The Details
Car: '73 Plymouth Duster
Owner: Derick Scott, Warren, MI
Engine: 346ci small-block, stock steel crankshaft and rods, TRW 10.5:1 pistons
Heads: Cast-iron #308, modified for larger 2.02/1.60-inch intake/exhaust valves, 1.5:1 roller rockers
Induction: Edelbrock Torker II, Greg Williams-modified Holley 750-cfm HP series carburetor
Camshaft: Mopar Performance flat-tappet, 292/292 degrees duration at 0.050 with 0.509/0.509-inch lift
Transmission: 904, 9.5-inch converter with 4,200-stall
Rearend: 831/44 with 4.88:1 gears, Auburn limited-slip, Moser axles
Front suspension: Stock torsion bars, Competition Engineering shocks
Rear suspension: Mopar Performance Super Stock leaf springs, Mopar Performance Long Travel shocks
Front brakes: 11-inch Wilwood discs
Rear brakes: Stock 10-inch drums
Wheels & tires: 15x3 Weld Pro Stars with 26x4.5-15 Mickey Thompson front runners, front; 15x10 Weld Pro Stars with 28x12.5-15 Mickey Thompson portsman Pros, rear
The Details
Car: '70 Plymouth Road Runner
Owner: Robert Scott, Warren, MI
Engine: 505ci big-block, 4.25-inch Mopar Performance steel crankshaft, RBREOn Trac 6.76-inch 4340 H-beam rods, JE 12.5:1 aluminum pistons
Heads: Cast-iron #308, modified for larger 2.02/1.60-inch intake/exhaust valves, 1.5:1 roller rockers
Induction: Edelbrock Torker II, Greg Williams-modified Holley 750-cfm HP series carburetor
Camshaft: RBRE On Trac custom solid-roller, 290/290 degrees duration at 0.050 with 0.650/0.650-inch lift
Transmission: Liberty Transmissions- modified '70 Hemi four-speed, Centerforce clutch
Rearend: 831/44 with 4.10:1 gears, Detroit Locker, Moser axles
Front suspension: Mopar Performance lightweight torsion bars, PST polygraphite bushings, Competition Engineering shocks
Rear suspension: CalTrac monoleaf springs, Adjustable Rancho shocks
Front brakes: 11-inch Wilwood discs, Mopar Performance brake booster
Rear brakes: Stock 11-inch drums
Wheels & tires: 15x3 Weld Drag Lites with 29x4.5-15 Mickey Thompson front runners, front; 15x9 Weld Drag Lites with 29x12.5-15 Hoosier Quick Time Pros, rear