Overview: The 300 SRT follows an old-school recipe: SRT stuffed a big Hemi engine into a Chrysler 300 sedan—specifically a 470-hp, 6.4-liter version—and added a lot of other goodies as well, including three-mode adaptive-damping suspension. The Hemi rocks, we like the quick steering, and admire the relaxed-yet-confident ride. Overall, it’s a lot like a Cadillac CTS-V, but for about 15 grand less. For even thriftier shoppers, there’s a 300 SRT Core with cloth seats and without the adjustable suspension.
McLaren’s new 650S model now comes in three flavors, the standard road going 650S, the competition-spec 650S GT3 for serious racers, and now there’s the 650S Sprint which is aimed at track enthusiasts who still want a little bit of comfort. The 650S Sprint also replaces the MP4-12C-based 12C Sprint as McLaren’s track toy for the super-rich. Compared to the road model, the 650S Sprint features increased downforce and better cooling airflow to the 3.8 litre twin-turbocharged V8. It also features a competition-spec fuel tank and quick-fill cap, a larger radiator borrowed from the GT3 car, a new hood with additional cooling ducts for the radiator, front wing louvres for improved airflow, reduced ride height and recalibrated damping and spring rates, 19-inch center-locking race wheels with either Pirelli slicks or wet tires, onboard air jack system, and an upgraded braking system. On the inside the McLaren 650S Sprint features a stripped-out design with a FIA-approved rol...