[JPVM]

CURVAS POTENCIA Y TORQUE

http://www.pirate4x4.com/tech/billav..._FlexPower.pdf


SPECS

2007 Vortec 5.3L V8 (LM7/L59)

40306

Type:

5.3L Gen III V8

Displacement:

5328cc (325 ci)

Compression ratio:

9.5:1

Valve configuration:

overhead valves (2 valves per cylinder)

Assembly site:

Romulus, Mich. (LM7/L59)

St. Catharines, Ontario (LM7/L59)

Silao, Mexico (LM7/L59)

Valve lifters:

hydraulic roller

Firing order:

1 - 8 - 7 - 2 - 6 - 5 - 4 - 3

Bore x stroke:

96.01 x 92mm

Fuel system:

sequential fuel injection

Fuel type:

regular unleaded ( LM7 ) and E85 Flex Fuel ( L59 )

Applications:

Horsepower: hp ( kw )

Chevrolet Express ( LM7/L59 )

295 hp ( 220kw ) @ 5200 rpm

GMC Savana ( LM7/L59 )

Chevrolet Silverado 1500 ( Classic ) incl. FlexPower PHT ( LM7/L59 )

GMC Sierra 1500 ( Classic ) incl. FlexPower PHT ( LM7/L59 )

Applications:

Torque: lb-ft. ( Nm )

Chevrolet Express ( LM7/L59 )

335 lb-ft ( 454Nm ) @ 4000 rpm

GMC Savana ( LM7/L59 )

Chevrolet Silverado 1500 ( Classic ) incl. FlexPower PHT ( LM7/L59 )

GMC Sierra 1500 ( Classic ) incl. FlexPower PHT ( LM7/L59 )

Fuel Shut Off:

6000 rpm

Emissions controls:

evaporative system

catalytic converter

positive crankcase ventilation
returnless fuel system

MATERIALS

Block:

cast iron (LM7, L59)

Cylinder head:

cast aluminum

Intake manifold:

composite

Exhaust manifold:

high silicon molybdenum

cast nodular iron

Main bearing caps:

powder metal

Crankshaft:

cast iron with undercut and rolled fillets

Camshaft:

steel

Additional features:

extended life spark plugs

extended life coolant

oil level sensor

Oil Life System

Electronic throttle control

E85 FlexFuel capable (L59)
floating pin pistons
GF4 oil
rate based diagnostics