Metro 6R4 Flywheel

Metro 6R4 Lightweight Performance Flywheel – Engineered by Ark Racing Limited

Upgrade your Metro 6R4 with this precision-engineered flywheel, designed, developed, and manufactured in-house by Ark Racing Limited. Built to professional motorsport standards, this high-performance component delivers exceptional strength, durability, and weight optimisation for competitive racing environments.

Suitable for: MG Metro 6R4 (As used in Group B Rallying Events)

Specification

Premium-grade steel construction: 817M40T for maximum reliability.

Nitride Heat Treatment: Enhances surface hardness and wear resistance

Shot-peened finish: improves fatigue strength and longevity

Starter Ring: Cut into the flywheel (Not a separate Ring Gear)

Lightweight design: with a Mass of 3.93 Kg (8.66 lb)

In-house manufactured: ensures consistent quality and performance

weight convertor icon link to page Mass Convertor

Whether you're restoring a classic rally car or building a track-ready beast, this Metro 6R4 flywheel offers the perfect balance of engineering precision and race-proven durability.

ALSO AVAILABLE for use with Flywheels requiring Clutch Bolts

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ALSO AVAILABLE for use with Flywheels requiring Clutch Bolts |

We recommend using our Clutch Bolts which come with
K-Nuts at a competitive price, in some instances,
SAVING 25% over our competitors.

SAVE up to 25% over competitors

More sizes are available
or can be produced please call

📞0345 557 7408

More sizes are available or can be produced in Concentric & Eccentric variants, please enquire.


If you can’t find what you’re looking for, contact us.

Ark Racing can create a solution to meet your requirements.

Call us on +44 (0)345 557 7408 or complete our online contact form.

 
Ark Racing Limited

We design, develop, and manufacture bespoke starter motor systems, high-quality flywheels, and provide precision machining for the professional motorsport industry.

Located in Willenhall in the West Midlands, we pride ourselves on delivering a professional service.

Established in 1968, Ark Racing® Limited provide a complete service, from concept to the finished product.

We also provide precision and sub-contract machining via our other website, www.arkcnc.co.uk.

https://www.arkracing.com
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