compression ratio FORD MUSTANG 2003 4.G SVT Supplement Manual

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
Horsepower239 kW @ 6000 rpm (390 HP
@ 6000 rpm)
Torque430 Nm @ 4800 rpm (390
lb.-ft. @ 4750 rpm)
Redline6500 rpm (fuel shut-off at
7000 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
Exhaust manifoldsCast-high silicon,
molybdenum iron
Exhaust systemDual-stainless steel
Engine/Transmission
8