BDC(Bottom Dead Center): The position of the piston at the very bottom of its travel down the cylinder. ABDC means "After Bottom Dead Center," and BBDC means "Before Bottom Dead Center." Bore: The ...
You'd think that the pistons listed for a 10.5:1 compression ratio would actually give you 10.5:1. But it's usually not that simple. Perhaps that's why so many four-wheelers have a foggy or incomplete ...