maybe a stupid question
It probably is an Si if you have an A6 motor.
In the FAQ thead there is a a section for transmissions.
The FAQ and search are good places to start before posting a question.
https://honda-tech.com/forums/honda-crx-ef-civic-1988-1991-3/88-91-crx-ef-civic-frequently-asked-questions-faqs-1508680/
The answer can be found directly here -
https://honda-tech.com/forums/honda-crx-ef-civic-1988-1991-3/what-look-identify-si-tranny-1551508/
Good luck!
In the FAQ thead there is a a section for transmissions.
The FAQ and search are good places to start before posting a question.
https://honda-tech.com/forums/honda-crx-ef-civic-1988-1991-3/88-91-crx-ef-civic-frequently-asked-questions-faqs-1508680/
The answer can be found directly here -
https://honda-tech.com/forums/honda-crx-ef-civic-1988-1991-3/what-look-identify-si-tranny-1551508/
Good luck!
depending on how much crud you have on your tranny, might b hard to see. it should have a stamp or a sticker to tell you what model number tranny it is. like other guys said though it should b an SI tranny. good luck
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