GM / Chevy LY5 Vortec 5300 V8 Engine Specs and Price

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GM / Chevy LY5 Vortec 5300 Engine Specs

The GM / Chevy LY5 engine is a 5.3 liter (325 cu.in.) natural aspirated V8 90° four-stroke gasoline engine from a Generation IV small block V8 truck engine series. The GM / Chevy LY5 engine was made from 2007 to 2009.

The GM / Chevy LY5 engine delivered from 320 PS (235 kW; 315 Horsepower) at 5,200 rpm to 325 PS (239 kW; 320.5 HP) at 5,200 rpm.

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The GM / Chevy LY5 engine has a torque rating between 454 N·m (46.3 kg·m, 334.6 ft·lb) at 4,000 rpm and 461 N·m (47 kg·m, 339.8 ft·lb) at 4,000 rpm.

The GM / Chevy LY5 engine compression ratio rating is 9.9:1. Cylinder bore and piston stroke are 96.0 mm (3.78 in) and 92.0 mm (3.62 in), respectively.

The GM LY5 Vortec 5300 engine features two aluminum heads, a single one-piece cast camshaft, a V8 90° cast-iron cylinder block with a five-bearings crankshaft, and two valves per cylinder (16 in total). The GM LY5 Vortec 5300 engine used a “Coil-Near-Plugs” ignition system.

The GM LY5 Vortec 5300 engine has a sequential multi-port fuel injection system, an active fuel management system, and an 87.0 mm throttle body.

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GM Chevy LY5 Vortec 5300 Engine Specs

GM / Chevy LY5 Vortec 5300 V8 Engine Specs 

Engine Specifications

Engine codeGM / Chevy LY5 Vortec 5300
LayoutFour stroke, V8
Fuel typeGasoline (petrol)
Production2007-2009
Displacement5.3 L, (325 cu in)
Fuel systemSequential multi-port fuel injection
Power adderNone
Power outputFrom 320 PS (235 kW; 315 HP) at 5,200 rpm
to 325 PS (239 kW; 320 HP) at 5,200 rpm
Torque outputFrom 454 N·m (46.3 kg·m, 334.6 ft·lb) at 4,000 rpm
to 461 N·m (47 kg·m, 339.8 ft·lb) at 4,000 rpm
Firing order1-8-7-2-6-5-4-3
Active fuel management system1-4-6-7
Dimensions (L x W x H):
Weight

Cylinder block

Cylinder block alloyCast-iron
Compression ratio:9.9:1
Cylinder bore:96.0 mm (3.78 in)
Piston stroke:92.0 mm (3.62 in)
Number of piston rings (compression / oil):2 / 1
Number of main bearings:5
Cylinder inner diameter (standard):96.000-96.018 mm (3.7795-3.7802 in)
Piston skirt diameter (standard):96.000 mm (3.7795 in)
Piston pin outer diameter:23.952-23.955 mm (0.943-0.9431 in)
Piston ring side clearance:Top0.040-0.085 mm (0.0016-0.0033 in)
Second0.040-0.078 mm (0.0016-0.0031 in)
Oil0.012-0.200 mm (0.0005-0.0079 in)
Piston ring end gap:Top0.23-0.44 mm (0.0091-0.0173 in)
Second0.44-0.70 mm (0.0173-0.0276 in)
Oil0.18-0.75 mm (0.0071-0.0295 in)
Connecting rod small end diameter24.000 mm (0.9449 in)
Connecting rod big end diameter:56.505-56.525 mm (2.2246-2.2254 in)
Crankshaft main journal diameter:64.993-65.007 mm (2.5588-2.5593 in)
Crankpin diameter:53.318-53.338 mm (2.0991-2.0999 in)

Cylinder head

Block head alloyAluminium
Valve Arrangement:OHV, chain drive
Cylinder head height:
Valves:16 (2 valves per cylinder)
Intake valve timing:
Exhaust valve timing:
Valve head diameter:INTAKE
EXHAUST
Valve length:INTAKE
EXHAUST
Valve stem diameter:INTAKE7.955-7.976 mm (0.3132-0.314 in)
EXHAUST7.955-7.976 mm (0.3132-0.314 in)
Valve spring free length:INTAKE52.9 mm (2.0827 in)
EXHAUST52.9 mm (2.0827 in)
Camshaft lobe lift:INTAKENon active fuel managment cylinders: 7.20 mm (0.2835 in)
Active fuel managment cylinders: 7.33 mm (0.2886 in)
EXHAUSTNon active fuel managment cylinders: 7.20 mm (0.2835 in)
Active fuel managment cylinders: 7.33 mm (0.2886 in)
Camshaft journal diameter:54.99-55.04 mm (2.165-2.1669 in)

Head tightening procedure and torque specs:
M8 bolts:

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  • 30 Nm (3.06 kg·m; 22.14 ft·lb)

M11 bolts:

  • Step 1: 30 Nm (3.06 kg·m; 22.14 ft·lb)
  • Step 2: Turn all bolts: 90°
  • Step 3: Turn all bolts: 70°

Maintenance Data

Compression pressure
Standard12.5 kg/m2 / 300 rpm
Minimun7.0 kg/m2 / 300 rpm
Compression differential limit between cylinders1.0 kg/m2 (15 psi) / 300 rpm
Oil system
Oil consumption , L/1000 km (qt. per miles)up to 0.5 (1 qt. per 1200 miles)
Recommended engine oil5W-30, 10W-30
Oil typeGM Standard GM6094M
Engine oil capacity (Refill capacity)Without oil filter: 5.2 L (5.5 US. qt, 4.6 Imp. qt.)
With oil filter: 5.7 L (6.0 US. qt, 5.00 Imp. qt.)
Oil change interval, km (miles)12,000 km (7,500 miles)
Oil Pressure41 kPa at 1,000 rpm
124 kPa at 2,000 rpm
165 kPa at 4,000 rpm
Ignition system
Spark plugAC Delco: 41-985 Iridium
Spark plug gap1.01 mm (0.0398 in)

Vehicle Applications

ModelYears Produced
Chevrolet Avalanche2007-2009
Chevrolet Silverado 15002007-2009
Chevrolet Suburban2007–2009
Chevrolet Tahoe2007–2009
GMC Sierra 15002007–2009
GMC Yukon2007–2009
GMC Yukon XL2007–2009

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Final Words

This concludes our discussion of the Toyota 22R-TE (2.4 L, turbo) EFI Engine specs and review; however, if you have any questions regarding this article, please submit them in the comment section below. We will do our best to respond to you as soon as possible.

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