997 GT3 RS 4.0 Single-Mass Lightweight Flywheel For Porsche 964 / 993 / 996 / 997 Turbo To GT2 RS / GT3 RS / RSR (FLW 964 102 239 81 LW PMS)

This Lightweight Flywheel Emulates That Of The 2011 997 GT3 RS 4.0LWith Less Rotational Inertia - The Engine Is Able To Respond To Throttle Inputs Quicker.  Heel-Toe Downshifting Is Made Easier With Less Throttle Required To Match Engine Speed.  Less Moment Of Inertia Helps The Vehicle Accelerate More Quickly And Decreases Time Required To Shift As Engine Speed Drops Faster.  This Super Lightweight Flywheel Can Also Be Used On High Performance And Track Use 964 And 993 N/A Engine Applications1990-2011 Porsche 964 / 993 / 996 Turbo / 997 Turbo / GT2 / GT3 / RS / RSR Solid - 240mm DIA 60-2 Tooth Timing FeaturesPrecision Machined Billet Steel - Certified Balanced In-HouseOptimized Weight At 9.65 Lbs. Removes 23 Lbs Of Rotational Mass Original Equipment Dual-Mass Flywheel Weight = 32.7 Lbs.Improved Performance Response And Acceleration.NOTE: Friction Surface Nominal Width = 35mmApplication Note: When Using This Flywheel In Place Of The Original Dual-Mass Unit - Supporting Parts Must Be Co