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Speedmaster main caps are precision machined from superior-quality steel
Speedmaster forged standard weight crankshafts are designed for street or race engines with substantially increased horsepower
although slightly taller
reduce stretching and prevent the belt from slipping
on dedicated cam-grinding machines
Mini Cooper S 2001-06 1.6L R52 R53 Fluid Damper Harmonic Balancer SFI 18.1 Speedmaster main caps are precisionUsing only three parts a laser welded sealed housing, an internal inertia ring, and highly viscous silicone fluid between the two these SFI approved Fluid dampers can control all crankshaft vibration, not just a limited frequency range. As a result, you get reduced wear on the main bearings and timing gear, more stable valvetrain operation, and less chance of crank failure.
US$ 130.00
US$ 497.50
US$ 35.98
