The Honda 13101-Z0A-000 Piston (STD) is a genuine OEM standard-bore piston designed for GCV520, GCV530, and GXV530 vertical shaft engines. As a Honda OEM component, this piston is manufactured to the same specifications as the original part it replaces, ensuring a correct fit within the cylinder bore. Honda supersedes piston part numbers at serial-number breaks, so confirm your engine's serial number against the fitment table before ordering to ensure this is the right piston for your unit. This is the standard-size piston — intended for engines with an unworn or freshly honed bore at original diameter, not an oversize bore.
Key Features
- Correct Bore Sizing — the standard (STD) designation means this piston is dimensioned for a factory-diameter cylinder bore; pair it with matching standard rings for proper oil control and compression sealing
- Genuine OEM Part — sourced directly from Honda, built to the same tolerances as the piston that left the factory, so ring groove geometry and skirt clearance are exactly right for these engines
- Fits GCV520, GCV530, and GXV530 Vertical Shaft Engines — a single OEM piston covering all three engines in this vertical-shaft family; confirm your engine model and serial number against the fitment table before ordering
- Serial-Range Verification Recommended — Honda issues piston supersessions at defined production breaks, so matching your engine's serial number to the fitment table is the most important step before purchase
The piston is the reciprocating component at the heart of the combustion cycle. It travels up and down inside the cylinder bore, compressing the air-fuel mixture on the upstroke and transferring the force of combustion to the connecting rod and crankshaft on the power stroke. The piston's ring grooves carry the compression and oil-control rings that seal combustion pressure and prevent oil from entering the combustion chamber. When a piston wears, cracks, or scores, compression drops, oil consumption rises, and the engine loses power — symptoms that a correct-size OEM replacement directly addresses.
Part Details
| Part Number | 13101-Z0A-000 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Piston (STD) |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Vertical Shaft Engine | GCV520 | 1000001-1006688 |
| Vertical Shaft Engine | GCV530, GXV530 | All |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
