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The BOM racing 900, 920, 940, 1108 OR 1133 big bore kit ( Qty 1-940 as of 10-24-23 the rest out of stock)

$1,695.00

These use OEM jugs and cp pistons and can be used with power adders.  Comes with head and base gaskets!

OEM CORES ARE REQUIRED!  YOU WILL NEED TO ADD THE CYLINDER CORE TO THE CART UNLESS YOU SEND YOURS FIRST!

BASE ENGINE

800CC- 900BBK, 920BBK, 940BBK

850CC-940BBK

1000CC-1108BBK, 1133BBK