Ford AU 2001 XR8 Improved Production Race Car: Cams logbook, 289 block, 347 Scat crankshaft and connecting rods, Mahle pistons and rings, ACL big end and rod bearings, steel crankshaft girdle, ARP studs, Mellings high-volume oil pump, ASR 7.5-liter sump, alloy cylinder heads with 190cc 2.02 1.60 stainless steel valves, Yella Terra Pro Platinum 1.7 roller rockers, Holley hi-ram intake manifold and throttle body, Romac harmonic balancer, PWR radiator, T56 transmission with Rip shifter, Brembo six-