LAYSHAFT 4 SYNC COMP HIGRADE ( PRE 3 STEP . PRE A ...
C-22A1738

£29.12 exc vat

£34.94 inc vat

In stockIn stock
Minispares were the first company to produce these layshafts for performance engine/gearboxes as the standard type would flex and result in the breakage of the bearings causing seizure. Produced in an upgraded material and heat treated to the correct core depth they are a must in any straight cut gearbox or helical type where the engine has been tuned. The price of these although quite high is far below the standard type from the OE manufacturer. For 4 synchromesh mini Pre A plus gearboxes only. A plus had 3 steps-see C-22A1739

£29.12 exc vat

£34.94 inc vat

In stockIn stock

Recommended usage 1 x C-22A1738 to fit one mini.

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Pre A plus 4 synchro laygears had 2 of these fitted plus a small bearing whereas the A plus laygear had only one.

When in doubt replace it. You have heard this many times but you better believe it on this part. If you have not personally just replaced these layshaft bearing then do it now while you have the chance. These bearing will destroy the inside of a very...

Alternative products

For the pre A plus gearboxes and unlike A Plus do not have a step in them where the bearings sit. It does however have one end larger than the other. The bearing part numbers are 88G396 and larger CHM141

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Shaft that reverse gear sits on in rod change type gearboxes.

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A plus mainshaft. 18mm (11/16")nose bearing type.

The earlier mainshaft pre A plus is22G833

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IKO idler gear bearing with special rollers for allowing movement on late type idler gears. The idler gears for twin point cars were also made from clean steel as an upgrade from 1996 on. This special bearing replaces the cheaper inferior earlier bea...

S/C 30 tooth idler gear for A+ boxes using the 7/8" shaft.



Evolution Straight cut 23 tooth 1275 primary gear.



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Evolution Straight cut 24 tooth input gear.

These gears are banded with 2 rings for identification.

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...

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 24 tooth 1275 primary gear.

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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.

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Left hand differential lock tab as used on rod change boxes up until 1982 when they were not longer used. For R/H locktab see 22A962

Right hand differential lock tab as used on rod change boxes up until 1982 when they were not longer used.

FITTED from 1984 on-single locktab for the 3 bolt main bearing(double roller)

housing and deleted 1996 on.locking glue used such as locktite

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

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