
Product information
Overview
Replacement cylinder base nuts.
Specifications
- Brand: S&S Cycle
- Manufacturer part number: 93-3063
- 7/16-20 UNF-2B x .910 in.
- Material: Stainless steel
- OEM cross-reference: 16602-30 (reference only).
Fitment and installation
- For 1936–1984 Big Twin applications.
- Before ordering, confirm the part number and applicable installation dimensions or component model.
Package contents
- One pack contains 8 cylinder base nuts. Sold as one complete pack.
Installation notes
- Exposed cylinder-base stud thread must extend .380–.415 in. above the cylinder base flange, with flange, base-gasket and any stroker-plate thickness taken into account. S&S does not recommend repositioning existing studs to achieve this range. Follow instruction 51-1169.
Shipping & support
Shipping
Taiwan orders are prepared after payment and inventory confirmation. Shipping fees and any free-shipping threshold are shown at checkout.
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Request a return within 14 days after receiving the item. Wait for return approval and shipping instructions before sending anything back.
View returns and warrantyFAQ
Before ordering, compare the SKU, OEM number, brand part number, model year, fitment notes, and product images.
View FAQsFitment help
If fitment is uncertain, send the SKU or OEM number together with the motorcycle year and model before checkout.
Contact fitment support