Lamborghini V12 by Life Racing Engines with their W12 engine and Subaru who reintroduced the Flat 12 to the sport, both appearing in the first half of 1990. Lamborghini V12 The Lamborghini V12 refers to the flagship V12 engine used by Lamborghini. Lamborghini has had two generations of V12 engines through their history, both of which were developed in-house. The first-generation Lamborghini V12 was a sixty degree (60°) V12 petrol engine designed by Lamborghini, and was the first internal combustion engine ever produced by the firm. It first entered production in 1963 as a 3.5 litre displacing fitted on Lamborghini's first car,
BMW V12 LMR Le Mans, three V12 LMRs appeared. In the tradition of the famous BMW Art Cars, one of the two undamaged cars featured a paint job created by artist Jenny Holzer. Unlike at Sebring, the V12 LMRs would be facing closed cockpit prototypes which were theoretically faster over a single lap yet not as fuel efficient. Even with this apparent setback, a V12 LMR was able to take the 4th fastest lap time over the practice session, behind two Toyota GT-Ones and a Panoz prototype. For the race itself, only two cars appeared with the Art Car being dropped from the