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Porsche 911 Speedster 991Speedster · 4.0 litre · 375 kW

Jun 2018 – Dec 2020 · Speedster · Petrol · 3,996 cc

Engine, fluids, brakes, wheels and tyres, bulbs, battery and wipers for this car.

Oil & fluids

Engine oil capacity

6.4 L

  • Fill quantity listed for this engine

Engine oil approval

Porsche A40

  • Use an oil that carries this approval

Brake fluid

DOT 4

Quantities and approvals as the TecDoc parts catalogue lists them for this vehicle. Check the level after filling; a capacity is not a top-up amount.

Engine & drivetrain

Engine code

MA1.77

  • 3,996 cc · 6 cylinders · 24 valves
  • Naturally aspirated · direct injection
  • Bore × stroke 102 × 81.5 mm
  • Compression 13.3:1

Drive

Rear-wheel drive

Wheels & tyres

Wheel bolts

M14 × 1.5

  • 19 mm hex head

Factory wheel and tyre sizes

WheelTyre sizeRimFitted to
20-inch 245/35 R20 9.0J × 20, offset ET55 Front
20-inch 245/35 R20 9.0J × 20, offset ET51 Front
20-inch 305/30 R20 12.0J × 20, offset ET47 Rear

Sizes the parts catalogue lists for this car. A "Rear" row is the wider rear tyre on cars with different sizes front and rear. Your tyre placard, on the driver's door pillar, gives the sizes and pressures for the wheels your car was built with.

Bulbs

LightBulbApplies to
Headlight (low beam)H7 · 55 W—
High beamH7 · 55 W—

Check the bulb you take out before buying a new one. Halogen, xenon and LED headlights use different bulbs, and LED lights usually have no bulb to replace.

Battery

Case size (L × W × H)CapacityCold crankingShare of listings
278 × 175 × 190 mm 70 Ah 760 A (EN) 43%
315 × 175 × 190 mm 80 Ah 800 A (EN) 30%

The main battery sizes listed for this car, most common first. The right one depends on the car's equipment, such as start-stop, so match the size, capacity and type printed on the battery you are replacing.

Engine, gearbox, brake, wheel, tyre, bulb, battery and plug details come from the TecDoc parts catalogue for this exact vehicle (TecDoc vehicle 137146). Where suppliers' listings disagree, only the clear majority is shown.

Parts for this car

1 in stock

Every part we stock that the TecDoc catalogue lists for the 911 Speedster (991). Build date and factory options can still affect fitment, so check the fitment table on a part before you order.

Wipers1 part