Pictures of the Lamborghini Islero. The Lamborghini Islero was produced for just one year from 1968 to 1969. Just 225 were made: 125 of the standard version and 100 of the updated S version. It replaced the Lamborghini 400GT. The original Lamborghini Islero had a 3929cc V12 engine producing 325bhp and could do 0-60mph (0-97kph) in 6.4 seconds. For the S version, released in 1969, Lamborghini upped the bhp to 350. The Lamborghini Islero S could do 0-60mph in 6.2 seconds. It was replaced by the Lamborghini Jarama.