How much oil is listed for the 1991 Porsche 911?

The source row for the Turbo example lists 10.60 QTS. (10.03 L). The operation is not specified in this row. Confirm the service procedure and check the oil level.

Can I use synthetic oil in my 1991 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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1991 Porsche 911Oil Type & Capacity

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

Quick Answer

Oil Type

API - SF/CC, SF/CD, SG/CC or SG/CD, SAE 15W-40, 20W-50/40 (Above 50Deg.F), SAE 15W-40, 10W-40/30 (Below 50Deg.F), SAE 10W-30 and 5W-30 (Below 14Deg.F)

Source quantity

10.60 QTS.

10.03 L

Operation: Not specified in source row

Variant

Turbo

Note: Manufacturer's approved fluid only.

This vehicle's factory manual

1991 Porsche 911: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.

Open this vehicle’s service manual

Sister site: See this spec on WhatTypeOfOil.com — our quick oil type & capacity lookup for every vehicle.

Other specs:All specs

Search for oil-change supplies

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Engine Oil

API - SF/CC, SF/CD, SG/CC or SG/CD, SAE 15W-40, 20W-50/40 (Above 50Deg.F), SAE 15W-40, 10W-40/30 (Below 50Deg.F), SAE 10W-30 and 5W-30 (Below 14Deg.F) for Porsche 911

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Frequently Asked Questions

What oil is listed for the 1991 Porsche 911?: The source row for the Turbo example lists API - SF/CC, SF/CD, SG/CC or SG/CD, SAE 15W-40, 20W-50/40 (Above 50Deg.F), SAE 15W-40, 10W-40/30 (Below 50Deg.F), SAE 10W-30 and 5W-30 (Below 14Deg.F). Confirm the engine and oil specification in the manual for your own vehicle.
How much oil is listed for the 1991 Porsche 911?: The source row for the Turbo example lists 10.60 QTS. (10.03 L). The operation is not specified in this row. Confirm the service procedure and check the oil level.
Can I use synthetic oil in my 1991 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.