10-1640
10-1640 - 1937 Knucklehead Head Set by Motortechnic

Motortechnic

10-1640 - 1937 Knucklehead Head Set

$4,789.10 Sale • Save

SKU 10-1640

Item is in stock Only 3 left in stock Item is out of stock Item is unavailable

1937 Knucklehead head set is accurately cast with the original factory markings for the 61 inch models and features a black finish. The heads include 61 inch intake nipples that are installed. Uses 1-3/8 inch large hex 18mm plugs. *NOTE: Valve seats are installed.

FITS
  • 1937-1939 EL

ACCESSORIES
  • 49-1348 - 1936 EL Cylinder Head Set Bare
  • 49-1353 - 1936 EL Knucklehead Cylinder Head Set Black
  • 49-1310 - 1937-1938 EL Knucklehead Bare Cylinder Head Set
  • 49-1349 - Bare 1938-1939 EL Knucklehead Cylinder Head Set
TECHNICAL SPECIFICATIONS
  • Suggested to use with #49-0878 18mm Doering Spark Plug Set.

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