Big Twin Mainshaft Assembly
Retail Price: $393.62
VT No
17-0653
Big Twin mainshaft assembly.
Big Twin mainshaft assembly.
Mainshaft assembly includes a 4-speed transmission 12-1/2" long mainshaft, mainshaft bearing lock tab, 4-speed transmission bearing housing, main bearing, transmission mainshaft bearing nut, mainshaft 1st-2nd cluster gear, stock 24 tooth 3rd gear,mainshaft 3rd gear retaining ring, mainshaft 3rd gear thrust washer .063, and assembled.
Mainshaft assembly includes a 4-speed transmission 12-1/2" long mainshaft, mainshaft bearing lock tab, 4-speed transmission bearing housing, main bearing, transmission mainshaft bearing nut, mainshaft 1st-2nd cluster gear, stock 24 tooth 3rd gear,mainshaft 3rd gear retaining ring, mainshaft 3rd gear thrust washer .063, and assembled.
FITS | FL 1970-1985 |
|---|
| UOM | 1 - KIT |
|---|---|
| Manufacturer | Motorshop |
| Origin | Imported |
| 2025 Catalog Pages | 547 |
| Replacement Items | 17-0141 - 12-1/2" 4-Speed Transmission Mainshaft 12-1103 - Transmission Mainshaft Bearing Nut 17-9774 - Bearing Housing Right Side 12-0307 - Transmission Main Ball Bearing |







