I think they&#x27;ll have some trouble. Those Russian engines they use aren&#x27;t cheap, aren&#x27;t getting any more plentiful, the machinery is getting progressively more scarce and the folks who designed&#x2F;built them are either dead or no longer have sufficient knowledge to recreate them.<p>Not to mention the supply of those engines is highly predicated on maintaining a solid relationship with Russia for what that&#x27;s worth.