New for 2023, special heavy duty 2nd and 3rd gears with laygear and 1st motion to match giving a quiet road box suitable for engines producing upto 125lbft of torque on naturally aspirated engines.



Ratios are:



1s...

Hardy Spicer Adapters to convert pot joint output shafts to fit a hardy spice coupling (will also fit the Quaife ATB)

Early pot joint output shaft from the differential on Rod change type gearboxes, the teeth very rarely wear badly but the side cover bushes(2A3538)sometimes ruin the shaft causing those dreaded oil leaks from the seals in the output covers CHM85.

Upgraded Viton version of ADU5738. Drive shaft oil seal or diff output shaft oil seal for all Mini's except Cooper S and early Automatics. 2 required per gearbox.

straight cut reverse gear for the 4 synchro Pre Rod change gearbox we use the 16 and 18 teeth pattern for longevity.



This new evo gear is fully interchangeable for the non evo version.



See table of "Straight...

this straight cut gear kit includes 1ST,2nd,3rd gear,with A plus 1st motion shaft and laygear but with a remote change reverse gear for those wishing to gain maximum strength from their remote type gear kit. Please order genuine C-22A1741

Koyo bearing that sits inside early 3 synchro 1st motion shafts.

STRAIGHT CUT 2ND GEAR FOR 4 SYNC SPECIAL TUNING GEARSET

If you are about to undertake a gearbox strip down and you are using an old Haynes manual beware. When locking the gearbox into 2 gears to undoe the large mainshaft and Ist motion nuts,...