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Engine Valves / Guides / Springs

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DISPLAYING 1 to 14 (of 14 products)
61610540650/1KIT
Product Information
Product Information
Engine cylinder head exhaust valve kit. 
Kit contains exhaust valve x 4

oematch

Fits:

Porsche 356 Cabriolet / Speedster, A 1600 S 616.15
Porsche 356 Cabriolet / Speedster, A 1600 S 616.15
Porsche 356 Cabriolet / Speedster, B 1600 Super 75 616.15
Porsche 356 Cabriolet / Speedster, B 1600 Super 75 616.15
Porsche 356 Cabriolet / Speedster, C 1600 616.15
Porsche 356 Cabriolet / Speedster, C 1600 616.15
Porsche 356 Coupe, A 1600 Super 616.15
Porsche 356 Coupe, A 1600 Super 616.15
Porsche 356 Coupe, B 1600 Super 75 616.15
Porsche 356 Coupe, B 1600 Super 75 616.15
Porsche 356 Coupe, C 1600 616.15
Porsche 356 Coupe, C 1600 616.15
Porsche 356 Coupe, C 1600 SC 616/16
Porsche 356 Coupe, C 1600 SC 616/16
Porsche 912, 1.6ltr 616.40/616.39/616.36
Porsche 912, 1.6ltr 616.40/616.39/616.36

Click 'Zoom in' for large parts diagram.
Diagram ref no 11



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Related, superseded, cross reference or alternative numbers for comparison.

61610540650
61610540650
3398.239
61610540601
864408-4

The product you are viewing cross references to these numbers
61610540200/1KIT
Product Information
Product Information
Engine cylinder head inlet valve kit. 
Kit includes inlet vale x 4

oematch


Fits:
Porsche 356 Cabriolet / Speedster, A 1600 S 616.15
Porsche 356 Cabriolet / Speedster, B 1600 Super 75 616.15
Porsche 356 Cabriolet / Speedster, C 1600 616.15
Porsche 356 Coupe, A 1600 Super 616.15
Porsche 356 Coupe, B 1600 Super 75 616.15
Porsche 356 Coupe, C 1600 616.15
Porsche 356 Coupe, C 1600 SC 616/16
Porsche 912 Targa, 1.6ltr  616.40/616.39/616.36
Porsche 912, 1.6ltr 616.40/616.39/616.36

Click 'Zoom in' for large parts diagram.
Diagram ref no 10



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Related, superseded, cross reference or alternative numbers for comparison.

61610540200
61610540200

The product you are viewing cross references to these numbers
61610540550/1
Product Information
Product Information
Engine cylinder head exhaust valve.

oematch

Fits:
356 Cabriolet/Speedster, A 1600 616/1
356 Cabriolet/Speedster, A 1600 S 616.15
356 Cabriolet/Speedster, B 1600 Super 75 616.15
356 Cabriolet/Speedster, C 1600 616.15
356 Coupe, A 1600 Super 616.15
356 Coupe, B 1600 Super 75 616.15
356 Coupe, C 1600 616.15

Click 'Zoom in' for large parts diagram.
Diagram ref no 11

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

61610540550
61610540550
61610540501
2965.202
864442-4

The product you are viewing cross references to these numbers
61610540650/1
Product Information
Product Information
Engine Cylinder Head Exhaust Valve.
Restore dependable engine performance with this OE Match Engine Cylinder Head Exhaust Valve, manufactured as a direct replacement. Produced to OE-style specifications, this exhaust valve is designed to control the release of combustion gases from the cylinder, maintaining efficient engine operation, correct compression, and reliable valve train performance.

Fits:
  • Porsche 911 1965-1968 2.0L / 912 SWB (F)
  • Porsche 356A 1955-59
  • Porsche 356B 1959-63
  • Porsche 356C 1963-65
  
Diagram Ref No 11

Exhaust valves operate under extreme temperatures and repeated combustion cycles, making them one of the most highly stressed components within the engine. Over time, heat, carbon deposits, corrosion, or insufficient lubrication can cause the valve face, stem, or seating surface to wear or burn, leading to poor sealing and reduced engine efficiency. Replacing worn or damaged exhaust valves restores proper combustion sealing and exhaust gas flow, making this OE Match component ideal for routine maintenance, engine repairs, rebuilds, and Porsche restoration projects.  

What This Product Does:
  • Controls the release of exhaust gases from the combustion chamber.
  • Maintains correct cylinder sealing during the combustion cycle.
  • Supports efficient engine performance and combustion.
  • Helps maintain correct compression and valve timing.
  • Restores proper exhaust gas flow.
  • Replaces worn, burnt, or damaged original exhaust valves.
  • Provides an OE-style fit and dependable quality.

Symptoms Of Wear Or Failure:
  • Loss of engine power.
  • Reduced engine compression.
  • Rough or uneven idle.
  • Engine misfires.
  • Excessive valve train noise.
  • Burnt, pitted, or cracked valve faces.
  • Increased exhaust emissions.
  • Excessive heat damage or carbon build-up on the valve.

Why Replacement Matters:

  • The exhaust valve plays a critical role in allowing spent combustion gases to exit the engine while maintaining an effective seal during compression and combustion. A worn, burnt, or damaged exhaust valve can reduce engine performance, lower compression, increase fuel consumption, and eventually cause serious engine damage if left unresolved.
  • Replacing the exhaust valve restores efficient exhaust gas flow, reliable cylinder sealing, and smooth engine operation while helping to protect other valve train components from unnecessary wear. Manufactured as a direct replacement and produced to OE-style specifications, this OE Match engine cylinder head exhaust valve provides the correct fit, dependable quality, and long-lasting durability, making it an ideal choice for Porsche maintenance, engine rebuilds, repairs, and restoration projects.



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

61610540650
61610540650
3398.239
61610540601
864408-4

The product you are viewing cross references to these numbers
61610540200/1
Product Information
Product Information
Engine Cylinder Head Intake Valve.

Restore reliable engine performance with this OE Match Engine Cylinder Head Intake Valve, manufactured as a direct replacement. Produced to OE-style specifications, this intake valve precisely controls the flow of the air and fuel mixture into the combustion chamber, ensuring efficient combustion, smooth engine operation, and optimum performance.

Fits:
  • Porsche 911 1965-1968 2.0L / 912 SWB (F)
  • Porsche 356A 1955-59
  • Porsche 356B 1959-63
  • Porsche 356C 1963-65  

Diagram Ref No 10

Operating under constant heat, pressure, and repeated opening and closing cycles, intake valves are subject to gradual wear over time. Carbon build-up, stem wear, valve face erosion, or physical damage can prevent the valve from sealing correctly, reducing engine efficiency and performance. Replacing worn or damaged intake valves restores proper cylinder sealing and airflow, making this OE Match component an excellent choice for routine maintenance, engine repairs, rebuilds, and Porsche restoration projects.  

What This Product Does:
  • Controls the intake of the air and fuel mixture into the combustion chamber.
  • Maintains correct cylinder sealing during the combustion cycle.
  • Supports efficient combustion and engine performance.
  • Helps deliver smooth power and throttle response.
  • Restores correct valve operation during engine rebuilds.
  • Replaces worn, burnt, or damaged original intake valves.
  • Provides an OE-style fit and dependable quality.

Symptoms Of Wear Or Failure:
  • Loss of engine power.
  • Rough or uneven idle.
  • Reduced engine compression.
  • Misfiring cylinders.
  • Poor fuel economy.
  • Excessive valve train noise.
  • Burnt, pitted, or bent valve faces.
  • Excessive oil consumption caused by valve-related wear.

Why Replacement Matters:

  • The intake valve is a critical component of the engine's valve train, regulating the precise amount of air and fuel entering each cylinder while maintaining an effective seal throughout the combustion cycle. A worn, burnt, or damaged intake valve can reduce compression, lower engine performance, increase fuel consumption, and eventually lead to costly engine damage if left unresolved.
  • Replacing the intake valve restores proper airflow, combustion efficiency, and reliable engine performance while helping to protect other valve train components from unnecessary wear. Manufactured as a direct replacement and produced to OE-style specifications, this OE Match engine cylinder head intake valve provides the correct fit, dependable quality, and long-lasting durability, making it an ideal choice for Porsche maintenance, engine rebuilds, repairs, and restoration projects.



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

61610540200
61610540200

The product you are viewing cross references to these numbers
PCG54605203/1
Product Information
Product Information
Engine intake valve. 4 required, price is for each.

oematch

Fits:
Porsche 356A
Porsche 356B

Click 'Zoom in' for large parts diagram.
Diagram ref no 10

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

PCG54605203
54605203
PCG54605203

The product you are viewing cross references to these numbers
61610432260/1
Product Information
Product Information
Exhaust Valve Guide Outlet.
Maintain accurate valve operation and long-term engine reliability with this OE Match Exhaust Valve Guide (Outlet), manufactured as a direct replacement. Produced to OE-style specifications, this valve guide supports and aligns the exhaust valve as it moves within the cylinder head, ensuring smooth operation, correct seating, and effective heat transfer from the valve to the cylinder head.  
Sold Each.

Fits:
  • Porsche 911 1965-1968 2.0L / 912 SWB (F)
  • Porsche 356 1950-55
  • Porsche 356A 1955-59  

Diagram Ref No 5

Operating under extreme temperatures and continuous movement, exhaust valve guides gradually wear over time. Excessive clearance between the valve stem and guide can result in poor valve alignment, increased oil consumption, loss of compression, and accelerated valve train wear. Replacing worn valve guides restores correct valve support and helps maintain efficient engine performance. This OE Match component is ideal for routine maintenance, engine repairs, cylinder head refurbishment, engine rebuilds, and Porsche restoration projects.  

What This Product Does:
  • Supports and accurately guides the exhaust valve within the cylinder head.
  • Maintains correct valve alignment throughout operation.
  • Promotes proper valve seating for effective cylinder sealing.
  • Assists with heat transfer from the exhaust valve to the cylinder head.
  • Reduces wear on the valve stem and valve seat.
  • Restores original valve train geometry during engine rebuilds.
  • Provides an OE-style fit and dependable quality.

Symptoms Of Wear Or Failure:
  • Excessive engine oil consumption.
  • Blue exhaust smoke caused by oil entering the combustion chamber.
  • Reduced engine compression.
  • Excessive valve stem movement.
  • Accelerated valve stem or valve seat wear.
  • Rough engine running or reduced performance.
  • Excessive valve train noise.
  • Worn or oversized valve guide bore.

Why Replacement Matters:

  • The exhaust valve guide plays a vital role in maintaining correct valve alignment, supporting smooth valve movement, and transferring heat away from the exhaust valve. A worn valve guide can allow excessive valve movement, resulting in poor sealing, increased oil consumption, reduced compression, and premature wear of other valve train components.
  • Replacing the exhaust valve guide restores accurate valve operation, improves combustion efficiency, and helps extend the service life of the engine during rebuilds or cylinder head refurbishment. Manufactured as a direct replacement and produced to OE-style specifications, this OE Match exhaust valve guide provides the correct fit, dependable quality, and long-lasting durability, making it an excellent choice for Porsche maintenance, repairs, engine rebuilds, and restoration projects.



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

61610432260
61610432260

The product you are viewing cross references to these numbers
00072121320/1
Product Information
Product Information
Feeler gauge with blade

original

Fits:
Porsche 911 1965-89
Porsche 964 - 1989 to 1994
Porsche 356
Porsche 914/6

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

00072121320
00072121320

The product you are viewing cross references to these numbers
Special Order item
369052041
Product Information
Product Information
Valve Collet (1 half), for inlet / outlet valve.

16 required per engine


porsche

Fits:
*** 
Except models with Carrera engine
Porsche 356 pre A 1950-55
Porsche 356 A 1955 -59
Porsche 356 B 1959-63
Porsche 356 C 1963-65

Click 'Zoom in' for large parts diagram.
Diagram ref no 13



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

369052041
369052041

The product you are viewing cross references to these numbers
Special Order item
547052130
Product Information
Product Information
Valve collet, half. Sold each.

porsche

Fits:
Porsche 356 pre-A / A 1950-59 CARRERA 1500 & 1600 GS/GT
Porsche 356 B/C 1960-65 CARRERA (587/1/2 & 692/3/3A)

Click 'Zoom in' for large parts diagram.
Diagram ref no 37

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

547052130
54705213
547052130

The product you are viewing cross references to these numbers
547052130/1
Product Information
Product Information
Valve collet, half. Sold each.

oematch

Fits:
Porsche 356 pre-A / A 1950-59 CARRERA 1500 & 1600 GS/GT
Porsche 356 B/C 1960-65 CARRERA (587/1/2 & 692/3/3A)

Click 'Zoom in' for large parts diagram.
Diagram ref no 37

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

547052130
54705213
547052130

The product you are viewing cross references to these numbers
54710432650
Product Information
Product Information
Valve guide 63.50mm Long Porsche 356

oematch

Valve guide 63.50mm Long
Standard size 9.98mm x 14.07mm x 63.50mm / 0.393" x 0.554" x 2.500"
+0.025mm oversize 9.98mm x 14.10mm x 63.50mm / 0.393" x 0.555" x 2.500
+0.25mm oversize 9.98mm x 14.33mm x 63.50mm / 0.393" x 0.564" x 2.500


Fits:
Porsche 356


61610432260+0.20
Product Information
Product Information
Valve guide 69.85mm Long  (oversize only)
+ 0.20mm oversize

Fits:
Porsche 356 Early cars

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

61610432260+0.20
61610432260

The product you are viewing cross references to these numbers
61610542101/1
Product Information
Product Information
Valve spring disc set titanium - Set of 8

Fits:
Porsche 356A - 1955 to 1959
Porsche 356B - 1959 to 1963

Suitable for early type heads (22 degree) – Titanium Grade 2 and race proven

Diagram ref no 13

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

61610542101
61610542100
61610542101

The product you are viewing cross references to these numbers
DISPLAYING 1 to 14 (of 14 products)
Also found on these pages
About Engine Valves / Guides / Springs

Engine Valves, Valve Guides & Valve Springs – Precision, Performance & Reliability for Porsche Engines

The valves, guides, and springs form the heart of your Porsche’s cylinder head, precisely managing airflow and combustion efficiency. Intake (inlet) valves allow the correct air-fuel mixture into the combustion chamber, while exhaust valves release spent gases. Working together with guides and springs, they ensure perfect timing, compression, and power delivery.

At Design911, we offer a comprehensive range of precision-engineered inlet and exhaust valves, valve guides, and valve springs designed for performance, durability, and exact fitment across Porsche models. Each component is manufactured from heat-resistant, high-grade steel or titanium, ensuring reliable operation under extreme conditions.

Whether rebuilding a classic air-cooled flat-six or maintaining a modern turbocharged engine, our high-quality valve components deliver the precision, strength, and sealing performance your Porsche demands.

What Do Valves, Guides & Springs Do?

These components work in harmony to control the critical air and exhaust flow that determines your engine’s power, efficiency, and longevity.

Core Functions:

  • Inlet Valves: Regulate air-fuel intake into the combustion chamber.
  • Exhaust Valves: Release burnt gases efficiently during the exhaust stroke.
  • Valve Guides: Maintain valve alignment and prevent side wear.
  • Valve Springs: Control valve movement, ensuring precise timing and closing pressure.

Together, they keep your Porsche engine breathing freely, running smoothly, and performing as designed — lap after lap, mile after mile.

Why Do Valves, Guides & Springs Fail?

Valves and related components endure extreme heat, pressure, and friction. Over time, these conditions can lead to wear, deformation, or loss of tension, affecting airflow, compression, and overall engine performance.

Common Causes of Failure Include:

  • Valve seat wear or pitting, leading to compression loss.
  • Burnt or bent valves caused by overheating or timing issues.
  • Worn valve guides, increasing oil consumption and exhaust smoke.
  • Weak or fatigued valve springs, resulting in valve float at high RPMs.
  • Corrosion and carbon build-up from poor fuel quality or short trips.

When these issues develop, symptoms may include misfires, poor performance, oil burning, or rough idling — clear indicators that replacement or overhaul is required.

Why Replace with Precision-Engineered Valve Components?

Replacing worn valves, guides, and springs ensures your Porsche engine maintains proper compression, valve timing, and airflow — all essential to reliable power delivery and fuel efficiency.

Key Benefits:

  • Restores correct airflow and combustion efficiency.
  • Improves engine compression and throttle response.
  • Prevents oil leakage and smoke caused by worn guides.
  • Eliminates valve float and restores high-RPM stability.
  • Crafted from premium heat-resistant alloys for durability and longevity.
  • Perfect fitment across classic and modern Porsche engines.

Precision-engineered components bring your engine back to its optimal condition, preserving both performance and refinement.

Highlights:

  • Comprehensive range of inlet and exhaust valves, valve guides, and springs.
  • Precision-manufactured from high-tensile, heat-treated materials.
  • Restores compression, power, and valve timing accuracy.
  • Improves reliability and reduces wear in high-performance engines.
  • Designed for rebuilds, restorations, and performance upgrades.
  • Compatible with air-cooled and water-cooled Porsche models.

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