McLaren MSO HS has been seen testing around the McLaren headquarters in Woking. The MSO HS is based on the Super Series Coupe body style used by 675LT and it has a 679bhp twin-turbocharged 3.8-liter The V8 engine. The car has a P1-style rear wing active and is about 40kg lighter than the 675 LT. McLaren source said the car will be built 25 examples Department Special Operations Unit (MSO) to the customer, and that it does not go into production.
