Knowledgebase: GENERAL ENQUIRIES
Does the 70 mm throttle body need to be polished for a standard VN 5.0 L intake to work at its best or you don’t have to and can just boltit on?
Posted by MACE Support on 30 April 2018 07:53 AM
Ideally you would, however it's not necessary to do so for the advertised gains to be achieved

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