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Motorcycle engine rebuilding and retuning
for all race cars, kit cars, hill climb and autograss cars

Sales Line +44 (0) 1354 680164 Email enquiries@extremeengines.com

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Thanks for re-building

Karl – My 1299cc Hayabusa – thanks for re-building and increasing its capacity to 1397cc – its fantastic and congratulations on your workshops...
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Breath of fresh air

Karl is a breath of fresh air in a market where very few suppliers are willing to listen and help with free, useful, no bullsh*t advice. Karl...
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Great info and work

Hi Karl, Cheers for all the great info and work, the Busa pulls fantastic ! smooth as silk. Have taken note on all your tips and will keep to them....
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Great job!

A big thanks to you Karl who made it possible to send us an engine that fast. We’re very happy that there are people out there like you who are...
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Thanks again

thanks again karl for building me such a good engine service is second to none what you say is what you do and in the time frame you said facilitys...
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