Homelite DJ168F-13005-A Exhaust Valve Spring Seat – Genuine OEM Replacement Engine Component

Part Number: DJ168F-13005-A
Category: Small Engine Valve Train, Cylinder Head & Internal Engine Parts
Type: Exhaust Valve Spring Seat / Retainer – Genuine OEM Replacement Engine Component

The Homelite DJ168F-13005-A Exhaust Valve Spring Seat is a genuine OEM replacement internal engine component designed for select Homelite pressure washers and compatible equipment using DJ168F-series engines. Installed within the cylinder head and valve train assembly, this component retains and supports the exhaust valve spring in its proper factory position.

Product Specifications

• Part Number: DJ168F-13005-A
• Manufacturer: Homelite
• Product Type: Exhaust Valve Spring Seat / Retainer
• OEM Description: Seat Valve Spring EX
• Alternate OEM Description: Exhaust Valve Retainer / Retainer, EX. Valve Spring
• Valve Application: Exhaust Valve
• Component Type: Internal Engine Valve Train Component
• Function: Retains & Supports the Exhaust Valve Spring
• System: Cylinder Head / Valve Train Assembly
• Application: Small Engine / Outdoor Power Equipment
• Compatible Brand: Homelite
• Engine Family: DJ168F Series
• Confirmed Application: Homelite UT80522F Pressure Washer
• Diagram Position: Item 70 on UT80522F
• Quantity Used: 1 per confirmed UT80522F engine assembly
• Replacement Type: Direct OEM Replacement
• OEM Status: Genuine Homelite OEM Part
• Condition: New
• Quantity: 1 Exhaust Valve Spring Seat / Retainer

The factory parts list for the Homelite UT80522F Pressure Washer identifies DJ168F-13005-A as item 70, Exhaust Valve Retainer, with one required per engine assembly.

Features & Benefits

• Genuine Homelite OEM replacement engine component
• Factory-designated SEAT VALVE SPRING EX
• Designed specifically for the exhaust-side valve train
• Also identified as an Exhaust Valve Retainer
• Installs within the engine cylinder head assembly
• Retains and supports the exhaust valve spring
• Helps maintain proper exhaust valve spring positioning
• Works with the factory exhaust valve and valve spring
• Manufactured to match the original engine configuration
• Helps restore a worn or damaged valve train assembly
• Suitable for cylinder head repair and small-engine rebuilding
• Ideal replacement for worn, cracked, distorted, corroded, heat-damaged, broken, or missing retainers
• Direct replacement for equipment requiring part number DJ168F-13005-A
• Genuine OEM component rather than a universal valve train part

Applications

Confirmed and documented applications include:

• Homelite UT80522F Pressure Washer
• Homelite DJ168F-series engine applications
• Select Homelite outdoor power equipment
• Cylinder head repair applications
• Exhaust valve train repair
• Valve spring replacement and service
• Small-engine rebuilding and restoration
• OEM replacement applications requiring DJ168F-13005-A

The UT80522F engine diagram places DJ168F-13005-A directly within the valve train alongside the valve springs, intake valve, exhaust valve, intake valve spring seat, valve rotator, push rod guide plate, and rocker assembly.

Important Notes

• Verify compatibility with your specific equipment model, manufacturing number, engine model, serial number, and production revision before ordering.
• Homelite OEM suppliers identify DJ168F-13005-A specifically as “SEAT VALVE SPRING EX.”
• Factory documentation may alternatively describe DJ168F-13005-A as “Exhaust Valve Retainer” or “Retainer, EX. Valve Spring.”
• The Homelite UT80522F Pressure Washer is a confirmed application for part number DJ168F-13005-A.
• Factory documentation identifies DJ168F-13005-A as item 70 on the UT80522F engine assembly and specifies one component per assembly.
• Do not confuse DJ168F-13005-A Exhaust Valve Spring Seat / Retainer with DJ168F-13004-A Intake Valve Spring Seat. They are separate intake- and exhaust-side valve train components.
• The applicable UT80522F valve train also uses DJ168F-13003-A Valve Spring, DJ168F-13001-A Intake Valve, DJ168F-13002-A Exhaust Valve, DJ168F-13006-A Valve Rotator, DJ168F-13300-A Guide Plate Assembly, and DJ168F-13200-A Rocker Assembly.
• Inspect the exhaust valve, valve spring, valve guide, valve rotator, rocker assembly, push rod, and surrounding cylinder-head components when replacing the retainer.
• Replace bent, cracked, excessively worn, corroded, heat-damaged, or otherwise defective related valve train components as necessary.
• Internal engine and cylinder-head repairs may require specialized tools and proper valve clearance adjustment following reassembly.
• Install the replacement component in the same position and orientation as the original part.
• Follow the applicable manufacturer service procedures and torque specifications when servicing the cylinder head and valve train.
• This listing is for one Homelite DJ168F-13005-A Exhaust Valve Spring Seat / Retainer only unless otherwise specified. Valves, valve springs, valve rotators, rocker assemblies, push rods, cylinder heads, gaskets, and other engine components are sold separately.
• Match part number DJ168F-13005-A with your equipment's illustrated parts diagram or OEM documentation before ordering to ensure proper fitment.