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  • Tech & Tuning
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  • Partners
    • Tuning
      • SRD Tuning
      • MK Auto Repairs and Tuning
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      • Rays Wheels UK
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      • Emtron
      • Pulsar Turbo
      • Rajab Racing
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      • Corbeau Seats
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Chart comparing the true geometric open area of an 82 mm butterfly throttle against a linear table, showing the real curve sitting far below the straight line across the lower range
Posted inEngine Management

Throttle Body Effective Flow Area: Building a Correct Area vs Position Table

Open any modern standalone ECU that runs a throttle-based air model and you'll find a table mapping throttle position to flow area. Open a dozen real calibrations and a good…
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rajabintakemanifold
Posted inR34 GTR

Rajab Racing Intake Manifold

So after a little chasing, I was able to get in contact with the guys over at Rajab Racing about putting one of their intake manifolds on the car. Awesome.…
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Recent Posts

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  • Twelve Small Injectors Instead of Six Big Ones
  • Staggered Tyres and Traction Control: What the ECU Corrects, and What It Can’t

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