LNF General Technical Info

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Projekt

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All this is now public info.
http://media.gm.com/us/powertrain/en/product_services/2008/08car.htm

Engine power curve:
http://media.gm.com/us/powertrain/e...ry/Ecotec/2008 LNF/2008_20L_LNF_Cobalt SS.pdf

Engine Spec Sheet:
http://media.gm.com/us/powertrain/en/product_services/2008/Spec Sheet/Ecotec/08_LNF.xls

Engine Information:
http://media.gm.com/us/powertrain/en/product_services/2008/Whats New/Ecotec/08_LNF.doc

Trans Spec Sheet:
http://media.gm.com/us/powertrain/e...eet/Transmissions/2008 Manuals/08_GME_MU3.xls

Transmission Info:
http://media.gm.com/us/powertrain/e...smissions/2008 Manual Transmission/08_MU3.doc

Specification
Metric
English
-----------------
A/C Compressor to Block Bolt


22 N·m


16 lb ft

Balance Shaft Adjustable Chain Guide Bolt


10 N·m


89 lb in

Balance Shaft Chain Tensioner Bolt


10 N·m


89 lb in

Balance Shaft Fixed Chain Guide Bolt


12 N·m


106 lb in

Balance Shaft Retaining Bolt


10 N·m


89 lb in

Block Heater Bolt


10 N·m


89 lb in

Cam Cover to Cylinder Head Bolt


10 N·m


89 lb in

Cam Cover to Ground Cable Bolt


10 N·m


89 lb in

Cam Cover to Ground Cable Stud


10 N·m


89 lb in

Camshaft

* Camshaft Cap Bolt



10 N·m


89 lb in

* Camshaft Position Actuator Solenoid Valve Bolt



10 N·m


89 lb in

* Camshaft Position Sensor Bolt



10 N·m


89 lb in

* Exhaust Camshaft Position Actuator



30 N·m + 100 degrees


22 lb ft + 100 degrees

* Intake Camshaft Position Actuator



30 N·m + 100 degrees


22 lb ft + 100 degrees

Catalytic Converter Stud


50 N·m


37 lb ft

Charger AIR Bypass Bolt


25 N·m


18 lb ft

Charger AIR Bypass Nut


25 N·m


18 lb ft

Connecting Rod Bolt

* First Pass



25 N·m


18 lb ft

* Final Pass



100 degrees

Coolant Jacket Plug


35 N·m


26 lb ft

Crankshaft Balancer Bolt

* First Pass



100 N·m


74 lb ft

* Final Pass



125 degrees

Crankshaft Bearings - Lower Crankcase to Block - Bedplate

* First Pass



20 N·m


15 lb ft

* Final Pass



77 degrees

Crankshaft Position Reluctor Ring


15 N·m


11 lb ft

Crankshaft Position Sensor Bolt


10 N·m


89 lb in

Cylinder Head Bolt

* First Pass



30 N·m


22 lb ft

* Final Pass



155 degrees

Cylinder Head Front Chain Case Bolt


35 N·m


26 lb ft

Cylinder Head Oil Gallery Plug


35 N·m


26 lb ft

Cylinder Head Opening Plate Bolt


10 N·m


89 lb in

Drive Belt Tensioner Bolt


45 N·m


33 lb ft

Engine Coolant Drain Plug


20 N·m


15 lb ft

Engine Coolant Temperature Sensor


20 N·m


15 lb ft

Engine Lift Bracket Front Bolt


25 N·m


18 lb ft

Engine Lift Bracket Rear Bolt


25 N·m


18 lb ft

Engine Mount to Intermediate Bracket


65 N·m


48 lb ft

Engine Mount to Midrail Nuts


100 N·m


74 lb ft

EVAP Purge Solenoid Valve Bolt


4 N·m


35 lb in

Exhaust Manifold Heat Shield Bolt


25 N·m


18 lb ft

Exhaust Manifold to Turbocharger Stud


20 N·m


15 lb ft

Exhaust Manifold to Cylinder Head Nut


14 N·m


10 lb ft

Exhaust Manifold to Cylinder Head Stud


20 N·m


15 lb ft

Flywheel Bolt

* First Pass



53 N·m


39 lb ft

* Final Pass



25 degrees

Front Cover to Block Bolt


25 N·m


18 lb ft

Fuel Pipe Bracket Bolt


10 N·m


89 lb in

Fuel Pressure Sensor


33 N·m


24 lb ft

Fuel Pump Bolt - High Pressure


15 N·m


11 lb ft

Fuel Pump Fuel Feed Line Bolt


10 N·m


89 lb in

Fuel Pump - High Pressure Line


30 N·m


22 lb ft

Fuel Pump - Low Pressure Line


30 N·m


22 lb ft

Fuel Pump Cover


10 N·m


89 lb in

Fuel Rail Bolts


22 N·m


16 lb ft

Generator to Block Bolt


22 N·m


16 lb ft

Ignition Coil Bolt


10 N·m


89 lb in

Intake Manifold Brace Bolt


25 N·m


18 lb ft

Intake Manifold Brace Nut


25 N·m


18 lb ft

Intake Manifold Brace Stud


15 N·m


11 lb ft

Intake Manifold to Cylinder Head Bolt


25 N·m


18 lb ft

Intake Manifold to Cylinder Head Nut


25 N·m


18 lb ft

Intake Manifold to Cylinder Head Stud


15 N·m


11 lb ft

Knock Sensor Bolt


25 N·m


18 lb ft

Lower Crankcase to Block Perimeter Bolt


25 N·m


18 lb ft

MAP Sensor Bolt


4 N·m


35 lb in

Oil Cooler Bolt


25 N·m


18 lb ft

Oil Filter Adapter Cover


22 N·m


16 lb ft

Oil Gallery Gerotor Cover - Rear Bolt


6 N·m


53 lb in

Oil Gallery Plug - Cylinder Head


35 N·m


26 lb ft

Oil Gallery Plug - Rear - Block


60 N·m


44 lb ft

Oil Level Indicator Tube Bolt


10 N·m


89 lb in

Oil Pan Baffle Bolt


14 N·m


10 lb ft

Oil Pan Bolts


25 N·m


18 lb ft

Oil Pan Drain Plug


25 N·m


18 lb ft

Oil Pressure Switch


26 N·m


19 lb ft

Oil Pump Gerotor Cover Bolt


6 N·m


53 lb in

Oil Pump Pressure Relief Valve Plug


40 N·m


30 lb ft

Oxygen Sensor


42 N·m


31 lb ft

Piston Oil Nozzle


15 N·m


11 lb ft

Power Steering Pump Bolt


25 N·m


18 lb ft

Power Steering Tensioner Bolt


22 N·m


16 lb ft

Spark Plug


20 N·m


15 lb ft

Starter Motor to Block Bolt


53 N·m


39 lb ft

Thermostat Housing to Block Bolts


10 N·m


89 lb in

Throttle Body Bolt


10 N·m


89 lb in

Throttle Body Nut


10 N·m


89 lb in

Timing Chain Adjustable Guide Bolt


10 N·m


89 lb in

Timing Chain Fixed Guide Bolt


12 N·m


106 lb in

Timing Chain Guide Bolt Access Hole Plug


75 N·m


55 lb ft

Timing Chain Oil Nozzle Bolt


10 N·m


89 lb in

Timing Chain Tensioner


75 N·m


55 lb ft

Timing Chain Tensioner Bolt


10 N·m


89 lb in

Timing Chain Upper Guide Bolt


10 N·m


89 lb in

Turbocharger Air Bypass Valve Cover Bolt


10 N·m


89 lb in

Turbocharger Air Cooler Outlet Pipe Bolts


25 N·m


18 lb ft

Turbocharger Brace Bolt - to turbocharger brace bracket and block


50 N·m


37 lb ft

Turbocharger Brace Bracket Bolt - bracket to brace


22 N·m


16 lb ft

Turbocharger Brace Bracket Bolt - to block


58 N·m


43 lb ft

Turbocharger Brace Bracket Stud


25 N·m


18 lb ft

Turbocharger Brace Nut


50 N·m


37 lb ft

Turbocharger Coolant Feed Pipe Bolt


35 N·m


26 lb ft

Turbocharger Coolant Feed Pipe Mounting Bolt


10 N·m


89 lb in

Turbocharger Coolant Return Pipe Bolt


35 N·m


26 lb ft

Turbocharger Exhaust Pipe Heat Shield Bolt


10 N·m


89 lb in

Turbocharger Exhaust Pipe Nut


25 N·m


18 lb ft

Turbocharger Exhaust Pipe Stud


25 N·m


18 lb ft

Turbocharger Heat Shield Bolt


10 N·m


89 lb in

Turbocharger Nut


30 N·m


22 lb ft

Turbocharger Oil Feed Pipe Bolt


40 N·m


30 lb ft

Turbocharger Oil Return Pipe Bolt


10 N·m


89 lb in

Turbocharger Wastegate Regulator Solenoid Valve Bracket Bolt


10 N·m


89 lb in

Vent Tube to Cylinder Head


15 N·m


11 lb ft

Water Pipe Support Bracket Bolt


10 N·m


89 lb in

Water Pump Access Cover Bolt


10 N·m


89 lb in

Water Pump Cover Stud


10 N·m


89 lb in

Water Pump Bolts


25 N·m


18 lb ft

Water Pump Drain Plug


20 N·m


15 lb ft

Water Pump Sprocket Bolt


10 N·m


89 lb in
 
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