2019 MCLAREN SENNA

4.0L V8 Twin Turbo•RWD•AUTOMATIC•gas•turbo

Repairs0 Labor479 Torque1555 Fluid7 DTC1820 Battery1 Maintenance0 Recalls2

engine

Head Gaskets - Both Torque Specs

for 2019 McLaren Senna 4.0L V8 Twin Turbo · RWD

Units

13 fasteners

Seq

Component

Torque

Angle

—

Camshaft Cap Bolts

Critical

Tighten in sequence from center outward, multiple passes

10 lb-ft · 14 Nm

—

—

Camshaft Sprocket Bolts✓ Verified

Critical

Hold cam with wrench on hex

36.9 lb-ft · 50 Nm

—

—

Crankshaft Pulley Bolt✓ Verified

Critical

Often TTY - check spec, may require impact

18.4 lb-ft · 25 Nm

—

—

Cylinder Head Bolts

Critical

Multi-step + angle

75 lb-ft · 101 Nm

—

—

Exhaust Manifold Nuts✓ Verified

Critical

25.8 lb-ft · 35 Nm

—

—

Intake Manifold Bolt✓ Verified

Critical

8 lb-ft · 11 Nm

—

—

Oil Drain Plug

Critical

Use new crush washer

26 lb-ft · 35 Nm

—

—

Rocker Arm Bolts✓ Verified

Critical

Tighten with cam lobe pointing away

7.4 lb-ft · 10 Nm

—

—

Sensor Mounting Bolts

7 lb-ft · 10 Nm

—

—

Timing Chain Tensioner Bolt✓ Verified

Critical

Install with pin/clip to compress

7.4 lb-ft · 10 Nm

—

—

Timing Cover Bolts - 8mm

Critical

Tighten in sequence

18 lb-ft · 25 Nm

—

—

Valve Cover Bolts✓ Verified

Tighten in sequence

7.4 lb-ft · 10 Nm

—

—

VVT Solenoid Bolt✓ Verified

4.4 lb-ft · 6 Nm

—

For shop owners

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