Action Clutch ACR-1819 Stage 4 1MD (Metallic Rigid) Incl. HD Pressure Plate+Bearing Kit Subaru WRX 2015-2019 Vehicle Model_TC and the other is they

and the other is they are not optimized for throttle response

red and yellow

four trap door assembly

2003-2005 350z w/o Brembo

The last piece to be replaced in your 240sx rear multi-link

Action Clutch ACR-1819 Stage 4 1MD (Metallic Rigid) Incl. HD Pressure Plate+Bearing Kit Subaru WRX 2015-2019 Vehicle Model_TC and the other is theyPart #: ACR 1819 The Action Clutch stage 4 clutch kit has the unsprung hub is extremely lightweight and provides instant engagement. The clutch features a slight increase in pedal pressure, aggressive engagement, rapid heat dissipation, and outstanding holding capacity. Features: Recommended for race use applications only Single diaphragm *RIGID* Ceramic Clutch System. 170% INCREASE IN HOLDING CAPACITY. PEDAL FEEL: Light Aggressive Engagement Single