Italian RP S68 Forged Piston Set – Gold Line

Italian RP S68 Forged Pistons – Gold Line

Precision-Engineered for BMW S68 Alusil Engines

Unlock the full potential of BMW’s latest 4.4L twin-turbo V8 with the Italian RP Gold Line Forged Piston Set — built specifically for the BMW S68 Alusil platform.

Featuring an 89mm bore and 10:1 compression ratio, this set is optimized for high-performance street, track, and competition builds where durability and detonation resistance are critical.

Key Specifications

• Bore: 89mm

• Compression Ratio: 10:1

• Engine Platform: BMW S68 4.4L Twin-Turbo

• Cylinder Material: Alusil Compatible

Engineering Highlights

Alusil-Specific Design
Precisely engineered for BMW Alusil cylinder bores to ensure correct wear patterns, oil control, and long-term reliability.

Gold Line Forged Construction
Manufactured from high-grade forged aluminum alloys for extreme strength and thermal stability under high boost.

Optimized Piston Geometry
Balanced for power, efficiency, and detonation resistance in both stock-stroke and performance-tuned S68 builds.

Lightweight Performance Design
Reduced reciprocating mass improves throttle response, rev capability, and overall engine efficiency.

Advanced Gold Line Coating
Low-friction protective coating minimizes wear, reduces heat transfer, and increases longevity in high-cylinder-pressure applications.

Ideal For

• High-boost street builds

• Track and endurance applications

• Competition S68 engines

• Forged bottom-end upgrades

When building serious S68 power on an Alusil block — precision matters.
Italian RP Gold Line pistons deliver the strength and reliability your build demands.