Vortec 5.3L V8 (L33) Engine Specs

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Vortec 5.3L V8 (L33) Engine Overview

Move to bigger engine capacities from vortec engines family. That named with Vortec 5.3L V8 (L33) Engine. This engine is the 3rd generation of Vortec engines family. For the 5.3L class actually consist of 4 engine codes (LM7/L59/LM4/L33). This Vortec 5.3L V8 (L33) Engine is has aluminum engine block and cylinder head material. The engine was only apply at 4WD pickup trucks. That’s way for all truck of truck that has 5.3L engine capacities that have been built there are only 25% that use this Vortec 5.3L V8 (L33) Engine. This engine is completed with 1 – 8 – 7 – 2 – 6 – 5 – 4 – 3 firing codes, overhead valves with 2 valves per cylinder. Within this Vortec 5.3L V8 (L33) Engine you’ll find main bearing caps that made from powder metal and Camshaft  that made from steel material, while for crankshaft it was made with cast iron with undercut and rolled fillets. Just like the others vortec engine. This Vortec 5.3L V8 (L33) Engine is build at Romulus, Michigan united state.

Vortec 5.3L V8 (L33) Engine Specs

Due to the limitation support of this engine to the vehicles that was produce (only 25%) surely quite difficult to see the detailed of Vortec 5.3L V8 (L33) Engine Specs , so that’s why we are share to you the detailed of Vortec 5.3L V8 (L33) Engine Specs

Specs Item Specs
Engine Type Vortec 5.3L V8
Engine Code L33
Engine Electronic integrated into the dual microprocessor PCM
Displacement 5,328cc (325 ci)
Transmission Type 5 Speed Manual , 4 speed automatic
Compression Ratio 9.9:1
Bore and Stroke (in.) 3.8 x 3.6
Valve configuration (pcs)  overhead valves (2 valves per cylinder)
Valve Lifters hydraulic roller
Champ type Double overhead Champ
Fuel System sequential fuel injection
Recommended Fuel regular unleaded
Emissions controls evaporative systemcatalytic converter

positive crankcase ventilation

return less fuel system

Maximum engine speed 6000 rpm
Horsepower(SAE net@rpm) 310 hp ( 231kw ) @ 5200 rpm
Torque (lb. ft. @ rpm) 335 lb-ft ( 454Nm ) @ 4000 rpm
Intake Manifold  Material composite
Exhaust manifold Material high silicon molybdenumcast nodular iron
Engine block material cast aluminum
Cylinder head material cast aluminum
Features extended life spark plugsextended life coolant

oil level sensor

Oil Life System

electronic throttle control

floating pin pistons

GF4 oil

rate based diagnostics

Vortec 5.3L V8 (L33) Engine Applications

As mentioned above that this Vortec 5.3L V8 (L33) Engine only used for limited vehicles models , here is the little among of limited vehicles that use Vortec 5.3L V8 (L33) Engine.

  • 2005–2007 Chevrolet Silverado 1500 4WD
  • 2005–2007 GMC Sierra 1500 4WD

Vortec 5.3L V8 (L33) Enginewww.allenginelist.com

2 Thoughts on “Vortec 5.3L V8 (L33) Engine Specs

  1. Kevin marshall on October 16, 2012 at 2:36 pm said:

    Hi I have a Chevy ls1 l33 engine number
    12572733, could you please tell me wot year
    That engine was made. Many thanks kevin
    From the uk

    • Hi kevin,
      to check your engine year made, please follow below steps
      on the top side of the block near the water pump is a casting date will read some thing like A132. It is always a 4 digit code with the first digit being a letter.
      A= January
      13= the day of the month
      2= 2002

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