This is the LEGO Technic set that creates a realistic 25" long model of the renowned Formula 1 race car from the legendary McLaren team that owns more than 180 Grand Prix wins and 20 World Championships. A close collaboration between LEGO Technic designers and the designers at McLaren Racing, this 1,432-piece set for adults requires focus that rewards the builder with not only a sense of accomplishment but also a cherished display piece. Like its real-world inspiration, this 1:7 scale model features a V6 cylinder engine with moving pistons, steering, suspension, and differential. Genuine sponsor stickers add the crowning touch of realism. 1,432 pieces. Finished model 25 1/2" L x 5" H x 10 1/2" W. (5 lbs.)