The one we are talking about is a throttle body with 73 mm air intake, which is used to improve intake flow at high rpm. Stock one is 58 mm.
Quella in questione è una farfalla da 73 mm di diametro interno di passaggio aria che viene montata per aumentare il flusso agli alti regimi. Quella originale sarebbe di diametro interno 58mm.
DETAILS
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INSTALLATION
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