To install twin outboards, the boat stern needs to be sturdy enough to hold both engines. The engines need fuel lines and power to each, and they need to be tied to the steering and throttle controls in tandem.
Alot.
No PWC's are not outboards.
Of course you can install twin turbos on a V10.
There are quite a few websites where one can purchase Yamaha outboards. They include Yamaha Outboards Online, Yamaha Outboards, Yamaha Outboard Motor Part, and Eric's Outboard.
There are various sports that use boats and outboards for recreation. Two sports that require a boat and outboards are wake-boarding and water-skiing.
if you have "vro" engines ,there should be a separate tank to fill with oil and the oil is automaticly injected into outboards.
id say around 75 mph we have the same motors on a 25 foot coast gaurd boat
Outboard Parts Nation is a website devoted to this subject. Honda has a section on their site that lists outboards and parts for them. Also try Online Outboards.
Assuming that a place for purchasing Evinrude outboards is meant here: those outboards can be purchased for example from "Crisline Boote" in Karlstadt and "Boat Team A. Tesch" in WÌ_lferlingen (both located in Germany).
1.000.000 dollars
Yes.
At the official Suzuki outboard website, SuzukiMarine. They sell all sorts of outboard accessories on the site as well as outboards of various size and power.