1970 GTO Custom Hardtop, Black LS3 T56 6 spd A custom built GTO Hardtop Restomod built by Tony’s Muscle Cars with a 495hp 6.2L LS3, V8, 6spd, manual trans, A/C, 4-wheel disc. This car was sold by RK Motors but listed here as an example of our work. Photo courtesy RK Motors. See lots of photos of this car on RK Motors website - click here