BMW M50 M52 S50 S52 Harmonic Damper Pro-Xtreme

BMW M50 / M52 / S50 / S52 Harmonic Damper Kit at 5150 AutoSport Designed for performance and reliability, this Harmonic Damper is engineered to withstand the demands of high-revving M50 / M52 / S50 / S52 engines. Built from heat-treated 4140 steel and precision-fitted with ARP 8740 and Grade 12.9 hardware, this race damper kit offers exceptional strength, longevity, and accuracy for serious enthusiasts. Perfect for high-power applications, it ensures proper crank signal integrity and reduces engine vibration, essential for maximizing performance in demanding environments. This damper kit features: Heat-treated 4140 Hub for perfect interference fit. 60-2 trigger wheel mount for accurate crank signal with a front-mounted 4140 trigger wheel. 6061 aluminum serpentine pulley, black anodized for corrosion resistance. 7-inch, 3-ring damper compatibility with multiple manufacturers. Designed to improve over previous versions, the hub and trigger wheel in this kit are optimized for enhanced precision. This damper is an ideal upgrade for turbocharged, supercharged, and track builds, where precise engine timing and reduced vibration are critical. Note that this component is not AC compatible, prioritizing weight reduction and performance.