Countach LP400 'Periscopio' · 1974–1977
- Distinguishing features
- First production Countach, with the periscope roof channel for the rear-view mirror, narrow body, no fender flares, no rear wing and 375 hp 4.0 V12.
- Value premium
- 2–4× a 5000 QV in equivalent condition; the most collectible Countach variant.
- Inspection points
- Verify periscope channel in the roof, original narrow bodywork (no flares) and Periscopio-spec interior. Confirm matching engine number.

