if a z32 and sr clutch are 240mm a ka is 225, well you get 15mm more friction surface, high hp ka's tend to trash clutchs fast. so by using a bigger one you get better reliability. im going with a z32 one in my ka-t when its done, got the d21 flywheel just gott send it out to get lightened.
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1990 hatch ka24de gt2871r
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