Valve spring collar (bottom seat), Norton singles OHV (ea)

Valve cups (bottom seat) for Inlet and exhaust valve, for Norton singles (each). 2 required per engine. Suits Norton 500 OHV single 1931 to c1958. match to A3/147
Original part numbers:
3079; A3/148; H3/148; 16133 - valve spring cup bottom

  • Stock Code: BT-3079; A3/148 (R-A3/148)
  • Shipping Weight: 30 grams
  • 18 Units in Stock

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