How to distiguish an Si steering rack from a standard rack?

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Old May 11, 2014 | 07:04 AM
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Default How to distiguish an Si steering rack from a standard rack?

I have the steering rack removed from my 1990 Civic Si but it appears that it has been rebuilt previously so now I am wondering if it is even the correct type of steering rack for my car. First because the adjustment instructions are different and I need to follow the correct procedure for the rack I have and second because I want my car to be correct.

How can I determine which type of steering rack I have?
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Old May 11, 2014 | 07:52 AM
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Default Re: How to distiguish an Si steering rack from a standard rack?

I think I found the answer:

the STD/DX/HF rack has 18.6:1 ratio with 3.8 lock to lock. (faster overall than Si)

the variable Si rack has 19.8(18-20.4):1. its nominally 19.8:1 but varies from (18-20.4):1 with 4.1 lock to lock. (faster at the ends, but slower in the middle than DX)

My rack is 4.1 turns lock to lock so it is an Si rack.
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Old May 11, 2014 | 12:24 PM
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From: I am Tyson
Default Re: How to distiguish an Si steering rack from a standard rack?

There's a stamp on the Si rack. Like vr or vgr or something. Just got to look.
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