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In page 1971 24 Hours of Le Mans:

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Soon after, the cooling fan blew off Elford's Porsche overheating the engine.[7][1] This left the JWA Porsches running 1-2-3 after 6 hours. The Montjuich Ferrari was fourth ahead of the Martini “pink pig”, the Matra and Marko's recovering Porsche. The Belgian and Piper Ferraris were next and the Ligier rounded out the top-10. The Léopard Corvette (17th) was in a tussle with the Ferrari Daytona (18th) for nominal GT honours. Posey's NART Ferrari was having issues – it had run out of petrol twice, flattened its battery and now was running low oil pressure.[1]