Welcome to Sportax Racing

 We specialise in Rotax 2 & 4 stroke motorcycle engines, offering spare parts, engine rebuilds and performance modifications.

Opening Times
Monday to Thursday 09:00 – 17:00
Friday, Saturday and Sunday by appointment onlyThe one and only belt for your ROTAX

We now stock aftermarket & OEM parts for MT’s and CCM’s.

Wiring Harnesses for MT350 & MT500 manufactured and available now!

Now Available – Free flowing Silencers for all MT’s


Dellorto performance carburettors jetted to suit all models from extensive dyno testing now in stock. Please call for for details

20160919_085405_resized  20160919_085320_resized

405cc Big Bore Kits for 348 engines

555cc Big Bore Kits for 504 engines

640cc Big Bore Kits

675cc Big Bore Kits Available!


Shop Information:

The item numbers in the shop categories refer to the Harley Davidson MT350 Commercial Parts List. Dated Oct 1993. 348 Engine Plates 15A to 15M. For other engines there is a variation option to choose the part specific to your engine. You can of course call or email your requirements.


VAT is included in the price. Postage is calculated at checkout for UK. Please email any overseas orders as we ship world wide

rotax@sportaxracing.co.uk                 07979 771168                  01952 850802