90-23-28OS HARLEY JD INTAKE HOUSING VALVE POCKET W/ GUIDE 1923-1929 74" TWINS

Part 90-23-28 Oversized Inlet Pocket 

This is for 1 valve pocket with an Oversized valve guide installed. 
Valve guide has been honed to fit our (Competition Dist.) valves.  ID is .189" 

Fits:
1923 - 1925 DCA & DCB Motors
1926 - 1929 FD & JD's
1928 - 1929 74" H Motors

• The Valve Seat has been cut.  
• The rocker arm tower locating pin is installed.
• This is a 4 Window Pocket to help prevent collapsing of the valve seat.
• Fits Front or Rear Cylinder. Sold Each.
• Valve guide (95-24OS) is included.
• OD - 2.372" Height - 1.3"

(this part replaces parts 90-23 and 90-28)