Part Number Cross Reference for Rear Head Valves

The Read Head Valves have been changed to utilize a new part numbering system.  The new part numbers are a smart numbering system which means the part number designates specific features of the valve.  Please use the following table to cross reference the old part numbers.

Old Assembly NumberNew Assembly Number
RH45919ALARH4TXST-ALA
RH45944ALARH4TF90-ALA
RH45944MSARH4TF90-MSA
RH45919ALVRH4TXST-ALV