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Blog — honda throttle body size

OEM Honda Throttle Body Sizes

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This is just good all around information to have available. I get asked OEM throttle body sizes all the time and here is a great quick reference. Honda Throttle Body Sizing Chart Inside Diameters (in mm) d15b7 - 56 d16a6 - 55 d16y7 - 56 d16y8 - 56 d16z6 - 56 ZC - 55 d16a1 - 55 d16a8 - 55 b18c1 - 60 b18c5 - 62 b18a - 58 b18b - 60 b16a SiR - 58 b16a Sir2 - 60 b16a2 - 60 b16a3 - 60 b20b - 60 b20z - 60 h22a - 60 h23a - 60 f20c -...

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