Car modification standards are divided into safety indicators and performance modifications modification index.
Safety modifications indicators limit no limit, that must meet minimum safety standards prescribed in order to be allowed to compete. If players want to be more secure, the cost of conversion is to invest more money and increase the overall weight of the body.
Performance indicators are capped modified without limit, and the players if funds are limited, even without any performance parts (http://www.maxspeedingrods.co.uk/) of improvements to the original condition into the game, but want to get results is unlikely, and even could not finish the race. On the other hand, modification of your car can not exceed a predetermined rule types of specifications, such as size and material of the brake disc, the size of the intake manifold, the size of the air filter, the engine power, the maximum limit, etc. and so on. If you exceed this standard, you can not participate in the competition. This is to ensure maximum rider players show their true level of water in vehicle technology-based products such as forged connecting rods (http://www.maxspeedingrods.co.uk/h-beam-connecting-rods.html) on the same level.
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