Main & Relief Valve Description
This Main & Relief Valve is indexed for Isuzu s: Fit For Isuzu Engine 4HK1 5.2L. Compare reference number 8-97318-691-0 against the label on your existing Isuzu component before ordering.
Before checkout, compare OEM part number 8-97318-691-0, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.




