517940 Flywheel thrust washer set, steel (.055" thick)
Fits: 41-48 74" (1200cc) Knucklehead; 48-…
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Specifications
- Brand
- MCS
- Part Number
- 517940
- OEM Reference
- 23973-41
- Pack Quantity
- Sold as pr
- Category
- Flywheel Thrust Washers
- VAT Rate
- 20%
About This Product
MCS steel flywheel thrust washer set. These measure .055 inch thick and sit between the connecting rods and flywheels. Sold as a pair. They replace OEM 23973-41 and fit 1941 to 1948 74-inch Knuckleheads, 1948 to 1965 74-inch Panheads, and 1966 to early 1970 Shovelhead models. Use them with steel retainers. Proper side clearance here is critical. Do not guess the stack-up.
Manufacturer part number: 517940.
Fitment
41-48 74" (1200cc) Knucklehead; 48-65 74" (1200cc) Panhead; 66-E70 Shovelhead
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