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With its four-wheel drive , four-wheel steering , twin Mabuchi RS-540 motors and 165 mm tires it quickly became one of Tamiya 's most popular radio controlled model kits .
 Mabuchi RS-540, Tamiya
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mabuchi RS-540, Tamiya