OE HD Flywheel for Honda Civic SI 2006 2011 2.0L (K20) Action Clutch Fidanza 2012+ Honda Civic Si Aluminum Flywheel Lightweight Aluminum Flywheel by Fidanza Moss Motors Fidanza Aluminum Flywheel for 2017 Plus Honda Civic Type R Walmart.com FIDANZA ALUMINUM FLYWHEEL Honda D Series (6.8LB) 191161 FIDANZA ALUMINUM FLYWHEEL Honda Acura B Series (7.5LB) 191681. whether it be in overall balance, critical clearances or improved design, our flywheels are built for performance. Machined from the highest quality 6061 T6 or 2024 T3 aluminum, each flywheel is manufactured to deliver optimum tensile strength, heat dissipation and weight reduction, without going too light and causing poor idle and driving issues like some of the ultra lightweight competitors. We aren't always the lightest, but we are the best! This Part Fits: Year Make Model Submodel 2006 2015 Honda Civic Si