996/997/991 Mezger GT3 CUP (R/S/RSR)

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      GSC Power Division Porsche 996/997/991 Mezger GT3 CUP (R/S/RSR) Performance Camshafts & Valvetrain Components

      5 products

      5 products

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      GSC Power-Division Porsche 996/997/991 GT3 Cup S Camshaft Exhaust Set
      £1,254.00 £1,191.30 Save £62.70
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      GSC Power-Division Intake or Exhaust Valve Guide for Porsche 996/997 GT3 Cup
      £72.11 £68.50 Save £3.61
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      GSC Power-Division Conical Spring set with Titanium Retainer and Chromoly Seat for the Porsche 991/992-GT3 and GT3 Cup
      £1,097.00 £1,042.15 Save £54.85
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      GSC Power Division Porsche 996/997/991 GT3 Cup S Camshaft Intake Set
      £1,254.00 £1,191.30 Save £62.70
      Sale
      Quick view
      GSC Power-Division Porsche 996/997/991 GT3 Cup S Camshaft set
      £2,508.00 £2,382.60 Save £125.40
      GSC Power-Division Intake or Exhaust Valve Guide for Porsche 996/997 GT3 Cup.

      GSC Power-Division Intake or Exhaust Valve Guide for Porsche 996/997 GT3 Cup

      GSC3997-12

      £72.11 £68.50 Save £3.61
      /
      Shipping calculated at checkout.

      GSC Power-Division Intake or Exhaust Valve Guide for Porsche 996/997 GT3 Cup - 2 sets needed for complete engine 

      • Standard sized sold as set of 12 or individually
      • Oversized sold individually as +0.001" and +0.003" 
      GSC3997 Standard (in/mm)
      Total Length 1.673 / 42.49
      Outer Diameter 0.4160 / 10.57
      Valve Stem Diameter 6mm
      GSC Power-Division Conical Spring set with Titanium Retainer and Chromoly Seat for the Porsche 991/992-GT3 and GT3 Cup.

      GSC Power-Division Conical Spring set with Titanium Retainer and Chromoly Seat for the Porsche 991/992-GT3 and GT3 Cup

      GSC5092

      £1,097.00 £1,042.15 Save £54.85
      /
      Shipping calculated at checkout.

      GSC Power-Division High Reving Lightweight 991 GT3 Conical valve spring kit.

      GSC5092 Conical Valve Spring Kit with Ti Retainer for Porsche 991/2 GT3 and GT3 CUP
      Setup Coil Bind mm/(in) Install Height mm/(in) Seat Pressure (lbs) Open Pressure, 13mm Lift Maximum Valve Lift mm(in)
      Conical 24.18mm/.952" 40mm/1.574"
      		 113 265lbs @ 1.062" 14.25mm/0.562"
      • Max RPM: 11,000 RPM
      GSC Power-Division Porsche 996/997/991 GT3 Cup S Camshaft set.

      GSC Power-Division Porsche 996/997/991 GT3 Cup S Camshaft set

      GSC6977

      £2,508.00 £2,382.60 Save £125.40
      /
      Shipping calculated at checkout.

      GSC Power-Division Porsche 996/997/991 GT3 Cup Camshaft set. Designed as a factory replacement for the GT3 Cup S camshafts GSC Power Division Porsche Camshaft.

      Porsche part numbers
      Exhaust: 996.105.245.92
      Intake : 996.105.236.97

      These can also be used in standard GT3 Cup cars with 3.8L or 4.0L engine rebuilds needing more air flow for increased power (PCA GTA class type cars). 

      OEM Cup Dual springs ok to use when set up and checked for coil bind and seat pressure.

       

      ORDER OPTIONS

      "FULL SET"  CONSISTS OF 2 EXHAUST CAMS AND 2 INTAKE CAMS

      "EXHAUST SET" IS ONLY A PAIR OF 2 EXHAUST CAMS

      "INTAKE SET" IS ONLY A PAIR  OF 2 INTAKE CAMS