Parts & Accessories Spare parts For sale: TR6060 gearbox for Camaro ZL1 and C6/Z06 with its pedals, shifter, Z06 clutch, flywheel, and reservoirs. The gearbox is complete, nothing missing. Complete manual conversion. LS1 5.7 engine, expanded to LS2 6.0. It has a GT11 cam, BTR 660 springs, Melling high-pressure oil pump, and a special 160 thermostat. The engine is fully assembled and ready. Original American Racing headers, not a copy. No cracks or welds. Fits Caprice and Lumina. Complete cat-back exhaust with X-pipe and tips for Caprice and Lumina. New fuel tank and fuel pump capable of supporting 1000+ horsepower.