Powertrain Technology Twin Disc 4.5" clutch with two sets of discs 1 5/32"x26 spline
Used in a NA aspirated rotary race car. Very light weight and low rotating mass. Never had issues with using a synchronized T5 transmission and shifting at 9500. If rotational mass were too great, the syncros would never been able to slow everything to make the clean shift.

www.powertraintech.com/collections/racing-clutch/products/4-5-racing-clutch?variant=32944935567500

Selling due to moving to turbo application. Clutch is rated for 450 ft-lb

Discs and clutch will interchange with Quartermaster bolt pattern

Would not recommend using this for street application. - FLYWHEEL in photo not included

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