GMC gasoline V8 LS based GM small-block Generation III 325 CID (5.3 L) Vortec 5300 L59 (2000-2003) is an 5328 cc (4.69 UK qt.) internal combustion reciprocating V8 engine. It has bore/stroke ratio of 96 mm × 92 mm (3.78 in × 3.62 in), and uses 9.45:1 compression. This engine was rated 285 hp (212.52 kW) at 5200 rpm and 325 lbf⋅ft (440.64 N⋅m) of torque at 4000 rpm. It was used in Chevrolet and GMC cars.

GMC gasoline V8 LS based GM small-block Generation III 325 CID (5.3 L) Vortec 5300 L59 (2000-2003) engine performance rating according to SAE J1349 (SAE Net) standard.
Parameter Output
Power Rating 285 hp (212.52 kW) at 5200 RPM
Torque Rating 325 lbf⋅ft at 4000 RPM
GMC gasoline V8 LS based GM small-block Generation III 325 CID (5.3 L) Vortec 5300 L59 (2000-2003) engine general specifications.
Parameter Value
Type Internal Combustion Reciprocating
Fuel Type Gasoline or Natural Gas (CNG)
Cylinder Configuration V8
Engine Displacement 325.13 in³
Bore 3.78 in
Stroke 3.62 in
Compression Ratio 9.45:1
Firing Order 1-8-7-2-6-5-4-3

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GMC gasoline V8 LS based GM small-block Generation III 325 CID (5.3 L) Vortec 5300 L59 (2000-2003) engine block, crankshaft and pistons specifications.
Parameter Value
Block Material Cast iron
Crankshaft Material Cast nodular iron
Piston Material Cast alloy aluminum
Piston Pin Material Chromium steel
Connecting Rod Material Powdered metal
GMC gasoline V8 LS based GM small-block Generation III 325 CID (5.3 L) Vortec 5300 L59 (2000-2003) spark plugs and wires specifications.
Parameter Value
Spark Plugs 25171803, 12567759
Spark Plug Gap 0.06 in
Wires Resistance (nominal) 1000 ohms per foot
GMC gasoline V8 LS based GM small-block Generation III 325 CID (5.3 L) Vortec 5300 L59 (2000-2003) engine head and valvetrain specifications.
Parameter Value
Head Material Cast aluminum alloy
Valvetrain Type OHV
Valves per Cylinder 2
Camshaft Material Billet steel one piece
GMC gasoline V8 LS based GM small-block Generation III 325 CID (5.3 L) Vortec 5300 L59 (2000-2003) air intake specifications.
Parameter Value
Air Intake Method Naturally Aspirated
GMC gasoline V8 LS based GM small-block Generation III 325 CID (5.3 L) Vortec 5300 L59 (2000-2003) fuel injection specifications.
Parameter Value
Injection Type Multi Point
GMC gasoline V8 LS based GM small-block Generation III 325 CID (5.3 L) Vortec 5300 L59 (2000-2003) oil pump specifications.
Parameter Value
Oil Pump Gerotor type
Oil Pump Pressure 24 Psi at 4000 RPM
GMC gasoline V8 LS based GM small-block Generation III 325 CID (5.3 L) Vortec 5300 L59 (2000-2003) water pump specifications.
Parameter Value
Water Pump Centrifugal vane impeller type pump
Condition Value
expand_moreEngine mechanical general specifications
Camshaft bearing bore 1 and 5 ⌀ 2.332.33 in
Camshaft bearing bore 2 and 4 ⌀ 2.322.32 in
Camshaft bearing bore 3 ⌀ 2.312.31 in
Crankshaft main bearing bore diameter 2.7512.752 in
Crankshaft main bearing bore out-of-round 0.00024 in
Cylinder bore diameter 3.783.78 in
expand_moreCylinder bore taper
Thrust side 0.00071 in
expand_moreCylinder head deck height
Measuring from the centerline of crankshaft to the deck face 9.249.24 in
expand_moreCylinder head deck surface flatness
Measured within a 152.4 mm (6.0 in) area 0.0043 in
Measuring the overall length of the block deck 0.0087 in
Valve lifter bore diameter 0.8430.844 in
expand_moreCamshaft
Camshaft end play 0.000980.012 in
Camshaft journal ⌀ 2.162.17 in
Camshaft journal out-of-round 0.00098 in
expand_moreCamshaft lobe lift
Exhaust 0.27 in
Intake 0.27 in
expand_moreCamshaft runout
Measured at the intermediate journals 0.002 in
expand_moreConnecting rod
expand_moreConnecting rod bearing clearance
Production 0.000910.0026 in
Service 0.000910.003 in
expand_moreConnecting rod bore diameter
Bearing end 2.2252.225 in
expand_moreConnecting rod bore out-of-round
expand_moreBearing end
Production 0.000160.00031 in
Service 0.000160.00031 in
Connecting rod side clearance 0.00430.02 in
expand_moreCrankshaft
expand_moreConnecting rod journal diameter
Production 2.0992.1 in
Service 2.099 in
expand_moreConnecting rod journal out-of-round
Production 0.0002 in
Service 0.00039 in
expand_moreConnecting rod journal taper
expand_moreMaximum for 1/2 of journal length
Production 0.0002 in
Service 0.00079 in
Crankshaft end play 0.00160.0079 in
expand_moreCrankshaft main bearing clearance
Production 0.000790.002 in
Service 0.000790.0026 in
expand_moreCrankshaft main journal diameter
Production 2.5592.559 in
Service 2.559 in
expand_moreCrankshaft main journal out-of-round
Production 0.00012 in
Service 0.00031 in
expand_moreCrankshaft main journal taper
Production 0.00039 in
Service 0.00079 in
Crankshaft rear flange runout 0.002 in
expand_moreCrankshaft reluctor ring runout
Measured 1.0 mm (0.04 in) below tooth diameter 0.028 in
expand_moreCrankshaft thrust surface
Production 1.031.03 in
Service 1.03 in
Crankshaft thrust surface runout 0.00098 in
expand_moreCylinder head
expand_moreCylinder head thickness
Measured from the cylinder head deck to the valve rocker arm cover seal surface 4.73 in
expand_moreSurface flatness
expand_moreBlock deck
Measured within a 152.4 mm (6.0 in) area 0.0031 in
Measuring the overall length of the cylinder head 0.0039 in
Exhaust manifold deck 0.0051 in
Intake manifold deck 0.0031 in
expand_moreValve guide installed height
Measured from the spring seat surface to the top of the guide 0.68 in
expand_moreIntake manifold
expand_moreSurface flatness
Measured at gasket sealing surfaces and measured within a 200 mm (7.87 in) area that includes 2 runner port openings 0.012 in
expand_moreOil pan
expand_moreFront cover alignment
expand_moreAt the oil pan
expand_moreRear cover alignment
expand_moreAt the oil pan
expand_moreOil pan alignment
expand_moreTo rear of the engine block at the transmission bell housing mounting surface
expand_morePiston rings
expand_morePiston ring end gap
expand_moreFirst compression ring
expand_moreMeasured in cylinder bore
Production 0.00910.017 in
Service 0.00910.02 in
expand_moreSecond compression ring
expand_moreMeasured in cylinder bore
Production 0.0170.028 in
Service 0.0170.03 in
expand_moreOil control ring
expand_moreMeasured in cylinder bore
Production 0.00710.03 in
Service 0.00710.032 in
expand_morePiston ring to groove clearance
expand_moreFirst compression ring
Production 0.00160.0033 in
Service 0.00160.0033 in
expand_moreSecond compression ring
Production 0.00160.0031 in
Service 0.00160.0031 in
expand_moreOil control ring
Production 0.000470.0079 in
Service 0.000470.0079 in
expand_morePistons and pins
expand_morePiston
expand_morePiston diameter
Measured over skirt coating 3.783.781 in
expand_morePiston to bore clearance
Production −0.0014+0.00063 in
Service limit with skirt coating worn off 0.0028 in
expand_morePin
Piston pin fit in connecting rod bore 0.000790.0017 in
interference
expand_morePiston pin clearance to piston pin bore
Production 0.000280.00079 in
Service 0.000280.00083 in
Piston pin diameter 0.9450.945 in
expand_moreVaive system
expand_moreValves
Valve face angle 45°
Valve face width 0.049 in
Valve lash Net Lash - No Adjustment
expand_moreValve lift
Intake 0.46 in
Exhaust 0.47 in
Valve seat angle 46°
Valve seat run-out 0.002 in
expand_moreValve seat width
Exhaust 0.07 in
expand_moreSeat width
Intake 0.04 in
expand_moreValve stem diameter
Production 0.3130.314 in
Service 0.31 in
expand_moreValve stem-to-guide clearance
Production 0.000980.0026 in
expand_moreIntake
expand_moreValves
expand_moreValve stem-to-guide clearance
expand_moreService
Intake 0.0037 in
Exhaust 0.0037 in
expand_moreProduction
Exhaust 0.000980.0026 in
expand_moreRocker arms
Valve rocker arm ratio 1.70:1
expand_moreValve springs
Valve spring free length 2.08 in
Valve spring installed height 1.8 in
expand_moreValve spring load
Closed 340 N
at 45.75 mm
Open 980 N
at 33.55 mm
expand_moreElectric engine
expand_moreBattery
expand_moreBase
Cold Cranking Amperage (CCA) 600 A
Reserve capacity rating 115 Minutes
Replacement Battery Number 78-6YR
expand_moreDual (optional)
Cold Cranking Amperage (CCA) 770 A
Reserve capacity rating 115 Minutes
Replacement Battery Number 78-7YR
Starter motor PG-260G
expand_moreGenerator
expand_moreBase
Generator model Delphi AD230
Rated Output 102 A
Load test output 71 A
expand_moreDual (optional)
Generator model Delphi AD244
Rated Output 130 A
Load test output 91 A
expand_moreBosch Generator
Generator model Bosch 15755900
Rated Output 130 A
Load test output 91 A
Condition Value
expand_moreEngine mechanical general specifications
Air cleaner outlet ducts bracket 5.16 lbf⋅ft
Air conditioning belt tensioner screws 36.88 lbf⋅ft
Battery wiring harness channel bracket screws 8.85 lbf⋅ft
Camshaft retainer screws 18.44 lbf⋅ft
Camshaft sensor screws 18.44 lbf⋅ft
Camshaft sprocket screws 25.81 lbf⋅ft
expand_moreConnecting rod screws
First stage 14.75 lbf⋅ft
Final stage 75°
Coolant temperature sensor 14.75 lbf⋅ft
expand_moreCrankshaft balancer screws
Installation pass 243.4 lbf⋅ft
to Ensure the Balancer is Completely Installed
First stage 36.88 lbf⋅ft
Replace bolts.
Final stage 140°
expand_moreCrankshaft bearing cap screws
expand_moreInner screws
First stage (in sequence) 14.75 lbf⋅ft
Final stage (in sequence) 80°
expand_moreOuter screws
First stage (in sequence) 14.75 lbf⋅ft
Final stage (in sequence) 51°
Crankshaft bearing cap lateral screws 18.44 lbf⋅ft
Crankshaft oil deflector nuts 18.44 lbf⋅ft
Crankshaft position sensor (CKP) screws 18.44 lbf⋅ft
Crossbar screws 73.76 lbf⋅ft
expand_moreCylinder head screws
First stage (all M11 bolts in sequence) 22.13 lbf⋅ft
Second stage (all M11 screws in sequence) 90°
Final stage (all M11 bolts in sequence) 90°
Inner M8 screws (in sequence) 22.13 lbf⋅ft
Cylinder head coolant plug 14.75 lbf⋅ft
Differential carrier lower bracket bolts and nuts 73.76 lbf⋅ft
Drive belt idler screws 36.88 lbf⋅ft
Drive belt tensioner screws 36.88 lbf⋅ft
Engine block coolant drain plugs 44.25 lbf⋅ft
Engine block heater 29.5 lbf⋅ft
Engine block oil gallery plugs 44.25 lbf⋅ft
Engine coolant air bleed tube and cover screws 8.85 lbf⋅ft
expand_moreEngine flywheel screws
First stage 14.75 lbf⋅ft
Second stage 36.88 lbf⋅ft
Final stage 73.76 lbf⋅ft
Engine front cover screws 18.44 lbf⋅ft
expand_moreEngine ground harness screws
Right rear 11.8 lbf⋅ft
Engine ground harness bolt on the engine block 18.44 lbf⋅ft
Engine mount bracket screws 36.88 lbf⋅ft
Engine mount bracket through-screws 55.32 lbf⋅ft
Engine mount frame lateral screws 47.94 lbf⋅ft
Engine mount bracket screws 36.88 lbf⋅ft
Engine rear cover screws 18.44 lbf⋅ft
Engine service lift bracket M10 screws 36.88 lbf⋅ft
Engine service lift bracket M8 screws 18.44 lbf⋅ft
Engine shield screws 14.75 lbf⋅ft
Engine valley cover screws 18.44 lbf⋅ft
Engine wiring harness bracket nuts 3.69 lbf⋅ft
EVAP purge valve screws 7.38 lbf⋅ft
expand_moreExhaust manifold screws
First stage 11.06 lbf⋅ft
Final stage 18.44 lbf⋅ft
Exhaust manifold heat shields 6.64 lbf⋅ft
Fuel rail screws 7.38 lbf⋅ft
Fuel rail cover screws 6.64 lbf⋅ft
Fuel rail crossover tube screws 2.8 lbf⋅ft
Fuel rail stop bracket screws 36.88 lbf⋅ft
Generator bracket 36.88 lbf⋅ft
Generator wiring harness nuts 6.64 lbf⋅ft
Heater hose bracket nuts 6.64 lbf⋅ft
Hood hinge screws 18.44 lbf⋅ft
Ignition coil to bracket screws 7.38 lbf⋅ft
Ignition coil bracket to valve rocker arm cover screws 8.85 lbf⋅ft
Inner axle housing nuts 73.76 lbf⋅ft
expand_moreIntake manifold screws
First stage (in sequence) 3.69 lbf⋅ft
Final stage (in sequence) 7.38 lbf⋅ft
Intake manifold sight shield screws 7.38 lbf⋅ft
Intake manifold sight shield bracket screws 3.69 lbf⋅ft
Intake manifold sight shield retainer screws 3.69 lbf⋅ft
Intake manifold wiring harness stud screws 7.38 lbf⋅ft
Knock sensors 14.75 lbf⋅ft
Mass air flow (MAF) sensor clamp 5.16 lbf⋅ft
Oil filter 22.13 lbf⋅ft
Oil filter fitting 40.57 lbf⋅ft
Oil level indicator tube screws 18.44 lbf⋅ft
Oil level sensor 9.59 lbf⋅ft
Oil pan baffle screws 8.85 lbf⋅ft
expand_moreOil pan closeout cover screws
Left side 6.64 lbf⋅ft
Right side 6.64 lbf⋅ft
Oil pan cover screws 8.85 lbf⋅ft
Oil pan drain plug 18.44 lbf⋅ft
expand_moreOil pan M8 screws
Oil pan to the engine block and oil pan to the front cover 18.44 lbf⋅ft
expand_moreOil pan M6 screws
Oil pan to the rear cover 8.85 lbf⋅ft
Oil pan skid plate screws 14.75 lbf⋅ft
Oil pressure sensor 14.75 lbf⋅ft
Oil pump to the engine block screws 18.44 lbf⋅ft
Oil pump cover screws 8.85 lbf⋅ft
Oil pump relief valve plug 8.85 lbf⋅ft
Oil pump screen nuts 18.44 lbf⋅ft
Oil pump screen to the oil pump screws 8.85 lbf⋅ft
Positive battery wiring harness bracket screws 6.64 lbf⋅ft
Power steering pump rear screws 36.88 lbf⋅ft
expand_moreSpark plugs
New cylinder heads 14.75 lbf⋅ft
All subsequent installations 11.06 lbf⋅ft
Throttle body nuts 7.38 lbf⋅ft
Throttle body stud screws 4.43 lbf⋅ft
expand_moreTorque converter screws
4L60-E and 4L65-E transmissions 46.47 lbf⋅ft
4L80-E and 4L85-E transmissions 44.25 lbf⋅ft
Transmission stud screws 36.88 lbf⋅ft
Transmission cover screws 8.85 lbf⋅ft
Transmission oil level indicator tube nuts 13.28 lbf⋅ft
Valve lifter guide screws 8.85 lbf⋅ft
Valve rocker arm screws 22.13 lbf⋅ft
Valve rocker arm cover screws 8.85 lbf⋅ft
Water inlet bracket screws 11.06 lbf⋅ft
expand_moreWater pump screws
First stage 11.06 lbf⋅ft
Final stage 22.13 lbf⋅ft
Water pump cover screws 11.06 lbf⋅ft
expand_moreEngine cooling
Air cleaner outlet ducts bracket screws 5.16 lbf⋅ft
Coolant air bleed tube stud screws 8.85 lbf⋅ft
Coolant heater cord screws 5.9 lbf⋅ft
Coolant heater 36.88 lbf⋅ft
Engine block coolant drain plug 44.25 lbf⋅ft
Engine shield screws 14.75 lbf⋅ft
Exhaust manifold pipe nuts 36.88 lbf⋅ft
Fan clutch screws 16.96 lbf⋅ft
Fan clutch nuts 41.3 lbf⋅ft
Fan shroud screws 6.64 lbf⋅ft
Radiator screws 18.44 lbf⋅ft
Surge tank screws and nuts 6.64 lbf⋅ft
Thermostat housing screws 11.06 lbf⋅ft
Transmission control module (TCM) cover screws 6.64 lbf⋅ft
Transmission control module (TCM) electrical connector screws 5.9 lbf⋅ft
expand_moreWater pump screws
First stage 11.06 lbf⋅ft
Final stage 22.13 lbf⋅ft
expand_moreElectric engine
Auxiliary battery wiring harness bracket screws 7.38 lbf⋅ft
Auxiliary battery relay nuts 6.64 lbf⋅ft
Auxiliary battery tray nuts 18.44 lbf⋅ft
Auxiliary negative battery wiring harness screws 12.54 lbf⋅ft
Auxiliary positive battery wiring harness screws 12.54 lbf⋅ft
Auxiliary positive battery wiring harness nuts 5.9 lbf⋅ft
Auxiliary positive wiring harness to relay nuts 6.64 lbf⋅ft
Battery wiring harness bracket screws 18.44 lbf⋅ft
Battery wiring harness junction block bracket screws 6.64 lbf⋅ft
Battery hold down retainer screws 18.44 lbf⋅ft
Battery tray screws 6.64 lbf⋅ft
Auxiliary battery ground wiring harness screws 11.8 lbf⋅ft
Engine wiring ground harness screws 11.8 lbf⋅ft
Forward lamp wiring ground harness screws 6.64 lbf⋅ft
Front end diagonal brace screws 6.64 lbf⋅ft
Generator bracket 36.88 lbf⋅ft
Generator screws 36.88 lbf⋅ft
Generator wiring harness nuts 6.64 lbf⋅ft
Ground strap nuts 6.64 lbf⋅ft
Negative Battery wiring harness screws 12.54 lbf⋅ft
Positive battery wiring harness screws 12.54 lbf⋅ft
Positive wiring harness at underhood bussed electrical center (UBEC) screws 6.64 lbf⋅ft
Starter screws 36.88 lbf⋅ft
Starter lead nuts 6.64 lbf⋅ft
Starter solenoid nuts 2.51 lbf⋅ft
Surge tank screws and nuts 6.64 lbf⋅ft
Transmission cover screws 6.64 lbf⋅ft
expand_moreEngine controls
Accelerator pedal bracket nuts 14.75 lbf⋅ft
Air cleaner outlet ducts bracket 5.16 lbf⋅ft
Brake pipe fittings to the ECM 18.44 lbf⋅ft
Camshaft position (CMP) sensor screws 21.39 lbf⋅ft
Crankshaft position sensor (CKP) screws 18.44 lbf⋅ft
Crossover fuel pipe bracket screws 2.8 lbf⋅ft
Electro-hydraulic control unit (EHCU) screws 18.44 lbf⋅ft
Engine coolant temperature sensor (ECT) 14.75 lbf⋅ft
Engine wiring harness bracket nuts 3.69 lbf⋅ft
EVAP canister bracket screws 18.44 lbf⋅ft
EVAP canister nuts 7.38 lbf⋅ft
EVAP canister purge valve screws 8.11 lbf⋅ft
EVAP ventilation valve bracket screws 8.85 lbf⋅ft
Fuel composition sensor nuts 12.54 lbf⋅ft
Fuel composition sensor bracket screws 7.38 lbf⋅ft
Fuel lines and EVAP nuts 8.85 lbf⋅ft
Fuel filler hose and ventilation tube clamps 1.84 lbf⋅ft
Fuel tank ground strap screws 6.64 lbf⋅ft
Fuel tank filler hose clamp 1.84 lbf⋅ft
Fuel tank filler housing to body screws 1.7 lbf⋅ft
Fuel tank filler hose housing to fuel tank screws 1.7 lbf⋅ft
Fuel line fittings 18.44 lbf⋅ft
Fuel line bracket screws 8.85 lbf⋅ft
Fuel rail screws 7.38 lbf⋅ft
Fuel return line attaching screws 3.69 lbf⋅ft
Fuel tank shield screws 13.28 lbf⋅ft
Fuel tank strap screws 29.5 lbf⋅ft
Heated oxygen sensor 30.98 lbf⋅ft
Ignition coil screws 5.9 lbf⋅ft
Knock sensor 14.75 lbf⋅ft
Mass air flow (MAF) sensor clamp 5.16 lbf⋅ft
Powertrain control module (PCM) electrical connector 5.9 lbf⋅ft
expand_moreSpark Plug
Used head 11.06 lbf⋅ft
New head 14.75 lbf⋅ft
Throttle actuator control (TAC) module nuts 6.64 lbf⋅ft
Throttle body nuts 7.38 lbf⋅ft
expand_moreExhaust system
Engine shield screws 14.75 lbf⋅ft
Exhaust heat shield screws 6.64 lbf⋅ft
expand_moreExhaust heat shield nuts
Body panel 6.64 lbf⋅ft
expand_moreExhaust manifold screws
First stage 11.06 lbf⋅ft
Final stage 18.44 lbf⋅ft
Exhaust manifold heat shields 6.64 lbf⋅ft
Exhaust manifold pipe bracket 8.85 lbf⋅ft
Exhaust manifold pipe nuts 36.88 lbf⋅ft
Exhaust muffler clamp 22.13 lbf⋅ft
Exhaust muffler hanger nuts 36.88 lbf⋅ft
Exhaust muffler nuts 29.5 lbf⋅ft
Exhaust pipe clamp 29.5 lbf⋅ft
Hood hinge screws 18.44 lbf⋅ft
Oil pan skid plate screws 14.75 lbf⋅ft
Outlet duct clamp 4.43 lbf⋅ft
Oxygen Sensor 30.98 lbf⋅ft
Rear shock absorber lower screws 70.07 lbf⋅ft
Transmission screws 73.76 lbf⋅ft
Units:
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