2009 Harley Davidson Service Manual Sportster Models on 2040-parts.com

Watch Tesla Model S testing new titanium armor

In a missive signed by Elon Musk himself, Tesla announced it would be adding titanium plates and aluminum deflectors to all new Model S sedans and offering free retrofits for the 20,000 or so existing EVs. The company earlier offered an over-the-air software update to raise the ground clearance of the Model S so the car would be more likely to clear dangerous road debris. The actions were in response to well-publicized fires in the electric luxury sedans.

Driven: Honda FCX Clarity

It may be powered by a hydrogen fuel cell but the Honda FCX Clarity is no work-in-progress; its technology awkwardly shoehorned into an existing model. Nor is it a brittle concept without suspension banned from exceeding 30mph. It's a safety-tested four-seat executive sedan designed from scratch to accommodate hi-tech underpinnings.

Kia readies 2015 K900 for luxury-sedan segment

Kia is getting closer to its entry into the full-size luxury category with the 2015 K900, which will go on sale in the first quarter of 2014. The K900 will arrive with two engine configurations. The most powerful is a 5.0-liter Tau V8 making 420 hp.