adapter provide the engineering flexibility needed for different RC car configurations, whether you're running a traditional buggy, an off-road truck, or a specialised competition vehicle. With proper maintenance—regular rebuilding and occasional replacement of the filter element itself—this Fastrax unit will provide years of reliable service to your RC fleet.

What's in the Box

  • Fastrax 1/10th Scale Rebuiltable Air Filter (red)
  • Filter oil
  • Mounting bracket
  • 90-degree adapter

Frequently Asked Questions

  • Is this air filter suitable for all 1/10th scale nitro RC cars? — The Fastrax 1/10th scale filter is designed for most 1/10th nitro-powered RC vehicles, though compatibility can vary depending on your specific model's engine bay design. Before purchasing, check your RC car's manual or contact our team at RC Model Shop to confirm compatibility with your particular vehicle. The included 90-degree adapter increases the chances of successful installation across different models.
  • How often do I need to rebuild this filter? — The frequency of rebuilding depends on your driving conditions and environment. If you regularly run your RC car in dusty or sandy conditions, you may need to rebuild the filter after every 2-3 running sessions. For cleaner environments, you might extend this to 5-10 sessions. Regular inspection will tell you when the filter element becomes clogged and needs cleaning.
  • What's the advantage of a rebuiltable filter over disposable ones? — Rebuiltable filters offer significant cost savings over time since you're only replacing the filter element occasionally rather than discarding the entire assembly. This makes rebuiltable filters more economical for regular users and better for the environment. They also ensure consistent performance if you maintain them properly, as you're not dealing with quality variations from multiple disposable units.
  • Do I need any special tools to rebuild this filter? — The Fastrax rebuiltable air filter is designed for straightforward maintenance without specialised tools. You'll typically just need your hands and possibly a small brush or cloth for cleaning the filter element. The simple design is one of its key advantages for RC hobbyists who want to maintain their own vehicles without requiring a full workshop setup.
  • Is this air filter compatible with electric RC cars? — No, this air filter is specifically designed for nitro-powered RC vehicles. Electric RC cars do not require air filters as they use brushless or brushed electric motors rather than internal combustion engines. This filter is exclusively for nitro enthusiasts in the UK RC market.
  • Can I use this filter on different RC cars if I have multiple vehicles? — Potentially yes, depending on your RC cars' engine specifications. If you own multiple 1/10th scale nitro vehicles with compatible engine configurations, you may be able to swap this filter between them. However, each vehicle would ideally have its own filter to avoid compatibility issues and downtime between vehicles. Check your individual vehicle manuals to confirm compatibility.

Why Buy from RC Model Shop?

RC Model Shop is a trusted UK RC retailer and authorised dealer for all the brands we stock, including Traxxas, ARRMA, Losi, FTX, Hobbywing, Spektrum and more. Based in Walsall, we have a physical store where customers are welcome to come in, view products and purchase in store. Whether you are a seasoned competitor, a weekend basher, or just discovering the world of RC for the first time, our team of experienced RC enthusiasts is here to help you find the perfect setup and provide ongoing support. Order the Fastrax 1/10th Air Filter Re-Buildable - Red FAST851R today with confidence, knowing you are buying from an authorised retailer with genuine products, expert knowledge and a commitment to customer satisfaction. Shop online or visit us in Walsall — we look forward to helping you get the most out of your RC experience.

  • Brand: Fastrax
  • Model Number: FAST851R
  • Product Type: Rebuiltable Air Filter
  • Scale: 1/10th
  • Filter Type: Nitro engine air filter
  • Design: Rebuiltable (reusable design)
  • Colour: Red
  • EAN: 5055323904813
  • What's Included: Air filter unit, filter oil, mounting bracket, 90-degree adapter
  • Installation: Includes 90-degree adapter for flexible mounting options

We want to make sure your delivery goes smoothly, so here are some important details about our service:

  • For orders above £120, we offer delivery to most mainland UK addresses. For orders under £120, we can still deliver to Northern Ireland and the outlying isles, as long as the item can be sent by Royal Mail, weighs less than 30kg, and fits within 61cm × 46cm × 46cm. Some highland and remote areas may carry an extra delivery charge as couriers often apply surcharges in these locations. If you live in one of these areas, feel free to contact us before ordering so we can confirm the delivery options and costs for you.
  • Most of our products include delivery in the price. If your order is under £90, a small delivery fee will apply but do not worry this will always be clearly shown at checkout before you complete your purchase.
  • Depending on what you choose at checkout, your order will usually be delivered either the next working day or within 2 working days. For next day delivery please place your order before 2:00pm. Orders are dispatched Monday to Friday only. Some items may take a little longer and if that is the case we will always show the expected delivery time on the product page.
  • If your order includes items with different dispatch times we will normally wait and send everything together once all items are in stock. If one of the items is going to take a while we will give you the choice either wait for everything to arrive or let us send the available items now and deliver the rest later. It is up to you.
  • We use trusted delivery partners to make sure your order gets to you safely and on time. We use DPD for next working day deliveries and Royal Mail for the 2 day option.
  • As soon as your order is on its way we will send you a tracking number by email. If you provide your mobile number at checkout we will also send delivery updates straight to your phone so you can keep an eye on progress.
  • If a product is marked as "Dispatched within 3 working days" delivery usually takes around 3 to 5 working days from when your order is placed.
  • For customers in Inverness and other parts of the Scottish Highlands deliveries can take up to 2 working days even if you select next day delivery as couriers do not currently offer a guaranteed next day service to those areas.