Porsche 911 915 6 Bolt 225mm RSR Flywheel (FLW 225 6 RSR PMS)

225mm Lightweight Flywheel For 911 RS And RSR 6 Bolt Crankshaft 1970-1977 Porsche 911 & 914-6 With 1970-1971 901 225mm Pull Type Clutch or 225mm 915 Transmission Lightweight Scalloped Billet Steel - 6.45 Lbs. (2.93 Kg) Another Patrick Motorsports USA Exclusive! - Sold Each - 1 Per EngineWith 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.Supersedes Part Numbers: 911 102 201 11 And 911 102 201 12 - Flywheel - 8.55 Lbs. (3.89 Kg) NOTE: Requires Pilot Bearing Number 901 102 025 01 (Sold Separate) NOTE: Use With Flywheel Bolt Part Numbers: 911 102 171 00 x QTY 6Includes certified computerized rotational balancing at no additional cost! Alternate Part Numbers: FLW 225 6 RSR PMS / FLW-225-6-RSR-PMS / FLW.225.6.RSR.PMS / FLW2256RSRPMS