Porsche G50.50 G50.52 Transmission Billet Side Cover For 930 5 speed and 964 Turbo 965 (TRA 950 301 312 53 BSC PMS)

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1989 Porsche 911 Turbo - 930 G50/501991-1994 Porsche 964 Turbo 3.3L And 965 3.6L G50/52Our Aluminum Billet Side Cover Increases Transmission Case Structural Rigidity And Eliminates Ring To Pinion Gear Deflection. This Helps Reduce Component Wear And Minimize The Chance Of Failure. Porsche Addressed The Weakness In Their Original Design Of The 1989 G50.50 Transmissions And Elected To Increase Side Cover Rigidity For The 964 G50 And Subsequently The 993 G50. Increased Side Cover Strength Is A Necessary Upgrade For Any High Horsepower Application As Well As For Autocross / Track Vehicles. NOTE: Our side cover is compatible with the factory speedometer ring In-House CNC Machined Billet 6061 Aluminum - Patrick Motorsports USA - Sold Each - 1 Per Car Weight: 5.65 lb / 2.56 kg Includes: Qty 12 New Washers Note: Use With OE Part Number 999 701 745 40 - O-Ring At Transmission Cover (SOLD SEPARATE - LINK)Note: Speedometer Sensor Hole Block-Off Available (SPECIFY AT PURCHASE)DIRECT REPLACEMENT FOR FACTORY O.E. PART NUMBERS: 950 301 312 53 and 950 301 312 51Alternate Part Numbers: TRA 950 301 312 53 BSC PMS / TRA-950-301-312-53-BSC-PMS / TRA.950.301.312.53.BSC.PMS / TRA95030131253BSCPMS / 950 301 312 53 / 950-301-312-53 / 950.301.312.53 / 95030131253 / 950 301 312 51 / 950-301-312-51 / 950.301.312.51 / 95030131251 01/12/2026 Show more