Bearing 26.9mm wide to take 19.05mm idler gear shaft that fits in the gearbox case and clutch housing case on 4 synchro gearboxes until introduction of A plus when a larger bearing was fitted.

24 tooth primary gear bush for small bore applications, with floating bush.

2 ring identification and must be used with othe EVO components for drop gears.

Straight cut teeth broach gear for the 1st motion shaft which runs with the straight cut idler and primary gear combinations. This has 23 teeth and one identification ring on actual teeth.





Achievable drop gear ratios ...

Evolution Straight cut 22 tooth 1275 primary gear.



Evolution Straight cut 23 tooth 1275 primary gear.



Ongoing development and investment of bringing parts up to date from yesturyear with current technology ...

Evolution Straight cut 25 tooth input/broach gear. Usually has one large marking ring on flange.





Achievable drop gear ratios when using our Evolution gears:



22 tooth primary - 30 tooth idler - 25 ...

Straight cut gearset for A+ gearbox's using the standard 1st and reverse gear. UK made -The ultimate for TUNED street cars or clubman events giving nearly the same close ratios as the original 3 synchro straight cut gear set.

Using latest g...

Genuine Rover spacer that fits up against the primary gear on the crankshaft and held on by the "C" washer 22A319 - both these parts wear as well as the gear.

Mini Spares also produce a ring 2 thou thicker 88G549 to...

Originally developed by Rover to cut down on warranty hourly costs on powertrain warranty repairs, by their main dealers.-Labour time allowed at Rover dealers for fitting this seal was 3.4 hours labour rate.

This is a special rigid seal and ...

New Minispares Evolution straight cut crownwheel and pinion set 3.47. The crownwheel in these kits has a 20% wider gear than previously supplied, and a pinion made from Aero quality steel making it 20% tougher.17/59 teeth cont

Not for LSD se...

Genuine Mini Spares product, 2nd gear 4 synchro Pre A Plus-26 teeth

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 undo the large mainshaft and Ist m...

Idler gear shims for the Pre A Plus gearboxes with 0.750" (19mm) size shafts

Quantity required per gearbox is 2 but idler gear shims require shimming for correct clearance 3-6 thou as per workshop manuals but 3 thou for road and 4 thou for r...