McLarens are popular for one reason; they are amazingly fast cars! And the McLaren 720S GT3X naturally fits that profile. Unlike the McLaren GT3 racer, the GT3X is not a race car, neither can it drive on the streets, it is McLaren’s experiment into the possible. This brutally fast derestricted McLaren GT3 is quite an investment at £720K, but it’ll put a smirk on your face once you experience the sheer power of 740 hp.
2021 McLaren 720S GT3X Unleashed With 740 Horsepower From Hand-Built Engine 15 Mar 2021, 16:35 UTC ·
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Under GT3 regulations, the race-ready 720S isn’t on par with the road-going 720S in terms of horsepower. What the British automaker calls GT3X is a track-only machine that doesn’t follow the rulebook to a T, which is why the twin-turbo engine develops 740 horsepower in push-to-pass mode. 12 photos
Factory test driver Rob Bell mentions
“an extra 200 horsepower” over the GT3, which is obviously a lot for a car that isn’t hindered by the weight of airbags, ESP, and other nannies. Every force-fed engine is assembled by hand, and the biggest differences over the 720S in GT3 specification come courtesy of blueprinted cylinder heads, upgraded cooling, bigger turbos, and manifolds.