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Crankcase Left Side Engine Case For Harley-Davidson Flathead UL 1937-1948

Crankcase Left Side Engine Case For Harley-Davidson Flathead UL 1937-1948

Regular price $586.66 USD
Regular price Sale price $586.66 USD
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  • Side valve replacement left side engine case features a blank number boss
  • Left side case must be fitted to existing OE right side case
  • Cylinder base surfaces and motor mount surfaces must be milled to match before assembly
  • Accept standard case race
  • Fits 1937-1948UL models
  • Replaces OEM: 24536-37, 410-37
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