The Stage 1 (1OS) clutch kit with lightened flywheel from Action Clutch fits Honda Civic Si (2002–2005) 2.0L (K20A3) applications seeking improved drivability with upgraded holding capacity. It uses reinforced Steel-Backed Copper Kevlar organic friction and a single diaphragm heavy-duty pressure plate for smooth, OEM-like engagement and roughly 70% more holding capacity than stock. Patented enclosed spring retainers and engineer sign-off add reliability.
Action Clutch 02-05 Honda Civic Si 2.0L (K20A3) Stage 1 Clutch Kit (1OS) w/Lightened Flywheel