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Porsche > 911 & 912 (1965-1989) > 911 1965-1968 2.0L / 912 SWB (F) > Engine Tuning >

OE MATCH Pistons and cylinders

OE MATCH Pistons and cylinders

DISPLAYING 17 to 17 (of 17 products)
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Piston set, JE Forged 86mm. Porsche 356 C /912 - 008 11 86JEP, 0081186JEP
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Piston set, JE Forged 86mm. Porsche 356 C /912
0081186JEP
Product Information
Product Information

JE Forged 86mm Piston Set 

Upgrade or rebuild your classic Porsche engine with this OE Match JE Forged 86mm Piston Set, designed for Porsche 356C and SC models from 1963–66 and Porsche 912 models from 1965 onwards with the 3-piece engine case.

Fits:

  • Porsche 911 912 SWB (F)
  • Porsche 356C 1963-65
with the 3-piece engine case

Manufactured from JE 2618 forged aluminium, these performance pistons provide excellent strength and durability for demanding engine builds. They feature a 30° piston angle, zero offset and additional material beneath the piston crown for the valve pocket.

Designed for a 1600cc engine with a 74mm stroke, the pistons feature a .155 dome height and 9.5:1 compression ratio, making them ideal for compatible Porsche 356 and 912 engine rebuilds and performance applications.

Why Choose JE 2618 Forged Pistons?

JE forged pistons use 2618 aluminium alloy for excellent strength under demanding engine conditions. Forged construction makes them an excellent choice for performance upgrades and high-quality engine rebuilds.

Benefits include:

  • JE 2618 forged aluminium construction
  • High strength and durability
  • 30° piston angle
  • Zero piston offset
  • Extra material beneath the crown for the valve pocket
  • Suitable for performance and restoration engine builds

Key Specifications

  • Piston diameter: 86mm
  • Engine size: 1600cc
  • Stroke: 74mm
  • Pistons: JE 2618 forged
  • Dome height: .155
  • Compression ratio: 9.5:1
  • Piston angle: 30°
  • Zero offset
  • Extra material under piston crown for valve pocket

Kit Includes

  • 4 JE forged pistons
  • Complete set of piston rings
  • 4 wrist pins
  • Wrist pin clips

Porsche 356C / SC & 912 Forged Pistons and Engine Rebuild Components

Correct piston specification is essential when rebuilding or upgrading a Porsche 356C, 356 SC or early Porsche 912 engine. Piston diameter, stroke, compression ratio and crown angle must be correctly matched to achieve dependable performance.

The OE Match 0081186JEP combines an 86mm piston diameter with JE 2618 forged construction, a 74mm stroke specification, 30° piston angle and 9.5:1 compression ratio, providing a strong solution for compatible classic Porsche engine builds.



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

0081186JEP
008 11 86JEP
0081186JEP

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DISPLAYING 17 to 17 (of 17 products)
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About OE MATCH Pistons and cylinders

Porsche OE Match Pistons & Cylinders - Factory-Spec Engine Rebuild Solutions

OE MATCH Pistons and Cylinders are precision-engineered engine components designed to meet or exceed original Porsche factory specifications. These matched piston and cylinder sets restore correct engine tolerances, compression, and oil control—making them ideal for engine rebuilds where reliability, longevity, and OEM-level performance are the priority.

Available from Design911, OE MATCH piston and cylinder kits provide a cost-effective, high-quality alternative to original equipment parts, ensuring dependable performance for road-driven, high-mileage, and lightly tuned Porsche engines.

What Do OE MATCH Pistons & Cylinders Do?

Pistons and cylinders form the heart of the combustion process, converting fuel energy into mechanical power.

Core Functions:

  • Seal combustion pressure within the cylinder.
  • Maintain correct compression ratios.
  • Control oil consumption and lubrication.
  • Guide piston movement with precise clearances.
  • Support smooth, efficient engine operation.

Correctly matched pistons and cylinders are essential for engine performance and durability.

Why Do Pistons & Cylinders Fail?

Over time, pistons and cylinders wear due to heat, friction, and combustion forces. Common failure causes include:

  • Cylinder bore wear or scoring.
  • Piston skirt wear from high mileage.
  • Oil starvation or contamination.
  • Overheating causing piston expansion or seizure.
  • Loss of compression due to worn rings or bores.

These issues can lead to oil consumption, power loss, poor starting, and eventual engine failure.

Why Upgrade to OE MATCH Pistons & Cylinders?

OE MATCH piston and cylinder kits are designed to restore factory performance and reliability.

Upgrade Benefits:

  • Manufactured to OEM specifications and tolerances.
  • Matched sets ensure correct clearances and sealing.
  • Improved oil control and compression.
  • Ideal for engine rebuilds and preventative maintenance.
  • Cost-effective alternative to genuine OE parts.

Upgrading restores engine efficiency and reliability without altering factory characteristics.

Highlights

  • Porsche OE MATCH pistons and cylinder kits
  • Factory-spec performance and reliability
  • Precision-matched components for rebuilds
  • Improved compression and oil control
  • Ideal for road and high-mileage engines       

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