Motorcycle Engine Parts

Browse used motorcycle engine parts at Just Dirt Bikes, including components from dismantled dirt, trail and road bikes. Stock may include engine covers, clutch components, gearboxes, kick-start parts, cylinder-related components and other engine assemblies.

Match the engine model and year, and compare the manufacturer’s part number where available. Similar engine capacities or model names do not establish interchangeability. Read the condition notes and confirm exactly what is supplied with each assembly.

For internal engine work, ask about wear and any measurements needed to assess suitability. Discuss the repair with the workshop or send a parts enquiry before ordering if the required component is uncertain. Use the link below the listings to browse the complete engine-parts category.
5
Based on 130+ Verified Reviews • Derrimut VIC
100% Tested OEM Parts
Express Freight
Pre-Shipping Photos
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What Australian Riders Say About Us

Real, unedited feedback from motorcycle racers, workshop mechanics, and dirt bike owners across Australia who rely on Just Dirt Bikes for tested OEM parts and lightning-fast dispatch.

5
Based on 130+ Verified Reviews • Derrimut VIC
100% Tested OEM Parts
Express Freight
Pre-Shipping Photos
View on Google Maps
MB

Martin Baker

Victoria, Australia
Sherco 300 ECU

“Tony’s response was very fast. Needed an ECU for a 2013 Sherco 300. I had the part the next day and my bike was running again. Thank you!”

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CG

Craig Gipp

Australia
Smooth Transaction

“Great service, nice to deal with someone that can run a business. The whole thing went like clockwork.”

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IA

Ieh Autd

Australia
Repeat Customer

“We always buy our parts from Just Dirt Bikes. Tony gives great advice and always calls back. They ship parts promptly and even send pictures of the parts before sending.”

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BI

Bianca

Australia
Fast Shipping

“I buy all my motorcycle parts off Just Dirt Bikes. Tony always gives great service and advice and answers all my questions. Parts always arrive quickly and well packed.”

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SM

Shane Malcolm

Australia
Hard-To-Find Parts

“Excellent communication and super helpful advice on hard-to-find bike parts. Sourced what I needed quickly and had it delivered without any fuss. Highly recommended wrecker.”

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AM

Andrew Martin

Australia
Wrecking Parts & Advice

“Tony is very knowledgeable and honest to deal with. Sent photos of the fairings and mounting points before shipping so I knew exactly what I was getting. Top tier service.”

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Need a hard-to-find dirt bike part or fitment check?

Speak directly with Tony. We inspect donor bikes daily, verify part numbers, and provide pre-shipping photos.