2021 MCLAREN 720S

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

Repairs0 Labor474 Torque1583 Fluid8 DTC1820 Battery1 Maintenance0 Recalls0

engine

Engine Rebuild Torque Specs

for 2021 McLaren 720S 4.0L V8 Twin Turbo · RWD

Units

18 fasteners

Seq

Component

Torque

Angle

—

Balance Shaft Bolts

Critical

18 lb-ft · 25 Nm

—

—

Camshaft Bearing Cap Bolts★ OEM verified

Critical

Tighten in sequence, 3 passes

7.4 lb-ft · 10 Nm

—

—

Camshaft Cap Bolts★ OEM verified

Critical

Tighten in sequence from center outward, multiple passes

7.4 lb-ft · 10 Nm

—

—

Connecting Rod Bolts

Critical

TTY - critical torque plus angle

33 lb-ft · 45 Nm

—

—

Crankshaft Pulley Bolt

Critical

Often TTY - check spec, may require impact

133 lb-ft · 180 Nm

—

—

Cylinder Head Bolts★ OEM verified

Critical

TTY - tighten in sequence plus angle

33.2 lb-ft · 45 Nm

—

—

Exhaust Manifold Nuts★ OEM verified

Critical

Apply anti-seize, work hot-to-cold

25.8 lb-ft · 35 Nm

—

—

Flywheel Bolts

Critical

Often TTY, tighten in star pattern

70 lb-ft · 95 Nm

—

—

Intake Manifold Bolt★ OEM verified

Critical

7.4 lb-ft · 10 Nm

—

—

Main Bearing Cap Bolts★ OEM verified

Critical

TTY - tighten in sequence plus angle

40.6 lb-ft · 55 Nm

—

—

Oil Drain Plug★ OEM verified

Critical

Use new crush washer

17.7 lb-ft · 24 Nm

—

—

Oil Pan Bolt

Critical

Tighten in sequence

9 lb-ft · 12 Nm

—

—

Oil Pump Bolts★ OEM verified

Critical

7.4 lb-ft · 10 Nm

—

—

Oil Pump Pickup Tube✓ Verified

Critical

9 lb-ft · 12 Nm

—

—

Timing Chain Guide Bolts★ OEM verified

Critical

Replace if worn

19.9 lb-ft · 27 Nm

—

—

Timing Chain Tensioner Bolt★ OEM verified

Critical

Install with pin/clip to compress

7.4 lb-ft · 10 Nm

—

—

Timing Cover Bolts - 8mm★ OEM verified

Critical

Tighten in sequence

7.4 lb-ft · 10 Nm

—

—

Valve Cover Bolts★ OEM verified

Tighten in sequence

7.4 lb-ft · 10 Nm

—

For shop owners

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