Radicals have covered hundreds of thousands of trackday, test day and racing miles. This manual highlights many of the lessons and tips we have learned. Do not start your car until you have read it. Your Radical has been designed with one objective – to give you the ultimate driving pleasure! Happy driving Mick Hyde Mick Hyde.
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MANUAL HIGHLIGHTS MANY OF THE LESSONS AND TIPS WE HAVE LEARNED. DO NOT START YOUR CAR UNTIL YOU HAVE READ IT................................2 YOUR RADICAL HAS BEEN DESIGNED WITH ONE OBJECTIVE – TO GIVE YOU THE ULTIMATE DRIVING PLEASURE! 2 HAPPY DRIVING ................................. 2 ...
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NB – a dip stick is available to aid checking the oil level. Only use Radical recommended oil, i.e. Silkolene Pro 4 synthetic- based racing oil, which is formulated to run in the integral gearbox, and clutch as well as the engine (see running in).
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Vary the speed, short shift, and do not hold it at constant revs. The engine is supplied from the factory with mineral oil for running-in purposes. Change to Radical-recommended synthetic based racing oil when running-in is complete. Watch the temperature and pressure gauges, return to the pits regularly, and thoroughly check all hose fittings for leaks.
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6 to 8 times. Allow brakes to cool for 15 minutes. Do not apply brakes whilst stationary during cooling down period. Use only Radical recommended brake pads. Fuel Standard Powertec Kawasaki 1200 and Powertec Suzuki 1300 engines may run on 95 octane regular fuel.
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For cars fitted with steering wheel-mounted dashes / data loggers, please refer to the manufacturers manual. Chain Lubricate chain lightly before every run. i.e. every half an hour. Use a Radical-approved, synthetic chain spray lubricant. Chain tension should be set at ½”-¾” of play at extremes of movement. Tension should be measured at three points around the sprocket circumference to check for tight spots.
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Note: Measure the ride height at front of chassis and the rear, at the rear seat back bulkhead, (below rollover bar) with the driver seated and three gallons of fuel in the tank. SR4 2006 Radical Owners Manual.docx – issue 2 ‐ ...
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General Car Preparation To keep your Radical looking at its best the fibreglass and carbon fibre items can be quickly and effectively cleaned with polish, while all chassis, suspension and panel parts can be kept looking new and corrosion-free by wiping them down with a cloth sprayed with WD40.
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Ensure that the tyres and brakes are fully up to temperature before pushing hard. The Radical SR4 has phenomenal braking performance and will carry considerable speed into a corner. Practice braking hard, but come off the brakes smoothly and concentrate on carrying speed into a corner.
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Race / Test History Date Circuit Conditions Qual. Fastest Lap Result Time on Circuit Posn Time SR4 2006 Radical Owners Manual.docx – issue 2 ‐ ‐ Issued: 21/09/06 ...
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Component ‘Lifing’ Chart – As the performance of our cars increases and the number of hours racing the cars complete grows, we are able to more accurately predict the lifespan of a car’s components. Please see below, the revised ‘Radical Component Lifespan Chart’. ...
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