Carrera Go!!! Nascar Slot Car Race Set 62103 Carrera's 1:43 scale GO!!! track system is great for those who want a set with larger cars than standard HO slot car sets. With GO!!! you get a car twice the size of an HO set at a comparable price. All sets come with the "Turbo" speed controller for even more power and speed on the race track and in the loop. All cars are fitted with double contact brushes. Track assembly and disassembly is a breeze with Carrera's "bolt-system" track. Includes: 1 - Nascar Chevy Monte Carlo #29 Kevin Harvick 1 - Nascar Chevy Monte Carlo #31 Jeff Burton 5 - 342mm straight track sections 2 - 114mm straight track sections 8 - Loop sections with supports 2 - Lane Change sections 2 - 1/90° Curve sections 8 - 1/45° High Banked Curve sections 1 - Connecting Track section 1 - Straight section with Lap Counter 2 - Hand-held Speed Controllers 1 - Transformer Layout Size: 6.1' x 2.53' Support Set Track Section Bolts Guardrails Replacement Contacts Spare Guide Keels Instruction Manual