6.75″ SBF Internally Balanced “BDS” Roots Blower Damper #225

The #225 damper is designed for use in internally balanced SBF engines. The damper utilizes the 2.760″ BDS Roots blower bolt pattern with a 2″ Male pulley register. This damper is designed to have a root supercharger crank pulley bolted directly to the damper. An accessory pulley can also be used, but it must have the same root blower bolt pattern and register size. The #225 damper comes standard with the thicker blower hub and comes with a matching front timing cover oil seal.

• Outer Diameter: 6.75″
• Internal Balance
• “BDS” Roots blower 6-bolt bolt pattern (2.760″)
• Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.