Hennessey HPE700 LS9 Camaro On The Road Course At MSR Houston Home » Hennessey HPE700 LS9 Camaro On The Road Course At MSR Houston Posted on 21 January, 2010 Hennessey Performance takes the 725 HP LS9 HPE700 Camaro to MSR Houston for road course testing. Musclevehicles.com – The Ultimate Blog for American Muscle Cars and Muscle Vehicles