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88 crx SI tranny on 91 d15b2

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Old 12-09-2010, 07:30 PM
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Default 88 crx SI tranny on 91 d15b2

i got a 91 civic hatch DX for my DD with d15b2 motor,my tranny gave up just today (4 speed) and im getting a 88 crx SI tranny (20 splines).do i have to use a 88 clutch and flwheel or i could use a 91 clutch and flywheel (21 splines)?help would be thankful..

Last edited by Lennart89; 12-09-2010 at 07:51 PM.
Old 12-09-2010, 07:43 PM
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Default Re: 88 crx SI tranny on 91 d15b2

Originally Posted by Lennart89
i got a 91 civic hatch DX for my DD with d15b2 motor,my tranny gave up just today (4 speed) and im getting a 91 crx SI tranny (20 splines).do i have to use a 88 clutch and flwheel or i could use a 91 clutch and flywheel (21 splines)?help would be thankful..


huh???? 91 to a 91?
Old 12-09-2010, 07:51 PM
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Default Re: 88 crx SI tranny on 91 d15b2

88 crx SI tranny i mean..sorry typo
Old 12-09-2010, 08:02 PM
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Default Re: 88 crx SI tranny on 91 d15b2

just run a, if i remember right, 88 accord clutch disc. same size as your fly wheel, but has the same spline as the input shaft.
Old 12-09-2010, 08:04 PM
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Default Re: 88 crx SI tranny on 91 d15b2

oh, and run a pressure plate for the fly wheel too.
Old 12-09-2010, 08:24 PM
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Default Re: 88 crx SI tranny on 91 d15b2

so i have to use 88 clutch/FW!?
Old 12-09-2010, 08:25 PM
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Default Re: 88 crx SI tranny on 91 d15b2

https://honda-tech.com/forums/honda-crx-ef-civic-1988-1991-3/stock-clutch-fitment-guide-2284956/
Old 12-09-2010, 08:29 PM
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Default Re: 88 crx SI tranny on 91 d15b2

Originally Posted by 90_EX_Civic
just run a, if i remember right, 88 accord clutch disc. same size as your fly wheel, but has the same spline as the input shaft.
the accord doisc does not work..i tried it on my 91 si flywheel while using an 88 civic si trans. the disc was a diff size and wouldnt work with my 91 pressure plate.
Old 12-09-2010, 08:46 PM
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Default Re: 88 crx SI tranny on 91 d15b2

Originally Posted by hatchet_honda
the accord doisc does not work..i tried it on my 91 si flywheel while using an 88 civic si trans. the disc was a diff size and wouldnt work with my 91 pressure plate.

really? i didn't have any problems. of course i went to honda and bought a new one from there. where did you buy yours?
Old 12-09-2010, 11:45 PM
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Default Re: 88 crx SI tranny on 91 d15b2

Originally Posted by 90_EX_Civic
really? i didn't have any problems. of course i went to honda and bought a new one from there. where did you buy yours?
oreily's. it was a dif diameter and fit differently aganst the flywheel. just didnt look right to me. i just bought a clutch kit for the 88. didnt want somethin to go wrong after the install.
Old 12-10-2010, 04:48 AM
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Default Re: 88 crx SI tranny on 91 d15b2

Originally Posted by hatchet_honda
oreily's. it was a dif diameter and fit differently aganst the flywheel. just didnt look right to me. i just bought a clutch kit for the 88. didnt want somethin to go wrong after the install.

not saying they are a bad place to buy from, but that part might have been labeled wrong.
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