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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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Awesome engine

Thanks again karl for supplying such an awesome engine . i never imagined we would get the results that we managed this year . 1st in class & no5...
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Another fantastic resul

another fantastic result at prescott, thanks again karl for an awesome engine
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Just wanted to say … Thankyou !!

Hi Carl Just wanted to say … Thankyou !! You striped and rebuilt my Hayabusa back in 2009 and it is still running like a dream in my Dax Rush...
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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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EXT-20102 ZZR 1100 Race Valve Set

  • Model: EXT20102
  • Shipping Weight: 5kgs
  • £420.00

Set of 16 (8 x Inlet, 8 x Exhaust).

Extreme Hayabusa race valves are stronger and cheaper than genuine valves.

Both inlet and exhaust valves are from a one piece forging made from 1.4482 valve steel and plasma nitrided.

These valves are available in standard and oversize.

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