Engine Case for Harley Evo Motors Natural Aluminum

Demon’s Part # 101621 Mfg. Part # 206-54


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Engine Case for Harley Evo Motors Natural Aluminum

Improved appearance and design features in almost every area of this casting along with its exceptional price makes this a must when replacing worn out or weak stock casting. This case is produced from prime C335-T6, a commonly used military alloy known for its stability over multiple heat cycles. Machining is done on state of the art CNC machining centers using hydraulic fixturing for repeatability with strict QS and ISO quality standards enforced. This along with other solid quality features like cast-in high carbon steel inserts, counter bored allen case bolts, large 1/4" NPT drain plug, clearance for up to 5" strokes, and a high volume ported breather make this a professional engine builders choice for your next high performance engine. Fits Harley Davidson 3-1/2" bore Evo engines 1984 through 1991.

Engine Case for Harley Evo Motors Natural Aluminum features

  • Comes with VIN and MSO
  • Natural aluminum finish
  • Made in the USA
  • Case kit comes with the main bearings, cam bearing, chromoly cylinder studs installed, and the pinion race sized to 1.751"
  • Includes main seal, main seal spacer, top end feed screen spring, chrome timing hole plug, stainless steel case bolts, and the oil pressure gauge