Holley Powercharger Case & Rotor Assembly Product images may differ from actual product appearance. Complete Blower Case Assembly; Does not include Nose Assembly or Drive Coupler; B&M/Holley/Weiand with Teflon Tipped Rotors. 9.75" - 144 series Front to Rear Blower Mounting Bolt Spacing 174 series - 11.50" Front to Rear Blower Mounting Bolt Spacing

510-90921-1

PowerCharger 144 Case & Rotor Assembly, Polished Finish More info on Holley 90921-1

$2,152.99 Ships 02/22/12

510-90928-1

PowerCharger 174 Case & Rotor Assembly, Satin Finish More info on Holley 90928-1

$2,272.99 Ships 02/18/12

510-90929-1

PowerCharger 174 Case & Rotor Assembly, Polished Finish More info on Holley 90929-1

$2,739.99 Ships 02/22/12

510-90930-1

PowerCharger Case & Rotor Assembly For 174 Supercharger, Satin Finish More info on Holley 90930-1

$2,426.99 Ships 02/22/12

510-90931-1

PowerCharger Case & Rotor Assembly For 174 Supercharger, Polished Finish More info on Holley 90931-1

$2,424.99 Ships 02/22/12