Overkilling the Rover P5, part 2: the gearbox

I know what you're thinking. It's something like "Lewis, a Rover P5's prehistoric manual gearbox will explode if you put 350 horsepower through it ". And you're right! &#xA; &#xA; &#xA; &#xA; &#xA; &#xA; &#xA; &#xA; &#xA; &#xA; &#xA; &#xA; &#xA; = 601px)' type='image/webp'…