BMW > 5 Series (E39) > A) ENGINE PERFORMANCE (See also forced induction & remapping sections) > - Power Pulleys / Light Weight Crank Pulleys, Harmonic Balancers Etc > RUFF PRODUCTS
M50 & M52
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M52 TU AND M54
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S54 HARMONIC BALANCER
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Description
Light weight crank pulley.
These are NOT an underdrive pulley but rather a light weight version of thE OEM crankshaft pulley/ harmonic balancer, the advantages are typically :
- weighing approximately 20% less tha factory
- increasing throttle response and power
- does not separate / fail the way the factory pulleys are known to do, especially under hard use
Constructed with hard anodized 7075-T6 aluminium or tempered steel, depending which engine application.
*PLEASE NOW SEE VARIATIONS SECTION (USE RED BUTTON AT TOP RIGHT) TO SEE THE DIFFERENT VEHICLE MODEL OPTIONS*
Estimated Volumetric Shipping Weight : 10.00 Kg
These are NOT an underdrive pulley but rather a light weight version of thE OEM crankshaft pulley/ harmonic balancer, the advantages are typically :
- weighing approximately 20% less tha factory
- increasing throttle response and power
- does not separate / fail the way the factory pulleys are known to do, especially under hard use
Constructed with hard anodized 7075-T6 aluminium or tempered steel, depending which engine application.
*PLEASE NOW SEE VARIATIONS SECTION (USE RED BUTTON AT TOP RIGHT) TO SEE THE DIFFERENT VEHICLE MODEL OPTIONS*
Estimated Volumetric Shipping Weight : 10.00 Kg