OE MATCH
 Big bore cylinder and JE forged pistons kit 86mm. Porsche  356A / 356B
                        
                    
            
            
                    Big bore cylinder and JE forged pistons kit 86mm. Porsche  356A / 356B
                    - Porsche 356A 1955-59
- Porsche 356B 1959-63

It fits Porsche 356; A and B, Super 90, 1955-63 with the 3 piece Case. The Cylinders are Cast Iron with JE Forged pistons with 22° Angle.
JE Forgings are made from 2618 Aluminum, They have a 0 offset with extra material under the top for the valve pocket. This kit requires no machine work, when installing in factory Porsche case & heads.
Engine size: 1600cc
Stroke: 74mm
Cylinders: Cast Iron
Pistons: JE 2618 Forged
Dome Height: .155
Compression: 9.5:1
Piston Angle: 22°
Kit includes: 4 Cylinders, 4 Pistons, A set of Piston Rings, and 4 wrist pins and clips.
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0081186AJE
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                     Big bore piston and biral cylinder kit 86mm. Porsche 356A / 356B
                        
                    
            
            
                    Big bore piston and biral cylinder kit 86mm. Porsche 356A / 356B
                     
            
            
                    - Porsche 356A 1955-59
- Porsche 356B 1959-63

It fits Porsche 356; A and B, Super 90, 1955-63 with the 3 piece Case. The Cylinders are Biral with Graphite Coated Hypereutectic pistons   with the 22° Angle, valve pockets, and the 22mm Pin. This kit requires no machine work, when installing in factory Porsche case & heads.
Engine size: 1600cc
Stroke: 74mm
Cylinders: Biral
Pistons: Hypereutectic 
Dome CC: 17
Compression: 9.2:1
Piston Angle: 22°
Kit includes: 4 Cylinders, 4 Pistons, A set of Piston Rings, and 4 wrist pins and clips.
Related reference numbers
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0081186PE
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                             12 Month Warranty
                                12 Month Warranty
                            
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                     Big bore piston and cylinder kit 86mm. Porsche 356A / 356B
                        
                    
            
            
                    Big bore piston and cylinder kit 86mm. Porsche 356A / 356B
                     
            
            
                    - Porsche 356A 1955-59
- Porsche 356B 1959-63

It fits Porsche 356; A and B, Super 90, 1955-63 with the 3 piece Case. The Cylinders are Cast Iron with Graphite Coated Hypereutectic pistons with the 22° Angle, valve pockets, and the 22mm Pin. This kit requires no machine work, when installing in factory Porsche case & heads.
Engine size: 1600cc
Stroke: 74mm
Cylinders: Cast Iron
Pistons: Hypereutectic
Dome CC: 17
Compression: 9.2:1
Piston Angle: 22°
Kit includes: 4 Cylinders, 4 Pistons, A set of Piston Rings, and 4 wrist pins and clips.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
0081186PA
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                             12 Month Warranty
                                12 Month Warranty
                            
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                                Worldwide Delivery
                            
                     Biral cylinder and JE forged piston kit 86mm. Porsche 356A / 356B
                        
                    
            
            
                    Biral cylinder and JE forged piston kit 86mm. Porsche 356A / 356B
                     
            
            
                    - Porsche 356A 1955-59
- Porsche 356B 1959-63

It fits Porsche 356; A and B, Super 90, 1955-63 with the 3 piece Case. The Cylinders are Biral with JE Forged pistons with 22° Angle.
JE Forgings are made from 2618 Aluminium, They have a 0 offset with extra material under the top for the valve pocket, Biral Liners are a cast iron sleeve with aluminium fins, making them lighter and dissipate heat better . This kit requires no machine work, when installing in factory Porsche case & heads.
Engine size: 1600cc
Stroke: 74mm
Cylinders: Biral.
Pistons: JE 2618 Forged
Dome Height: .155
Compression: 9.5:1
Piston Angle: 22°
Kit includes: 4 Cylinders, 4 Pistons, A set of Piston Rings, and 4 wrist pins and clips.
Related reference numbers
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0081186BJE
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                     Cylinder kit, Big bore VW 86mm. Porsche 356/912
                        
                    
            
            
                    Cylinder kit, Big bore VW 86mm. Porsche 356/912
                     
            
            
                    - 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

Fits:
Porsche 356
Porsche 912
Cylinders: Cast Iron.
Kit included: 4 Cylinders
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0081186SL
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                     Cylinder kit, Biral big bore VW 83.5mm. Porsche 356/912
                        
                    
            
            
                    Cylinder kit, Biral big bore VW 83.5mm. Porsche 356/912
                    - 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

Fits:
Porsche 356
Porsche 912
Cylinders: Biral
Kit included: 4 Cylinders
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0081183BL
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                     Cylinder kit, Biral big bore VW 86mm. Porsche 356/912
                        
                    
            
            
                    Cylinder kit, Biral big bore VW 86mm. Porsche 356/912
                    - 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

Fits:
Porsche 356
Porsche 912
Cylinders: Biral.
Kit included: 4 Cylinders
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
0081186BL
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                             12 Month Warranty
                                12 Month Warranty
                            
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                     Cylinder kit, Biral VW 82.5mm. Porsche 356/912
                        
                    
            
            
                    Cylinder kit, Biral VW 82.5mm. Porsche 356/912
                    - 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

Fits:
Porsche 356
Porsche 912
Cylinders: Biral
Kit included: 4 Cylinders
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
0081182BL
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                     Piston set, Big bore 86mm. Porsche 356A / 356B
                        
                    
            
            
                    Piston set, Big bore 86mm. Porsche 356A / 356B
                    - Porsche 356A 1955-59
- Porsche 356B 1959-63

Fits: Porsche 356 A and B, Super 90, 1955-63 with the 3 piece Case.
Graphite Coated Hypereutectic pistons with the 22° Angle, valve pockets, and the 22mm Pin.
Engine size: 1600cc
Stroke: 74mm
Pistons: Hypereutectic
Dome CC: 17
Compression: 9.2:1
Piston Angle: 22°
Kit includes: 4 Pistons, A set of Piston Rings, and 4 wrist pins and clips.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
0081186EP
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                             12 Month Warranty
                                12 Month Warranty
                            
                             Worldwide Delivery
                                Worldwide Delivery
                            
                     Piston set, JE Forged 86mm. Porsche 356A / 356B
                        
                    
            
            
                    Piston set, JE Forged 86mm. Porsche 356A / 356B
                    - Porsche 356A 1955-59
- Porsche 356B 1959-63

Fits: Porsche 356A and 356B, Super 90, 1955-63 with the 3 piece Case.
JE Forged Pistons with 22° Angle. JE Forgings are made from 2618 Aluminum, They have a 0 offset with extra material under the top for the valve pocket.
Engine size: 1600cc
Stroke: 74mm
Pistons: JE 2618 Forged
Dome Height: .155
Compression: 9.5:1
Piston Angle: 22°
Kit includes: 4 Pistons, A set of Piston Rings, and 4 wrist pins and clips.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
0081186JEAP
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                                12 Month Warranty
                            
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                    OE Match Replacement Engine Pistons – Precision Fit and Reliability for Porsche Engines
The pistons are the driving force behind every Porsche engine, converting combustion pressure into the rotational energy that powers your car. Over time, heat, friction, and high RPM operation can cause wear and damage, leading to reduced efficiency and performance. Replacing worn pistons with OE Match precision-engineered components restores your engine’s original responsiveness, balance, and compression integrity.
At Design911, we offer a comprehensive range of OE Match replacement pistons crafted to the same dimensions, materials, and performance standards as original components. Each piston is precision-machined from high-strength aluminium alloy, providing excellent heat dissipation, reduced friction, and reliable operation in both naturally aspirated and turbocharged engines.
These high-quality pistons deliver the perfect balance of performance, longevity, and affordability — making them ideal for rebuilds, restorations, or preventative maintenance.
What Do OE Match Engine Pistons Do?
Pistons are the heart of your engine’s combustion cycle, compressing the air-fuel mixture and transferring the resulting explosion’s energy through the connecting rods to the crankshaft.
Core Functions:
- Convert
     combustion energy into motion, powering the crankshaft.
 
- Maintain
     consistent compression for efficient combustion.
 
- Seal
     the combustion chamber, preventing oil contamination or pressure loss.
 
- Contribute to power delivery, fuel economy, and engine smoothness.
A set of well-balanced pistons ensures smooth performance, optimal efficiency, and reduced wear across your Porsche’s engine.
Why Do Pistons Fail?
Even the most robust pistons degrade over time due to the extreme stresses inside a high-performance engine. Heat, contamination, and poor lubrication are the primary culprits behind piston wear and failure.
Common Causes of Piston Failure Include:
- Scuffing
     and scoring from oil starvation or contaminated lubrication.
 
- Cracking
     or pitting caused by detonation or overheating.
 
- Worn
     piston rings leading to oil consumption and compression loss.
 
- Carbon
     build-up, reducing sealing efficiency and combustion quality.
 
- Incorrect clearances during rebuilds or installation.
Replacing worn pistons ensures your Porsche’s engine maintains proper compression, smooth power delivery, and long-term reliability.
Why Replace with OE Match Pistons?
Choosing OE Match replacement pistons guarantees consistent fit, performance, and longevity while maintaining the authentic driving feel of your Porsche. These components are designed for direct installation without modification and are ideal for daily-driven, performance, or restoration projects.
Key Benefits:
- Restores original engine compression and performance.
- Ensures
     perfect fitment with no modifications required.
 
- Reduces oil consumption and improves fuel efficiency.
- Crafted
     from heat-treated aluminium alloy for strength and lightness.
 
- Ideal for rebuilds and long-term engine maintenance.
- Delivers smooth, quiet operation and precise tolerances for reliability.
Whether rebuilding a classic 911 or refreshing a modern Cayman, these pistons deliver precision-engineered performance with manufacturer-level accuracy.
Highlights:
- High-quality
     OE Match replacement pistons for Porsche engines.
 
- Precision-machined for perfect tolerances and fitment.
- Manufactured from high-strength aluminium alloy.
- Restores engine compression, efficiency, and smooth performance.
- Compatible with both classic air-cooled and modern water-cooled models.
- Ideal for professional rebuilds, tuning, and restorations.
 
 
         
                
                
                    
 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                