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Smooth operator: How Tarmac achieved world-class finish to Catesby Tunnel underground automotive test track - Tarmac
Vorteq Sports - BodyRocket's latest video takes the Santara team and Norwegian triathletes Gustav and Kristian to both the wind tunnel and Catesby tunnel as they continue to develop their drag measurement
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Northamptonshire's £12m state-of-the-art aerodynamic testing tunnel could also be a Sunday family cycling spot
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