LF4 Exploded Engine Views
Take a dive into the heart of the Cadillac ATS-V & 4BW with detailed LF4 exploded engine views and related components. This post breaks down the twin-turbocharged 3.6L V6 engine into its core parts.
Index
ENGINE ACCESSORY COMPONENTS
(1) EVAP Emissions Canister Purge Tube Assembly
(2) EVAP Emissions Canister Purge Solenoid Bracket Bolt
(3) Positive Crankcase Ventilation (PCV) Tube Assembly
(4) Engine Coolant Thermostat Housing Upper Bolts
(5) Engine Coolant Thermostat Upper Housing
(6) Engine Coolant Thermostat
(7) Engine Coolant Thermostat Seal
(8) Engine Coolant Thermostat Housing Lower Bolts
(9) Engine Coolant Thermostat Lower Housing
(10) Engine Coolant Thermostat Housing Gasket
(11) Engine Coolant Thermostat Seal
(12) PCV Tube Assembly
(13) Fuel Feed Pipe Assembly
(14) Fuel Injection Fuel Feed and Return Pipe Retaining Bolt
(15) Fuel Feed Intermediate Pipe
(16) Fuel Injection Fuel Rail Noise Shield Bolt
(17) Fuel Injection Fuel Rail Noise Shield
(18) Engine Rear Noise Shield
(19) Fuel Pump Bolt
(20) Fuel Pump Assembly
(21) Fuel Pump Bracket Gasket
(22) Valve Lifter Follower
(23) Automatic Transmission Flex Plate Bolt
(24) Automatic Transmission Flex Plate
(25) Engine Flywheel Bolt - Manual Transmission
(26) Engine Flywheel - Manual Transmission
(27) Transmission Pilot Bearing - Manual Transmission
(28) Oil Level Indicator
(29) Oil Level Indicator Tube Bolt
(30) Oil Level Indicator Tube
(31) Oil Level Indicator Tube Seal
(32) Drive Belt Tensioner Assembly
(33) Drive Belt Tensioner Bolt
(34) A/C Compressor Front Bracket
(35) A/C Compressor Front Bracket Long Bolt
(36) A/C Compressor Front Bracket Short Bolt
(37) Water Outlet Bolt
(38) Water Outlet
(39) Water Outlet Seal
(40) Water Outlet O-ring Seal
CAMSHAFT COVER AND COMPONENTS
(1) Ignition Coil Bolt
(2) Ignition Coil
(3) Spark Plug
(4) Engine Coolant Air Bleed Pipe Fitting
(5) Engine Coolant Air Bleed Pipe Hose Clamps
(6) Engine Coolant Air Bleed Pipe Hose
(7) Engine Coolant Air Bleed Pipe Bolts
(8) Engine Coolant Air Bleed Pipe
(9) Right Camshaft Cover
(10) Vacuum Pump Seal
(11) Spark Plug Wire Boot Seal
(12) Right Camshaft Cover Seal
(13) Camshaft Cover Bolt Insulator
(14) Camshaft Cover Bolt
(15) PCV Hose Fitting
(16) Oil Fill Cap
(17) Oil Fill Cap Seal
(18) Oil Fill Tube
(19) Oil Fill Tube Seal
(20) Left Camshaft Cover Seal
(21) Left Camshaft Cover
(22) Engine Wiring Harness Bracket
(23) Engine Wiring Harness Bracket Bolts
(24) Upper Intake Manifold Bracket
(25) Upper Intake Manifold Bracket Bolts
CAMSHAFT TIMING COMPONENTS
(1) Right Secondary Timing Chain Tensioner Bolt
(2) Right Secondary Timing Chain Guide Bolt
(3) Right Secondary Timing Chain Tensioner
(4) Right Timing Chain Housing Gasket
(5) Right Secondary Timing Chain Guide
(6) Secondary Camshaft Intermediate Drive Chain
(7) Camshaft Position Actuator Bolt
(8) Exhaust Camshaft Position Actuator
(9) Intake Camshaft Position Actuator
(10) Right Pivot Arm Timing Chain Guide
(11) Left Camshaft Timing Chain Idler Sprocket
(12) Timing Chain Idler Sprocket Shaft Bolt
(13) Left Pivot Arm Timing Chain Guide
(14) Left Timing Chain Housing Gasket
(15) Left Secondary Timing Chain Tensioner
(16) Left Secondary Timing Chain Guide
(17) Lower Primary Timing Chain Guide
(18) Lower Primary Timing Chain Guide Bolt
(19) Crankshaft Sprocket
(20) Primary Timing Chain
(21) Right Camshaft Timing Chain Idler Sprocket
(22) Upper Primary Timing Chain Guide
(23) Timing Chain Housing Gasket
(24) Camshaft Intermediate Drive Chain Tensioner
CYLINDER HEAD ASSEMBLIES
(1) Camshaft Oil Seal Ring
(2) Cylinder Head Camshaft Front Thrust Bearing Cap
(3) Right Intake Camshaft
(4) Vacuum Pump Bolts
(5) Vacuum Pump
(6) Right Exhaust Camshaft
(7) Left Cylinder Head
(8) Cylinder Head Front Bolt
(9) Cylinder Head Bolt
(10) Valve Stem Oil Seal
(11) Valve Spring
(12) Valve Spring Cap
(13) Valve Stem Key
(14) Valve Rocker Arm Assembly
(15) Cylinder Head Camshaft Cap – Intermediate
(16) Cylinder Head Camshaft Cap Bolt
(17) Left Intake Camshaft
(18) Left Exhaust Camshaft
(19) Cylinder Head Coolant Hole Threaded Plug
(20) Spark Plug Sleeve
(21) Hydraulic Valve Lash Adjuster Assembly
(22) Right Cylinder Head
(23) Intake Valve
(24) Left Cylinder Head Gasket
(25) Cylinder Head Oil Gallery Expansion Plug – 14 mm
(26) Exhaust Valve
(27) Right Cylinder Head Gasket
(28) Cylinder Head Oil Gallery Check Valve
ENGINE FRONT COVER
(1) Water Pump Pulley Bolt
(2) Water Pump Pulley
(3) Water Pump Assembly
(4) Water Pump Pulley Gasket
(5) Camshaft Position Actuator Solenoid Valve Seal
(6) Camshaft Position Sensor Bolt
(7) Camshaft Position Sensor
(8) Camshaft Position Sensor O-ring Seal
(9) Camshaft Position Actuator Solenoid Valve Bolt
(10) Camshaft Position Actuator Solenoid Valve
(11) Engine Front Cover Gasket
(12) Engine Front Cover Locating Pin
(13) Engine Front Cover
(14) Engine Front Cover Bolt
(15) Engine Front Cover Seal
(16) Crankshaft Balancer
(17) Crankshaft Balancer Bolt
(18) Engine Front Cover Bolt
(19) Water Pump Bolt
ENGINE BLOCK ASSEMBLY
(1) Crankshaft
(2) Crankshaft Key
(3) Crankshaft Lower Bearing
(4) Crankshaft Bearing Cap
(5) Crankshaft Bearing Cap Outboard Bolt
(6) Crankshaft Bearing Cap Inboard Bolt
(7) Crankshaft Bearing Thrust Cap
(8) Piston Oil Nozzle Bolt
(9) Piston Oil Nozzle
(10) Oil Pan Locating Pin
(11) Crankshaft Bearing Cap Side Bolt – Long
(12) Engine Block Oil Gallery Threaded Plug – 14 mm
(13) Crankshaft Rear Oil Seal Housing Assembly
(14) Crankshaft Rear Oil Seal Housing Assembly Bolt
(15) Transaxle Locating Pin
(16) Piston and Connecting Rod Assembly
(17) Engine Block Coolant Drain Threaded Plug – 14 mm
(18) Engine Block Core Coolant Expansion Plug – 34.3 mm
(19) Knock Sensors
(20) Knock Sensor Bolts
(21) Knock Sensor Wiring Harness
(22) Cylinder Head Locating Pin
(23) Engine Block
(24) Engine Block Oil Gallery Expansion Plug– 14 mm
(25) Engine Front Cover Stud
(26) Engine Block Oil Gallery Threaded Plug – 20 mm
(27) Engine Block Oil Gallery Expansion Plug – 10 mm
(28) Crankshaft Bearing Cap Side Bolt – Short
(29) Crankshaft Upper Thrust Bearing #3
(30) Crankshaft Upper Bearing
OIL FILTER ADAPTER AND COMPONENTS
(1) Turbocharger Coolant Feed Lower Hose
(2) Turbocharger Coolant Feed Hose Clamp [2x]
(3) Turbocharger Coolant Feed Pipe Bolt [2x]
(4) Turbocharger Coolant Feed Pipe
(5) Turbocharger Coolant Feed Pipe Gasket
(6) Engine Oil Cooler Adapter Assembly
(7) Oil Filter Adaptor Gasket
(8) Oil Filter Adaptor
(9) Oil Filter Adaptor Bolt [4x]
(10) Engine Oil Pressure Sensor Washer
(11) Engine Oil Pressure Sensor
(12) Engine Oil Pressure Switch
(13) Oil Filter
(14) Oil Filter Fitting
(15) Oil Filter Adaptor Bolt
(16) Oil Filter Adaptor Bolt Sleeve
(17) Oil Filter Bypass Valve
(18) Plug
(19) Turbocharger Coolant Feed and Return Pipe Fittings [4x]
(20) Oil Cooler Lines 3/4”
(21) Oil Filter Adapter Bolt [3x
FUEL RAIL ASSEMBLY
(1) Upper Fuel Injector Fuel Rail Noise Shield
(2) Left Fuel Rail Wiring Harness
(3) Right Fuel Rail Harness
(4) Fuel Pressure Sensor
(5) Fuel Injector Bushing
(6) Fuel Injector Retainer
(7) Fuel Injector
(8) Fuel Injector Teflon Seal
(9) Lower Fuel Injector Fuel Rail Noise Shield
(10) Fuel Injector Spacer
(11) Fuel Injector Spacer
(12) Fuel Injector O-ring Seal
(13) Left Fuel Rail
(14) Right Fuel Rail
(15) Fuel Rail Bolt
INTAKE MANIFOLD AND COMPONENTS
(1) Supercharger Water Manifold
(2) Supercharger Water Manifold Seal
(3) Charge Air Cooler Cover
(4) Charge Air Cooler Bolt
(5) Intake Air Pressure and Temperature Sensor Bolt
(6) Intake Air Pressure and Temperature Sensor
(7) Intake Air Pressure and Temperature Sensor Seal
(8) Charge Air Cooler Cover Bolt
(9) Charge Air Cooler Assembly
(10) Charge Air Cooler Assembly Bolt
(11) Intake Manifold Gasket
(12) Charge Air Cooler Lower Insulator
(13) Throttle Body Bolt
(14) Throttle Body Assembly
(15) Throttle Body Gasket
(16) Dowel Pin
(17) Charge Air Cooler Cover Seal
(18) Map Sensor Bolt
(19) Map Sensor
(20) Map Sensor Seal
(21) Lower Intake Manifold Bolt
(22) Lower Intake Manifold
(23) Lower Intake Manifold Gasket
(24) Throttle Actuator Wire Assembly Seal
(25) Throttle Actuator Wire Assembly
(26) Throttle Actuator Wire Assembly Bolt
PISTON, RINGS, BEARING AND CONNECTING ROD
(200) Connecting Rod
(201) Connecting Rod Bolt
(202) Connecting Rod Bushing
(203) Connecting Rod Bearing
(210) Piston
(211) Piston Pin
(212) Piston Pin Retainer
(213) Piston Upper Compression Ring
(214) Piston Lower Compression Ring
(215) Piston Oil Control Rail Ring
(216) Piston Oil Control Ring Spacer
TURBOCHARGER AND COMPONENTS (LEFT SIDE)
(1) Charge Air Cooler Inlet Air Tube Seal
(2) Charge Air Cooler Inlet Air Tube Bolt
(3) Charge Air Cooler Inlet Air Tube
(4) Charge Air Cooler Inlet Air Hose Clamps
(5) Charge Air Cooler Inlet Air Hose
(6) Charge Air Bypass Valve
(7) Turbocharger Heat Shield
(8) Turbocharger Heat Shield Bolt
(9) Turbocharger Air Inlet Adapter
(10) Turbocharger Air Inlet Adapter Bolts
(11) Turbocharger Air Inlet Adapter Seal
(12) Turbocharger Bolt
(13) Turbocharger Oil Feed Pipe Fitting
(14) Turbocharger Oil Feed Pipe Bolt
(15) Turbocharger Oil Feed Pipe Gaskets
(16) Turbocharger Oil Feed Pipe
(17) Turbocharger Coolant Return Pipe Fitting
(18) Turbocharger Coolant Return Pipe
(19) Turbocharger Coolant Return Pipe Bolt
(20) Turbocharger Coolant Return Pipe Gaskets
(21) Turbocharger Coolant Feed Pipe Bolt
(22) Turbocharger Coolant Feed Pipe Gaskets
(23) Turbocharger Coolant Feed Pipe
(24) Turbocharger Coolant Feed Pipe Clamps
(25) Turbocharger Coolant Feed Pipe Hose
(26) Turbocharger Coolant Feed Pipe Hose
(27) Turbocharger Coolant Feed Pipe Clamps
(28) Turbocharger Coolant Feed Pipe Bolt
(29) Turbocharger Coolant Feed Pipe
(30) Turbocharger Coolant Feed Pipe Gasket
(31) Turbocharger Oil Return Pipe Gasket
(32) Turbocharger Oil Return Pipe
(33) Turbocharger Oil Return Pipe Bolt
(34) Turbocharger Oil Return Pipe to Block Bolt
(35) Turbocharger Oil Return Pipe to Block Gasket
(36) Exhaust Manifold Pipe Stud
(37) Turbocharger Assembly – Left Side
(38) Turbocharger Gasket
(39) Turbocharger Wastegate Actuator Bolts
(40) Turbocharger Wastegate Actuator Arm Retainer
(41) Turbocharger Wastegate Actuator
(42) Turbocharger Wastegate Actuator Vacuum Tube
TURBOCHARGER AND COMPONENTS (RIGHT SIDE)
(1) Charge Air Cooler Inlet Air Tube Seal
(2) Charge Air Cooler Inlet Air Tube Bolt
(3) Charge Air Cooler Inlet Air Tube Assembly
(4) Charge Air Cooler Inlet Air Hose Clamps
(5) Charge Air Cooler Inlet Air Hose
(6) Charge Air Bypass Valve Assembly
(7) Turbocharger Heat Shield
(8) Turbocharger Heat Shield Bolt
(9) Turbocharger Bolt
(10) Exhaust Manifold Pipe Stud
(11) Turbocharger Coolant Return Pipe Fitting
(12) Turbocharger Coolant Return Pipe Bolt
(13) Turbocharger Coolant Return Pipe Gaskets
(14) Turbocharger Coolant Return Pipe
(15) Turbocharger Oil Feed Pipe
(16) Turbocharger Oil Feed Pipe Bolt
(17) Turbocharger Oil Feed Pipe Gaskets
(18) Turbocharger Oil Feed Pipe Fitting
(19) Turbocharger Coolant Feed Pipe Bolt
(20) Turbocharger Coolant Feed Pipe Bolt
(21) Turbocharger Coolant Feed Pipe
(22) Turbocharger Coolant Feed Pipe Bolts to Block
(23) Turbocharger Coolant Feed Pipe Gasket to Block
(24) Turbocharger Oil Return Pipe Gasket
(25) Turbocharger Oil Return Pipe
(26) Turbocharger Oil Return Pipe Bolt
(27) Turbocharger Oil Return Pipe to Block Bolt
(28) Turbocharger Oil Return Pipe to Block Gasket
(29) Turbocharger Air Inlet Adapter Bolts
(30) Turbocharger Air Inlet Adapter
(31) Turbocharger Air Inlet Adapter Gasket
(32) Turbocharger Assembly – Right Side
(33) Turbocharger Gasket
(34) Turbocharger Wastegate Actuator Arm Retainer
(35) Turbocharger Wastegate Actuator
(36) Turbocharger Wastegate Actuator Bolts
(37) Turbocharger Wastegate Actuator Vacuum Tube
TURBOCHARGER WASTEGATE ACTUATOR VACUUM TANK ASSEMBLY
(1) Turbocharger Wastegate Regulator Solenoid Valve
(2) Charge Air Bypass Valve Vacuum Tank Tube
(3) Turbocharger Wastegate Regulator Solenoid Valve Bolt [2x]
(4) Turbocharger Wastegate Actuator Vacuum Tank Bracket Bolt
(5) Turbocharger Wastegate Actuator Vacuum Source Tube
(6) Turbocharger Wastegate Regulator Solenoid Valve
(7) Turbocharger Wastegate Actuator Vacuum Tank Bolt [4x]
(8) Charge Air Bypass Valve Vacuum Tank Tube
(9) Turbocharger Wastegate Actuator Vacuum Source Tube
(10) Turbocharger Wastegate Regulator Solenoid Valve
(11) Turbocharger Wastegate Actuator Vacuum Tank
(12) Charge Air Bypass Valve Vacuum Tank Tube
(13) Turbocharger Wastegate Regulator Solenoid Valve
(14) Turbocharger Wastegate Actuator Vacuum Tank Solenoid Valve Tube
(15) Turbocharger Wastegate Actuator Vacuum Tank Solenoid Valve Tube
(16) Turbocharger Wastegate Actuator Vacuum Tank Solenoid Valve Tube
(17) Accelerator Control Cable Bracket Nut
OIL PAN AND COMPONENTS
(1) Crankshaft Oil Deflector Bolt
(2) Crankshaft Oil Deflector
(3) Oil Pan
(4) Oil Pan Drain Plug Seal
(5) Oil Pan Drain Plug
(6) Oil Pan Bolt – Long
(7) Oil Pan Bol
(8) Oil Pan Bolt – Short
(9) Engine Oil Level Indicator Switch Retainer
(10) Engine Oil Level Indicator Switch Seal
(11) Engine Oil Level Indicator Switch Assembly
(12) Engine Oil Level Indicator Switch Bolt
(13) Oil Pump Suction Pipe
(14) Oil Pump Suction Pipe Seal
(15) Oil Pan Suction Pipe Bolt
OIL PUMP
(1) Oil Pump Cover Bolt
(2) Oil Pump Bolt
(3) Oil Pump Housing
(4) Oil Pressure Relief Valve
(5) Oil Pressure Relief Valve Spring
(6) Oil Pressure Relief Valve Bore Plug
(7) Oil Pressure Relief Valve Bore Plug Retainer Clip
(8) Oil Pump Driven Gear
(9) Oil Pump Drive Gear
(10) Oil Pump Cover
(11) Lower Primary Timing Chain Guide
(12) Lower Primary Timing Chain Guide Bolt