The Ghibli's 4.7 litre motor was tuned to give in SS form, whilst the Differences in the gearing are a little harder to understand, the Ghibli had the option of two final drives 3.31 or 3.54 both of these lower than the Boras' 4.11 in US form or 3.77 for the few RHD cars, also having a 2.97 first gear versus 2.86 in the Bora made the heavier but more powerful Ghibli accelerate at almost exactly the same rate as the Bora, initially.