Thank you Karl

Thank you Karl for the impeccable service and the highest quality race proven parts and engines. Looking forward to a great 2011.

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...

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...

Smooth, sharp and quick

Hi Karl Just a quick note t0 let you know my engine feels very smooth, sharp and quick, looking forward to getting on track, thanks again for a...

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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EXT-630HFI New Hayabusa 630cc High Flow Fuel Injector Kit

  • Model: EXT630HFI
  • Shipping Weight: 1kgs
  • £365.00

High Flow 630cc High-Impedance (12.5). 
These Injectors Flow 60lbs/hr at 43.5 psi (3 bar). 
Engine performance enhanced through the optimized spray pattern. 

These injectors utilize a multi-orifice tip providing 30 degree spray pattern.

Kit contains:

  • 4 modified 630 High Flow Injectors
  • 4 Top fuel rail adapters
  • A set of O-rings
  • 4 EV1 connectors with wire tails

This kit has been designed to fit std Gen 1 (99-07) Hayabusa throttle bodies with no other modification except wire connection.

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