Item Description
ConfigurationLongitudinally mounted,
90-degree V8, cast-iron cylinder
block and cast aluminum
cylinder heads
Bore x Stroke90.2 x 90.0 mm (3.55 x 3.54 in)
Displacement4601 cc/280 cid
Compression ratio8.5:1
Horsepower290 kW @ 6000 rpm (390 HP @
6000 rpm)
Torque528 Nm @ 3500 rpm (390 lb.-ft.
@ 3500 rpm)
Redline6500 rpm (fuel shut-off at 6550
rpm)
Specific output84.8 HP per liter
ValvetrainDual overhead chain-driven
cams, roller finger followers
with hydraulic lash adjustment,
ovate-wire valve springs, four
valves per cylinder
Fuel systemSequential electronic fuel
injection
Mass air sensor90 mm (3.54 in) diameter
Throttle bodyTwin 57 mm (2.24 in) diameter
bore-simultaneously open
PistonsForged aluminum
CrankshaftForged steel
Connecting rodsManley Performance Forged
steel H-beam
SuperchargerEaton model 110, Roots-type
Exhaust manifoldsCast high-silicon, molybdenum
iron
Exhaust systemDual stainless steel
2004 Mustang(mus)
Supplement
USA English(fus)
Engine/Transmission
8
