a half liter was the first darby bentley technically it was based on the pretty conservative rolls royce twenty twenty five so they had to make quite a few modifications before it fitted bentley sports car image that chassis is much lighter and the street six engine was souped up rolls royce might not have talked much about horsepower but bentley sure did its technicians were able to eke one hundred ten horsepower out of three point seven leaders have q.b. capacity christophe says they transformed a sluggish a luxury sedan into what became known as the silent sports car sports car. while the bentley three and a half leader does have rigid axle. it s adjustable hydraulic shock absorbers allow this one point seven tonne juggernaut to offer a good mix of comfort and sportiness the precise steering and huge servo assisted drum brakes make the bentley feel like a race car. of