1941-1947 Knucklehead Left Engine Case Unmachined

Retail Price: $744.83
VT No
49-0946
Knucklehead left hand engine case features steel bearing insert cast in and is machined to fit OE right side case. Machined steel insert case in place. Case is not a bolt in installation.
Knucklehead left hand engine case features steel bearing insert cast in and is machined to fit OE right side case. Machined steel insert case in place. Case is not a bolt in installation.
Serial number pad for 1936-47 is 5/16" wide and 2-1/4" long, and the 1936-42 pads feature a line between the pad and the case. Case is not a bolt on part, features a steel bearing insert cast in. Macined to fit OE right side case. Order cylinder base studs, case race, timing plug and drain plug separately. Features blank number boss for serial number. Case set required line lapping of the main case races. Order case race available separately. Left side cases accept standard case race. **NOTE: Cylinder deck height and motor mount surface must be fit and machined to match the right side case. **NOTE: Short rib case used 1936 - mid 1941. Last 1941 production thru 1947 have the high rib, for the added strength needed for 74 cubic inch. **NOTE: Case requires machining before installation. Check the inside diameter before machining for Flywheel fit. **NOTE: Areas will have to be machined separately.
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FITS

FL 1941-1947
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UOM1 - EA
ManufacturerV-Twin
OriginImported
2022 Catalog Pages517
Tech Note
Suggested to use with #10-1758 Knucklehead Right Side EngineCase.
Suggested to use with #60-0258 Motorshop Case Matching Machine Service.
When mounting to an OEM right side case: 1) The cylinder base deck hieght is 1/16" taller than to stock case.
2) The rear motor mount pad is 1/16" taller. 3) The front motor mount base is 1/16" taller. All case studs and the locating bolt line up excellent.
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