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Rocker Arms & Tappets
By OE Match
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Restore dependable valve-train operation and provide the correct working interface for a compatible camshaft with this OE Match Set of Web Cam Lifters, reference WC-NL-174. Designed for use in compatible engine builds, these lifters—also known as cam followers or tappets—transfer the movement of the camshaft through the valve train, allowing the intake and exhaust valves to open and close correctly.
Fits:
Porsche 356 / 912
Lifters operate directly against the camshaft lobes and are subjected to continuous mechanical loading, friction, and high engine temperatures. Their condition and compatibility with the camshaft are therefore critical to valve-train reliability. A correctly matched lifter maintains consistent contact with the cam lobe, helping preserve the intended camshaft profile and accurate valve operation.
What This Product Does:
- Follows the profile of the rotating camshaft lobes.
- Transfers camshaft movement through the valve train.
- Helps control the opening and closing of the intake and exhaust valves.
- Supports correct valve lift and timing.
- Provides a critical contact surface between the camshaft and valve train.
- Helps maintain consistent valve-train operation.
- Supports smooth and dependable engine performance.
- Replaces worn, pitted, scored, or damaged lifters.
- Provides a suitable solution for compatible engine rebuilds and camshaft installations.
Symptoms Of Wear Or Failure:
- Ticking, tapping, or clicking from the valve train.
- Increasing valve-train noise with engine speed.
- Difficulty maintaining correct valve clearances.
- Repeated changes in valve adjustment.
- Reduced engine power or performance.
- Rough or inconsistent engine operation.
- Reduced valve lift due to component wear.
- Pitting or scoring on the lifter faces.
- Concave or uneven wear on the lifter contact surfaces.
- Visible wear or damage to corresponding camshaft lobes.
- Metallic particles in the engine oil.
- Abnormal lifter wear discovered during engine disassembly.
Why Replacement Matters:
- Lifters are critical to both valve operation and camshaft durability. The camshaft and lifter contact surfaces operate together under substantial mechanical pressure, and excessive wear to either component can alter the intended valve lift and timing.
- A worn, pitted, or incorrectly matched lifter may damage the corresponding camshaft lobe. As the surfaces deteriorate, metal particles can enter the engine oil and circulate through the lubrication system, potentially contributing to further internal engine wear.
- A badly worn lifter or cam lobe can also reduce valve lift, affecting cylinder filling and exhaust gas flow. This may result in reduced performance, rough running, and inefficient combustion.
- Correct installation is particularly important when fitting replacement lifters. The condition of the camshaft must be inspected carefully, and the lifters must be compatible with the specific camshaft being used. Installing new lifters against an unsuitable or severely worn camshaft may result in rapid wear and premature failure.
- Replacing worn or unsuitable components with the correct OE Match Web Cam Lifters WC-NL-174 helps restore consistent valve-train movement, correct camshaft operation, and dependable engine performance when correctly matched and installed.
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Restore reliable valve-train operation and consistent camshaft performance with this OE Match HP Lifter Set, reference GDP356/912LIFTER. Supplied as a set of 8 lifters, these components are designed for compatible engine applications and are intended to work with all stock-profile camshafts, making them suitable for standard-specification engine rebuilds, restorations, and maintenance.
Fits:
Porsche 356 / 912
Lifters, also known as cam followers or tappets, form a critical interface between the camshaft and the engine's valve train. As the camshaft rotates, each cam lobe acts on a lifter, transferring movement through the associated valve-train components to open and close the intake and exhaust valves at the correct points in the engine cycle.
What This Product Does:
- Includes 8 lifters for a complete compatible engine application.
- Works with compatible stock-profile camshafts.
- Follows the rotating camshaft lobes.
- Transfers camshaft movement through the valve train.
- Helps control correct intake and exhaust valve operation.
- Supports accurate valve timing and valve lift.
- Provides a consistent contact surface between the camshaft and valve train.
- Helps maintain smooth and dependable engine operation.
- Replaces worn, pitted, scored, or damaged lifters.
- Provides an OE Match solution for compatible engine rebuilds and restorations.
Symptoms Of Wear Or Failure:
- Ticking, tapping, or clicking noises from the valve train.
- Increased mechanical noise as engine speed rises.
- Difficulty maintaining correct valve clearances.
- Reduced engine performance.
- Rough or inconsistent engine operation.
- Reduced valve lift caused by component wear.
- Pitting or scoring on the lifter contact surfaces.
- Concave or unevenly worn lifter faces.
- Visible camshaft lobe wear.
- Metallic particles in the engine oil.
- Abnormal wear discovered during valve-train inspection.
- Damaged or excessively worn lifters found during an engine rebuild.
Why Replacement Matters:
- Lifters operate directly against the camshaft and are critical to correct valve-train operation. A worn lifter surface can prevent the component from following the camshaft profile correctly, potentially affecting valve lift, valve timing, combustion efficiency, and overall engine performance.
- Lifter and camshaft wear are also closely related. A damaged or incorrectly matched lifter can accelerate wear of the corresponding camshaft lobe. Once this wear begins, metallic debris may circulate through the engine oil and contribute to damage elsewhere within the engine.
- Replacing worn lifters is particularly important during an engine rebuild or when installing an appropriate camshaft. Correct compatibility between the camshaft profile and lifters helps establish the correct contact pattern and promotes reliable long-term operation.
- Replacing worn or damaged components with this OE Match HP Lifter Set GDP356/912LIFTER – 8 Pieces helps restore consistent valve-train movement, correct camshaft operation, and dependable engine performance when installed with a compatible stock-profile camshaft.
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Sold each - 8 required per car
Fits:
Porsche 356 - 1950 to 1955
Porsche 356A - 1956 to 1959
Porsche 356B - 1959 to 1963
Porsche 356C / SC - 1963 to 1965
Porsche 912 - 1966 to 1969
This rocker arm adjusting screw is suitable for use in vehicles that are equipped with cast iron or aluminum alloy rocker arm supports.
Please Note
This rocker arm adjusting screw is not used on the Carrera versions of the Porsche 356
Click 'Zoom in' for large parts diagram.
Diagram ref no 21
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
36905243
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
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Intermediate shaft (IMS)
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Oil System Parts
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Fuel System Parts
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Gaskets & Sets
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Belts / Tensioners / Rollers
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Timing covers and gaskets
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Engine Bearings / Shells
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Engine Valves / Guides / Springs
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Engine Bolts / Studs
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Piston Rings
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Engine Cylinders / Liners / Pistons
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Cylinder Head / Camshaft Carrier
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Camshaft covers / Gaskets
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Camshafts
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