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    Wheatland SB chevy Crankshaft support - made in USA
    Crank Support  SB  Chevy  -with NO accessory pulley , Has Mandrel included with 1" Nose keywayed

    Thumbnail Filmstrip of Crank Support SB Chevy -with NO accessory pulley , Has Mandrel included with 1" Nose keywayed Images

      Purchase Crank Support SB Chevy -with NO accessory pulley , Has Mandrel included with 1" Nose keywayed

      SKU: KS-SBCS
      Crankshaft Support SB Chevy - Not for using a 1V Accessory pulley

      $755.00

       
       



      Small Block Chevy Crankshaft support -   For High Boost engines , or overdrives 20% or More

      The Blower will try to pull the crankshaft up into the upper main bearing without a support , often breaking off the snout of a small block crankshaft  -

        This helps that issue by putting the crankshaft in a more neutral  support fashion.  Sort of like having a 6th main bearing. 

      MUST be used with a Blower Hub-   Unless you have a double keyway balancer with a 6 bolt blower Pattern 

      NEW ALUMINIUM CRANK SUPPORT SYSTEM:

      to use a crank trigger , you have to use this hub Below

      RCD-202203-05   

      1) ALUMINIUM FRONT PLATE WITH BEARING -

      2) FLANGED STEEL SNOUT PEICE ( Bolts into an existing 6 bolt Blower hub or six bolt balancer

      3) ALUMINIUM STAND OFF (4 - 6.25")  std *

      4) ENGINE BLOCK PLATES THAT MOUNT TO BLOCK

      Drive mandrel has a 1" Dia to accept a drive pulley for Dry sump, or fuel Pump 

       

      THIS PIECE ALLOWS CHANGE OF BLOWER BELT WITH EASE, AND ALLOWING A BIGGER PULLEY CAN BE ALLOWED WITH THE SUPPORT.

      Measurement from the block to the inside of the support 7-1/2" - to the outside of the support 7-3/4" (8-1/4" if you include the bolt head) There is an option to extend the support out one inch to accommodate a V accessory Pulley-See our KS-SBCS-extended   IF you are going to use a 1V accessory pulley between the hub and blower pulley 



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