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Testimonials

Purchased the car in 2007

Hi Karl I purchased the car in 2007 and was informed the engine was rebuilt in 2006 by yourself, I have used the car in hills & sprints to this...
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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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Such an awsome engine

thanks Karl for building such an awesome engine,first time out. two ftd,s and a new class record at doune last weekend
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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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Amazed by the quality

I’ve made a few purchases from Extreme Engines. Each time I’m amazed by the quality of the products an the customer service before and after my...
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EXT-M4030 CP Piston Kit 81mm M4030

  • Model: EXTCPK4030
  • Shipping Weight: 3.5kgs
  • £750.00

Piston Kit only M4030

08-13 Hayabusa 9.5:1 Turbo

81mm Bore Standard Bore (1340cc)

7-10 days delivery.

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New Products For June - ALL PRODUCTS

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