The 442 has a 455 engine bored .030 over, nodular cross drilled crankshaft, 11:1 speed pro pistons, a .512 lift and 308 duration cam, comp cams roller rockers, 7/16" push rods, polished c cast 77 cc heads, MSD 6AL ignition, edelbrock torker I intake, holley 800 cfm double pumper, holley mechanical fuel pump, 3.55 posi ear end, and a m-21 close ratio 4 speed. No AC No PS<p>
The GTO has a bone stock 335 HP 400 engine with a close ratio m21 4 speed trans and a 3.90 posi rear end. No AC no PS no PB.
The Trans Am has a bone stock LS-1 drivetrain and a t-56 Six Speed manual transmission with Hurst Short throw shifter and No Traction Control System.