Norton 6 Speed Close Ratio Gear
Set

                        To Fit Standard AMC Cases

<< back to products

Based on the original Shafflitner design, though not an exact copy.

These are recommended only for use with 500cc engines, e.g.. Manx Norton, G.50's, Matchless, Weslake and Norton 500 twins.  As these require a different length mainshaft, it is essential we know which machine they are for when ordering.

The gear sets comprise of both shafts with all gears, sleeve gear runs on needle roller bearing, selector forks, selector plates with drive gear and selector quadrant.

 

Available With Superfinish

 

Nova Gearset Ratio's                                           % Drop

1st    16 - 24    1.500:1  x 1.5:1  =   2.250:1  
                                                                                )   22.8%
2nd   19 - 22    1.158:1  x 1.5:1  =   1.737:1
                                                                                )   17.8%
3rd    21 - 20    0.952:1  x 1.5:1   =  1.428:1
                                                                                )   14.0%
4th    22 - 18    0.818:1  x 1.5:1   =   1.227:1
                                                                                )     9.7%
5th    23 - 17    0.739:1  x 1.5:1   =   1.108:1
                                                                                )     9.8%
Top  16 - 24    1.500:1  x  1.5:1   =   1.000:1  

Drive ratio 16 - 24  1.5:1

Overall Reduction 1st - 6th                                   55.5%

 

Price £1325.00 + VAT (if applicable) & Carriage

 

	Nova Norton 6 Speed Race Motorcycle Gearbox