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Old 02/27/2011, 01:01 PM   #1
HANDA
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Default Honda throttle body (TB) size chart

Taken from: http://hondaswap.com/reference-mater...e-chart-29095/

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 - 62
* f22 - 60
* f23 - 60

FAQ:


What are the differences between OBD0, OBDI, OBDII B16 TBs?


1st gen b16 (obdo) is a 58mm size with external map sensor

2nd gen B16 (both obdI and II) are 60mm with map sensor on top

B16B CTR throttle body 62mm, also with map sensor on top

Last edited by HANDA; 02/27/2011 at 01:08 PM.
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Old 02/27/2011, 01:28 PM   #2
Alavelle12
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Default Re: Honda throttle body (TB) size chart

I assume the h22a tb size is the same as the h22a4 right?


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Old 02/27/2011, 05:39 PM   #3
HANDA
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Default Re: Honda throttle body (TB) size chart

Yes, they should be the same size, 60mm. Only difference between H22As is the OBDs where one would have the MAP sensor mounted on the firewall instead of on the TB.

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Old 04/12/2011, 02:34 PM   #4
EK/RIDER
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Default Re: Honda throttle body (TB) size chart

Very helpful info im sure ill be using this chart from time to time,thanx for the leg werk!!!!

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