95-98mm Ni-Resist Ring Set For Porsche 911 / 930 (ENG NI RESIST 98MM PMS)

Ni-Resist Ring Set - 95-98mm Bore - CNC Machined Billet Stainless Steel1978-1989 Porsche 911 SC 3.0L / Carrera 3.2L1975-1989 Porsche 911 Turbo 3.0L / 930 3.3LPatrick Motorsports USA - Sold As A Set (6 pcs) - 1 Set Per EngineMachining Data (Download Link)Use For All Larger Bore - High Compression And Elevated Boost Turbocharged Engines Requiring High Integrity - Interlocking Seal Between The Cylinders And Heads.Fashioned After Porsche Motorsport / RSR Turbo 934 / 935 Flame Ring - Le Mans Ring And 935 Head Rings.NOTE: Application Requires Machined Grooves In The Cylinders And Heads. - Patrick Motorsports Engine Machine Shop Services Available.Alternate Part Numbers: ENG NI RESIST 98MM PMS / ENG-NI-RESIST-98MM-PMS / ENG.NI.RESIST.98MM.PMS / ENGNIRESIST98MMPMS / NIRESIST