Lonny and Jason Childress
Bourbon, MO
Type: Ford 368 small-block
Block: Dart iron block
Oiling: Roush
Rotating assembly: Wiseco billet steel crank, Eagle billet steel H-beam connecting rods, Wiseco 11:1 coated pistons
Cylinder heads: Air Flow Research 205cc CNC-ported aluminum
Camshaft: COMP Cams solid roller with 254/260 degrees at .050 and .627-/.627-inch lift
Valvetrain: Jessel Sportsman 1:6 roller rockers, 2.08-/1.60-inch intake/exhaust valves
Induction: Edelbrock Victor intake, Holley HP 850-cfm carburetor
Exhaust: Ford Powertrain Application headers, 2½-inch dual exhaust with Spintech mufflers
Power adder: none
Fuel system: Roush mechanical fuel pump
Ignition: MSD 6AL-2, MSD Pro Billet distributor
Cooling: Be Cool direct bolt-in aluminum radiator with dual electric fans
Output: 548 hp at 6,900 rpm and 461 lb-ft at 5,600 rpm
Built by: Roush Competition Crate Engines
Transmission: Tremec TKO-600 five-speed manual
Rear axle: Housing from the 9-inch Factory with 4.30:1 gears, Detroit Truetrac differential and 31-spline axleshafts
Front suspension: Gateway Performance Suspension Street Extreme strut kit, Eibach springs, Koni double-adjustable shocks
Rear suspension: Gateway Performance Suspension three-link kit, Eibach springs, AFCO shocks
Brakes: Baer six-piston 13-inch rotors front; six-piston 13-inch rotors rear
Wheels: Vintage Wheel Works 17x8, front; 17x9.5, rear
Tires: 245/45R17 BFGoodrich KDW, front; 275/40R17 BFGoodrich KDW, rear