How much oil is listed for the 1988 Porsche 911?

The source row for the Turbo, 2D Convertible example lists 10.50 QTS. (9.93 L). The listed operation is w/o Oil Cooler. Confirm the service procedure and check the oil level.

Can I use synthetic oil in my 1988 Porsche 911?

Check your vehicle's manual and the oil container for the required viscosity and approval or certification. Do not assume every synthetic oil is suitable.

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1988 Porsche 911Oil Type & Capacity

Example source row for the Turbo, 2D Convertible variant. This is not a confirmed match for your vehicle; check the engine, trim and procedure before filling.

Quick Answer

Oil Type

SAE 5W-20 (Below -20Deg.F to 15Deg.F), 5W-30 (-20Deg.F to 30Deg.F),10W-30 (-10Deg.F to 70Deg.F), 10W-40/50 (-5Deg.F to 95Deg.F), 15W-40/50 (5Deg.F to Above 100Deg.F), 20W-50 (15Deg.F to Above 100Deg.F)

Source quantity

10.50 QTS.

9.93 L

Operation: w/o Oil Cooler

Variant

Turbo, 2D Convertible

This vehicle's factory manual

1988 Porsche 911: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.

Open this vehicle’s service manual

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Engine Oil

SAE 5W-20 (Below -20Deg.F to 15Deg.F), 5W-30 (-20Deg.F to 30Deg.F),10W-30 (-10Deg.F to 70Deg.F), 10W-40/50 (-5Deg.F to 95Deg.F), 15W-40/50 (5Deg.F to Above 100Deg.F), 20W-50 (15Deg.F to Above 100Deg.F) for Porsche 911

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Frequently Asked Questions

What oil is listed for the 1988 Porsche 911?: The source row for the Turbo, 2D Convertible example lists SAE 5W-20 (Below -20Deg.F to 15Deg.F), 5W-30 (-20Deg.F to 30Deg.F),10W-30 (-10Deg.F to 70Deg.F), 10W-40/50 (-5Deg.F to 95Deg.F), 15W-40/50 (5Deg.F to Above 100Deg.F), 20W-50 (15Deg.F to Above 100Deg.F). Confirm the engine and oil specification in the manual for your own vehicle.
How much oil is listed for the 1988 Porsche 911?: The source row for the Turbo, 2D Convertible example lists 10.50 QTS. (9.93 L). The listed operation is w/o Oil Cooler. Confirm the service procedure and check the oil level.
Can I use synthetic oil in my 1988 Porsche 911?: Check your vehicle's manual and the oil container for the required viscosity and approval or certification. Do not assume every synthetic oil is suitable.