PLEASE NOTE: The store will be closed for orders from Wednesday 4 September (posting on Thurs 5 Sep) to Wednesday 02 October. You will be able to browse but NOT place orders. Access to email will be limited so messages sent to us may not be answered until we reopen.

Valve spring cup (bottom), Norton twins 0.630in bore (ea)

Valve cups (bottom collar) for Inlet and exhaust valve, for Norton twins (each). 4 required per engine. If using head overahaul kit 050274 or valve guide 063527 this will Suit Norton 500/600/650/750/850 Twins 1949-75 & Matchless 750 G15 1964-68 with Norton engine NOS steel bottom valve spring cup (4 reqd). ID: 0.630" (bore); Thicknesss 0.15"; OD 1.35" otherwise use valve seat 067545 with 0.705inch bore for early guides.
Original Norton part numbers:
D12/148; T186; T2073; 06-1399; 061399 - valve collars/  valve spring cup bottom

  • Stock Code: BT-D12/148 (R-061399)
  • Shipping Weight: 18 grams
  • 8 Units in Stock

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$18.25

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PLEASE NOTE: The store will be closed for orders from Wednesday 4 September (posting on Thurs 5 Sep) to Wednesday 02 October. You will be able to browse but NOT place orders. Access to email will be limited so messages sent to us may not be answered until we reopen.

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