BY THE NUMBERS
’70 PLYMOUTH DUSTER
Kenny Wayne Shepherd, 30
Los Angeles, CA
ENGINE
Type: Chrysler Magnum, displacing
  406 cubic inches (4.020 bore x 4.000 stroke)
Block: production Magnum 5.9L block,
  bored .020-over
Compression ratio: 9.0:1
Oiling: stock, high-volume,
  8-quart center-sump street/strip oil pan
Rotating assembly: Scat cast steel,
4-inch stroke; Mopar 6.123-inch forged rods,
cast hypereutectic pistons
Cylinder heads: cast-iron Magnum R/T
  cylinder heads, 2.02-/1.625-inch valves
Camshaft: hydraulic roller, 288°/292°
advertised duration, 230/234-at-.050,
.501/.513-inch lift
Valvetrain: heavy-duty Mopar valvesprings,
double-roller timing chain and sprockets,
1.6:1 ratio Mopar rocker arms
Induction: single-plane M1 four-barrel
  aluminum intake manifold
Carburetor: 750-cfm Holley,
Mopar PN P4349228,
prepared by Lance Patton
Power adder: none
Ignition: Mopar Performance electronic ignition
Exhaust: TTI 1 5/8-inch step headers
  & TTI dual exhaust
Fasteners: Mopar
Built by: Mopar Performance, PN P5153474
Rated power: 435 hp & 470 lb-ft of torque
DRIVETRAIN
Transmission: Bowler Transmissions 4L60e
overdrive, adapted to Chrysler bolt pattern,
9x11 billet lockup converter, 2,300-stall
(9-inch cover with 11-inch lockup clutch),
standalone HGM controller, custom trans
crossmember by Year One
Driveshaft: Ron’s Driveline, Gainsville, GA
Rear axle: stock 8 3/4-inch rear,
  stock rebuilt Sure-Grip posi, 3.55 gears
CHASSIS
Front suspension: Magnum Force tubular
upper control arms,
Mopar Performance torsion bars,
Addco sway bar, KYB shocks,
’73-up A-body spindles,
PST polygraphite suspension kit,
Steer & Gear rebuilt steering box
Rear suspension: 1-inch drop Eaton Detroit springs,
KYB shock absorbers,
Magnum Force subframe connectors
Brakes: Stainless Steel Brake Corporation (SSBC)
Tri-Power, front; Force 10, rear,
HydraBoost master cylinder
WHEELS & TIRES
Wheels: Foose Nitrous II,
  18x8-inch front, 19x10-inch rear
Tires: BFG G-Force T/A KDW;
  225/40R18, front; 285/35R19, rear