The McLaren 765 LT is a hardcore version of the 720S, but Texas-based tuning firm and auto builder Hennessey has more sinister plans. Hennessey Performance Engineering (HPE) is offering the HPE1000 upgrade to McLaren’s 765 Long Tail supercar.

“The new 765 LT is underrated from the factory. We tested it on our in-house dyno, and it delivered about 765 JP – at the rear wheels. 
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