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Rocker Arms & Tappets
By OE Match
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
Kit includes 12 x hydraulic tappets
Fits:
Porsche 993 Carrera - 1994 to 1998
Porsche 993 Carrera RS - 1994 to 1998
Diagram Ref No 25
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Related, superseded, cross reference or alternative numbers for comparison.
99310514107
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
Fits:
Porsche 993 Carrera 1994-98
Porsche 993 Carrera RS 1994-98
Engine types M 64.21, M 64.22, M 64.23, M 64.24, M 64.05, M 64.06, M 64.07, M 64.08, M 64.21S
Diagram Ref No 25
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Related, superseded, cross reference or alternative numbers for comparison.
99310514107
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- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97

Fits:
Porsche 993 Turbo M64.60
Click 'Zoom in' for large parts diagram.
Diagram ref no 25
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310514103
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Width: 26mm
Shaft dia: 18mm
Housing dia: 20mm
Bronze coated steel back
Fits:
Porsche 911 1965-89
Porsche 964 1989-94
Porsche 993 1994-97
Click 'Zoom in' for large parts diagram.
Diagram ref no 31
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90110534101
The product you are viewing cross references to these numbers
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
6 per engine. Sold each.
Fits:
Porsche 993 1994-98
Diagram ref no 22.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310508500
The product you are viewing cross references to these numbers
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
6 per engine. Sold each.
Fits:
Porsche 993 1994-98
Diagram ref no 23.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310508600
The product you are viewing cross references to these numbers
OEMatch Rocker Arms & Tappets — Fit, Function, Confidence
OEMatch offers replacements for rocker arms and tappets used across Porsche models. These valvetrain parts transfer camshaft motion to the valves, controlling lift and timing for intake and exhaust events. Correct component condition reduces noise, protects the camshaft and supports consistent engine response in everyday and spirited use.
Available Types
- Hydraulic tappets
- Solid lifters (mechanical tappets)
- Roller cam followers
Understanding OEMatch Rocker Arms & Tappets
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original rocker arms & tappets.
OE (Original Equipment) refers to parts matching original specifications for the rocker arms & tappets and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM rocker arms & tappets engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models.
Rocker arms and tappets convert the camshaft’s rotation into the vertical movement that opens and closes intake and exhaust valves. Proper lubrication, correct clearances and accurate geometry are essential for reliable valve timing and to limit friction and wear. OEMatch provides a wide range of Porsche engine components and catalogs over 4,000 part numbers with more than 8,700 cross-references, with ongoing product development for model-specific applications.
Benefits Include
- Restores accurate valve timing and consistent breathing
- Reduces valvetrain noise and mechanical wear
- Helps prevent camshaft and valve damage
Why Rocker Arms & Tappets Wear and Fail
- Oil starvation or blocked oil passages reducing lubrication
- Surface wear, pitting or contamination from debris
- Excessive valve clearance or incorrect adjustment causing impact damage
- Camshaft wear or material fatigue from prolonged high‑stress use
The Importance of Replacing with OEMatch Rocker Arms & Tappets
Replacing worn rocker arms and tappets preserves valve timing, minimises friction losses and reduces the chance of costly camshaft or valve damage. For Porsche engines, maintaining correct valvetrain condition supports drivability, idle stability and emissions control; using well‑specified replacements reduces the risk of secondary engine faults and helps maintain long‑term reliability.
Advantages
- Protects the engine through correct geometry and material choice
- Improves NVH by reducing valvetrain noise
- Suitable for restorations, rebuilds and regular maintenance