This is the latest revision to our BBC rail kits.  The kit Includes a set of lightened engine plates.  The front plate is designed to work with mechanical fuel pump.  The rear plate is cut for a starter and matched the block very well.  The plates are 27" wide, the side rails and stringer protector rails are 36" long.  The 4 engine mounting pillow blocks are machined at a 5 degree angle. 8 Stringer washers. Pump braces are optional and will come with 42" rails.