TractormanNC said: (quoted from post at 22:39:45 04/08/08) OK guys Here it is. The 656 and 504 use the same 1600 psi relief valve. There is a 2000 psi relief valve for the 656 listed under CIH PN 388 208 R93 so I would assume it would fit the 504. Hold on when you price it!!!.
I have been told that Hy Capacity has a 2300 psi valve as PN HH396729 and a 2500 psi valve as PN HH543976. Much less than CIH. Hope this helps.
By the way, the relief valve is almost hidden on the lower side of the transfer block that the remote valves bolt to.
I thought it was under the cover, under the seat, in the front left (facing rear)... Bout a big around as a quarter and ?? inches long.
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