Performance Engine Parts (Capricorn)
SET OF 6
Size : 105,4 mm
Ring Thickness :
- Top Ring : 1,09 mm
- 2nd : 1 mm
- Oil-Ring : 2 mm
In motorsport, small things often decide about victory or defeat.
In particular, piston rings are among the engine components whose importance is frequently underestimated. In many cases, piston rings of poor quality are responsible for engine damage and / or poor performance.
Capricorn ensures that all parameters are optimally coordinated with each other. The manufacture is exclusively carried out by the most prestigious suppliers with whom they have been successfully cooperating for years and who all have many years of experience in motorsports.
The successful use of Capricorn piston rings in a various racing series and thus changing requirements profiles is an expression of extensive expertise and high product quality.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PRS105
The product you are viewing cross references to these numbers
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 GT3 2007-09
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Capricorn Performance Engine Parts for Precision, Power & Motorsport-Grade Rebuilds
Capricorn performance engine parts are engineered for builders who demand the highest level of precision, strength and consistency from their Porsche engines. Known for their advanced manufacturing techniques, motorsport-developed materials and meticulous quality control, Capricorn components deliver exceptional performance in both road and full-race applications. These parts are chosen by top-tier engine builders for their ability to withstand extreme pressures, high RPM operation and sustained heat loads.
Whether restoring a classic 911 engine, upgrading a water-cooled power unit or preparing a competition-spec build, Capricorn performance components ensure superior accuracy, durability and power retention.
What Capricorn Performance Engine Parts Do
Capricorn components are specifically designed to:
- Enhance
engine durability under motorsport-level loads
- Improve
combustion efficiency through ultra-precise machining
- Reduce
frictional losses using advanced coatings and materials
- Strengthen
critical internal components such as pistons and cylinders
- Maintain
dimensional stability during extreme heat cycles
- Support higher compression, boost or RPM limits
- Deliver consistent performance, lap after lap or mile after mile
These parts are engineered for engines that must perform flawlessly under the most demanding conditions.
Why Engine Components Fail Without High-Performance Upgrades
Standard or aged engine components may struggle in
high-stress, high-heat or precision-critical environments. Common reasons for
failure include:
- Thermal
distortion causing loss of sealing or warped surfaces
- Detonation
and pre-ignition damage, especially in high-output engines
- Material
fatigue over long mileage or repeated heat cycles
- Oil
starvation, leading to scuffing and wear
- Incorrect
mixture or tuning, causing lean conditions
- Boost
pressure increases, exceeding stock component tolerances
- General wear, including ring land erosion and cylinder scoring
These issues can reduce performance, increase oil consumption or lead to catastrophic engine failure.
Why You Should Upgrade to Capricorn Performance Engine Parts
Replacing worn components with precision-engineered Capricorn parts designed to outperform original specifications delivers significant advantages for any rebuild.
Key benefits include:
- Motorsport-grade strength and heat resistance
- Higher compression stability and improved sealing
- Sharper throttle response and more consistent power output
- Reduced friction for smoother, more efficient engine operation
- Greater resilience under turbocharged or track conditions
- Longer lifespan due to premium materials and coatings
- Increased reliability when pushing performance boundaries
Capricorn parts are ideal for anyone seeking the pinnacle of engineering excellence in a Porsche engine build.
