Mini Cooper R55 R56 R58 R59 R60 Fluid Damper Harmonic Balancer SFI 18.1 Speedmaster LS dual 4-barrel

Speedmaster LS dual 4-barrel

not from sand molds

and feature low-resistance terminals to maximize conductivity

Speedmaster machined aluminum water pump pulley nose cones are offered straight off of the mill without polishing for a gorgeous matte finish

street rod and marine applications

Mini Cooper R55 R56 R58 R59 R60 Fluid Damper Harmonic Balancer SFI 18.1 Speedmaster LS dual 4-barrelUsing 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.