Reproduction rear wheel cylinder for Austin Healey BN7, BT7, BJ7 and BJ8 models fitted with rear drum brakes. This cylinder converts hydraulic pressure into mechanical force, applying the rear brake shoes against the drum.
Fits:
Excludes: BN1, BN2, BN4 and BN6 models. Not suitable for rear disc conversions or modified axle assemblies unless retaining original drum specification.
Always confirm rear brake layout before ordering.
For added protection against road contamination, fit with the rear wheel cylinder dust cover.
The braking system must be fully bled after installation and checked under pedal pressure. The Gunson’s Eezibleed kit assists with one-person bleeding.
Replace rear cylinders in axle pairs to maintain balanced braking.
This reproduction cylinder matches the later Big Healey rear drum brake configuration from BN7 through BJ8, providing a direct-fit replacement where factory layout is retained.
Yes, provided the car retains its original rear drum brake setup.
No. BN6 models use a different rear wheel cylinder specification.
Yes, where available a TRW-manufactured version may also be offered separately.
REPRODUCTION
