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Porsche > Panamera 976 2023>> > Engine Rebuild Parts >

Rocker Arms & Tappets

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Hydraulic Tappet / Valve Lifter for Porsche 95B-2 & 95B-3 Macan V6 / 971 & 976 Panamera / 9YA Cayenne

PAB109423

Product Information

Hydraulic tappet / valve lifter.

Sold individually; x24 required for V6 models and x32 for V8 models.

Fits:
Porsche 95B-2 Macan S 3.0L V6 2019-21
Porsche 95B-2 Macan GTS 2.9L V6 2019-21
Porsche 95B-2 Macan Turbo 2.9L V6 2019-21

Porsche 95B-3 Macan S 2.9L V6 2022>>
Porsche 95B-3 Macan GTS 2.9L V6 2022>>

Porsche 971-1 Panamera 3.0L V6 2017-21
Porsche 971-1 Panamera 4 3.0L V6 2017-21
Porsche 971-1 Panamera 4 E-Hybrid 2.9L V6 2017-21
Porsche 971-1 Panamera 4S 2.9L V6 2017-21
Porsche 971-1 Panamera GTS 4.0L V8 2017-21
Porsche 971-1 Panamera Turbo 4.0L V8 2017-21
Porsche 971-1 Panamera Turbo S E-Hybrid 4.0L V8 2017-21

Porsche 971-2 Panamera 2.9L V6 2021-24
Porsche 971-2 Panamera 4 2.9L V6 2021-24
Porsche 971-2 Panamera 4S E-Hybrid 2.9L V6 2021-24
Porsche 971-2 Panamera GTS 4.0L V8 2021-24
Porsche 971-2 Panamera Turbo S 4.0L V8 2021-24
Porsche 971-2 Panamera Turbo S E-Hybrid 4.0L V8 2021-24

Porsche 976 Panamera 2.9L V6 2024>>
Porsche 976 Panamera 4 2.9L V6 2024>>
Porsche 976 Panamera Turbo E-Hybrid 4.0L V8 2024>>

Porsche 9YA-1 Cayenne 3.0L V6 2018-24
Porsche 9YA-1 Cayenne E-Hybrid 3.0L V6 2018-24
Porsche 9YA-1 Cayenne S 2.9L V6 2018-24
Porsche 9YA-1 Cayenne GTS 4.0L V8 2018-24
Porsche 9YA-1 Cayenne Turbo 4.0L V8 2018-24
Porsche 9YA-1 Cayenne Turbo S E-Hybrid 4.0L V8 2018-24
Porsche 9YA-1 Cayenne Turbo GT 4.0L V8 2018-24

Porsche 9YA-2 Cayenne 3.0L V6 2023>>
Porsche 9YA-2 Cayenne E-Hybrid 3.0L V6 2023>>
Porsche 9YA-2 Cayenne S 4.0L V8 2023>>
Porsche 9YA-2 Cayenne S E-Hybrid 3.0L V6 2023>>
Porsche 9YA-2 Cayenne GTS 4.0L V8 2023>>
Porsche 9YA-2 Cayenne Turbo E-Hybrid 4.0L V8 2023>>
Porsche 9YA-2 Cayenne Turbo GT 4.0L V8 2023>>

Diagram ref. 13.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

PAB109423

9A710942300

PAB109423

The product you are viewing cross references to these numbers

4 4 4 4

Hydraulic Tappet / Valve Lifter for Porsche 95B-2 & 95B-3 Macan V6 / 971 & 976 Panamera / 9YA Cayenne

PAB109423/1

Product Information

Diagram ref. 13.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

PAB109423

9A710942300

PAB109423

The product you are viewing cross references to these numbers

4 4 4 4

Roller Rocker Arm for Porsche 95B-2 & 95B-3 Macan V6 / 971 & 976 Panamera / 9YA Cayenne

9A710941700

Product Information

Roller rocker arm - used to open and close the valves.

Sold individually; x24 required for V6 models and x32 for V8 models.

Fits:
Porsche 95B-2 Macan S 3.0L V6 2019-21
Porsche 95B-2 Macan GTS 2.9L V6 2019-21
Porsche 95B-2 Macan Turbo 2.9L V6 2019-21

Porsche 95B-3 Macan S 2.9L V6 2022>>
Porsche 95B-3 Macan GTS 2.9L V6 2022>>

Porsche 971-1 Panamera 3.0L V6 2017-21
Porsche 971-1 Panamera 4 3.0L V6 2017-21
Porsche 971-1 Panamera 4 E-Hybrid 2.9L V6 2017-21
Porsche 971-1 Panamera 4S 2.9L V6 2017-21
Porsche 971-1 Panamera GTS 4.0L V8 2017-21
Porsche 971-1 Panamera Turbo 4.0L V8 2017-21
Porsche 971-1 Panamera Turbo S E-Hybrid 4.0L V8 2017-21

Porsche 971-2 Panamera 2.9L V6 2021-24
Porsche 971-2 Panamera 4 2.9L V6 2021-24
Porsche 971-2 Panamera 4S E-Hybrid 2.9L V6 2021-24
Porsche 971-2 Panamera GTS 4.0L V8 2021-24*
Porsche 971-2 Panamera Turbo S 4.0L V8 2021-24*
Porsche 971-2 Panamera Turbo S E-Hybrid 4.0L V8 2021-24*

Porsche 976 Panamera 2.9L V6 2024>>
Porsche 976 Panamera 4 2.9L V6 2024>>

Porsche 9YA-1 Cayenne 3.0L V6 2018-24
Porsche 9YA-1 Cayenne E-Hybrid 3.0L V6 2018-24
Porsche 9YA-1 Cayenne S 2.9L V6 2018-24
Porsche 9YA-1 Cayenne GTS 4.0L V8 2018-24*
Porsche 9YA-1 Cayenne Turbo 4.0L V8 2018-24*
Porsche 9YA-1 Cayenne Turbo S E-Hybrid 4.0L V8 2018-24*
Porsche 9YA-1 Cayenne Turbo GT 4.0L V8 2018-24*

Porsche 9YA-2 Cayenne 3.0L V6 2023>>
Porsche 9YA-2 Cayenne E-Hybrid 3.0L V6 2023>>
Porsche 9YA-2 Cayenne S E-Hybrid 3.0L V6 2023>>

Diagram ref. 11.

NOTE: For models marked with an asterisk (*), this part is only compatible with vehicles manufactured on or before October 25, 2022. If your vehicle was built on or after October 26, 2022, a different part number is required.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9A710941700

9A710941710

9A710941700

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4 4 4 4

Roller Rocker Arm for Porsche 95B-2 & 95B-3 Macan V6 / 971 & 976 Panamera / 9YA Cayenne

9A710941700/1

Product Information

9A710941710

9A710941700

The product you are viewing cross references to these numbers

Tappet High Pressure Fuel Pump. Porsche 976 Panamera 4.0ltr / 9YA.2 Cayenne 4.0ltr

PAC109311

Product Information

High Pressure Fuel Pump Tappet
Sold each - 2 required per car

The high pressure fuel pump tappet is a precision-engineered component used in the direct-injection fuel system of Porsche 976 Panamera 4.0-litre models and 9YA.2 Cayenne 4.0-litre models. Positioned between the camshaft and the high-pressure fuel pump, this tappet transfers camshaft motion to drive the pump and generate the fuel pressure required for efficient combustion.

Fits:

Porsche 9YA.2 Cayenne S Coupe V8 4.0L 474Hp 2023>>
Porsche 9YA.2 Cayenne Turbo E-Hybrid V8 4.0L 739Hp 2023>>
Porsche 9YA.2 Cayenne Turbo E-Hybrid Coupe V8 4.0L 739Hp 2023>>
Porsche 9YA.2 Cayenne Turbo E-Hybrid Coupe with GT Package V8 4.0 739Hp 2023>>
Porsche 976 Panamera GTS V8 4.0L 2023>>
Porsche 976 Panamera Turbo E-Hybrid V8 4.0L 2023>>
Porsche 976 Panamera Turbo S E-Hybrid V8 4.0L 2023>>

Diagram ref no 13

In high-output Porsche V8 engines, accurate fuel pressure delivery is essential for performance, emissions control and long-term engine reliability—making this tappet a critical service part.

What Does a High Pressure Fuel Pump Tappet Do?

The tappet converts the rotating motion of the camshaft into linear movement that actuates the high-pressure fuel pump. This process allows the fuel system to:
Maintain precise high fuel pressure

Support direct fuel injection under load
Ensure stable engine performance across the rev range
Optimise combustion efficiency and emissions

Without a properly functioning tappet, the fuel pump cannot operate correctly, leading to drivability and performance issues.

Why Do High Pressure Fuel Pump Tappets Fail?

Due to their location and function, fuel pump tappets are exposed to continuous mechanical contact, high loads and insufficient lubrication risk. Common causes of failure include:

Surface wear from camshaft contact
Breakdown of protective coatings
Oil contamination or reduced oil flow
Extended service intervals

Typical symptoms of tappet wear or failure include:

Loss of engine performance
Fuel pressure fault codes
Rough running or hesitation
Increased wear to the camshaft or fuel pump

Why Replace the Fuel Pump Tappet?

Replacing a worn tappet helps:

Restore correct fuel pressure delivery
Protect the camshaft and fuel pump from damage
Maintain smooth, consistent engine performance
Prevent costly fuel system or valvetrain repairs

Early replacement is particularly important on high-performance 4.0-litre Porsche engines where component wear can escalate quickly if ignored.6

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

PAC109311

PAC109311

The product you are viewing cross references to these numbers

Tappet High Pressure Fuel Pump. Porsche 976 Panamera 4.0ltr / 9YA.2 Cayenne 4.0ltr

PAC109311/1

Product Information

High Pressure Fuel Pump Tappet
Sold each - 2 required per car

Porsche 9YA.2 Cayenne S Coupe V8 4.0L 474Hp 2023>>
Porsche 9YA.2 Cayenne Turbo E-Hybrid V8 4.0L 739Hp 2023>>
Porsche 9YA.2 Cayenne Turbo E-Hybrid Coupe V8 4.0L 739Hp 2023>>
Porsche 9YA.2 Cayenne Turbo E-Hybrid Coupe with GT Package V8 4.0 739Hp 2023>>
Porsche 976 Panamera GTS V8 4.0L 2023>>
Porsche 976 Panamera Turbo E-Hybrid V8 4.0L 2023>>
Porsche 976 Panamera Turbo S E-Hybrid V8 4.0L 2023>>

Diagram ref no 13

In high-output Porsche V8 engines, accurate fuel pressure delivery is essential for performance, emissions control and long-term engine reliability—making this tappet a critical service part.

What Does a High Pressure Fuel Pump Tappet Do?

The tappet converts the rotating motion of the camshaft into linear movement that actuates the high-pressure fuel pump. This process allows the fuel system to:
Maintain precise high fuel pressure

Support direct fuel injection under load
Ensure stable engine performance across the rev range
Optimise combustion efficiency and emissions

Without a properly functioning tappet, the fuel pump cannot operate correctly, leading to drivability and performance issues.

Why Do High Pressure Fuel Pump Tappets Fail?

Due to their location and function, fuel pump tappets are exposed to continuous mechanical contact, high loads and insufficient lubrication risk. Common causes of failure include:

Surface wear from camshaft contact
Breakdown of protective coatings
Oil contamination or reduced oil flow
Extended service intervals

Typical symptoms of tappet wear or failure include:

Loss of engine performance
Fuel pressure fault codes
Rough running or hesitation
Increased wear to the camshaft or fuel pump

Why Replace the Fuel Pump Tappet?

Replacing a worn tappet helps:

Restore correct fuel pressure delivery
Protect the camshaft and fuel pump from damage
Maintain smooth, consistent engine performance
Prevent costly fuel system or valvetrain repairs

Early replacement is particularly important on high-performance 4.0-litre Porsche engines where component wear can escalate quickly if ignored.6

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

PAC109311

PAC109311

The product you are viewing cross references to these numbers

DISPLAYING 1 to 6 (of 6 products)

About Rocker Arms & Tappets

Rocker Arms (Cam Followers) & Tappets – Precision Valve Train Components for Porsche Engines

The rocker arms (also known as cam followers) and tappets are crucial components within your Porsche’s valvetrain system. They convert the rotational movement of the camshaft into the vertical motion that opens and closes the engine’s valves, allowing precise control of air, fuel, and exhaust flow.

At Design911, we offer a complete range of rocker arms and tappets developed for Porsche engines across all generations. Manufactured from high-strength, wear-resistant alloys, these components ensure smooth operation, minimal friction, and long-lasting durability. Whether you’re restoring a classic air-cooled 911 or upgrading a modern GT engine, our quality valvetrain components deliver the accuracy and reliability your Porsche demands.

What Do Rocker Arms & Tappets Do?

Rocker arms and tappets form the mechanical link between the camshaft and the valves — controlling the timing and lift that determine engine breathing efficiency.

Core Functions:

Transmit camshaft movement to open and close the intake and exhaust valves.
Maintain precise valve timing for efficient combustion.
Reduce friction and wear through precise geometry and lubrication.
Ensure smooth, quiet operation across the rev range.
Support consistent power delivery and optimal performance.

Well-functioning rocker arms and tappets are essential for maintaining engine efficiency, throttle response, and durability.

Why Do Rocker Arms & Tappets Fail?

Continuous exposure to high temperatures, pressure, and friction makes rocker arms and tappets susceptible to wear over time.

Common Causes of Failure Include:

Oil starvation due to blocked passages or poor lubrication.
Surface wear or pitting from high mileage or contamination.
Excessive valve clearance leading to noise and impact damage.
Camshaft wear causing uneven contact and mechanical stress.
Material fatigue from prolonged high RPM use.

Symptoms of failure include ticking or knocking noises, loss of power, misfires, or excessive valve noise, all indicating the need for inspection and replacement.

Why Replace Valvetrain Components?

Replacing worn rocker arms or tappets restores accurate valve timing, reduces friction, and prevents camshaft or valve damage. Our high-performance, precision-engineered replacements are designed for exact fitment and long-term durability under extreme conditions.

Key Benefits:

Restores proper valve timing and smooth operation.
Reduces engine noise and friction losses.
Prevents premature wear of the camshaft and valves.
Manufactured from heat-treated, wear-resistant materials.
Direct-fit compatibility for a wide range of Porsche engines.
Ideal for rebuilds, restorations, or performance upgrades.

A reliable valvetrain system ensures your Porsche runs smoother, quieter, and more efficiently — preserving both performance and longevity.

Highlights:

High-strength rocker arms, cam followers, and tappets for Porsche engines.
Precision-machined for durability and accurate valve control.
Reduces noise, friction, and wear under extreme conditions.
Perfect for rebuilds, tuning, and classic restoration projects.
Direct-fit, manufacturer-quality parts for 911, Cayman, Boxster and other models.
Essential for smooth, consistent engine performance.

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Rocker Arms & Tappets