Direct-fit 12 V single-filament bulb for Lucas-type SFT and SLR series fog and spot lamps as fitted to Austin Healey BN1–BJ8 models. Designed for clear-lens 5¾-inch and 7-inch lamp units, this bulb restores correct output and beam focus without modification.
Yes. Fits all Austin Healey BN1 to BJ8 models equipped with Lucas-type fog or spot lamps. Used as a direct replacement for the bulb fitted in the following units:
Also compatible with Lucas pattern auxiliary lamps of similar construction on other British sports cars of the period.
Disconnect the battery before replacement. Remove the lamp front bezel, release the reflector spring clip and withdraw the old bulb. Fit the new bulb into the bayonet holder, ensuring secure alignment and firm contact. Re-seal the unit to avoid moisture ingress and test beam function before road use.
Maintains original Lucas light output and beam focus with modern manufacture standards. Ideal for owners restoring original fog or spot lamps to working condition without altering appearance or wiring.
Yes — fits all Lucas-type SFT and SLR series lamps including 5¾-inch and 7-inch units (LTG230, LTG231, LTG233, LTG234).
Yes — it’s the same 12 V single-filament bulb used in both types of lamp.
As required (A/R). Each lamp uses one bulb; most Healeys had one lamp originally, some two.
