Working closely with CP, these pistons meet VAC's most stringent expectations and are the finest available, anywhere. Others agree; you can find these same pistons in most of the world's most powerful race and street engines.

• 84mm Pistons with a 10.2:1 Compression Ratio
• Bigger pistons available by request
• Made from the best forgings available for uncompromising reliability and performance
• Made to the most accurate tolerances in the industry
• Many pistons look alike. However, CP and VAC have come together to engineer pistons with perfect compatibility with each BMW application
• Clearanced for popular camshaft applications and oversized valves
• All specs based on the experience of hundreds of S55 builds
• Sold in matched and balanced sets of 6
• Supplied with ultra high quality ring sets, lightweight pins, and locks