South Bend Clutch Stage 2 Drag Clutch Kit | E90 · E92 M3 E60 · E61 535i 3.0L Turbo I6 [N55] and other upgrades

and other upgrades

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These engines come from the factory with no diverter valve of any kind

You can also define your own performance windows for measuring both trap speeds and/or elapsed times

our engineers wanted to make this K04 a simple

South Bend Clutch Stage 2 Drag Clutch Kit | E90 · E92 M3 E60 · E61 535i 3.0L Turbo I6 [N55] and other upgradesDrag racing requires a Single Mass SFI approved Flywheel to be included with each kit when the original design is Dual Mass. This system features a Heavy Duty Pressure Plate modified for a puck style disc with no cushion between the linings to keep the clutch pedal travel short and quick. The puck design disc reduces rotational mass and total drive surface area while increasing pounds per square inch on the surface of the friction material. This