The Wacker Neuson Piston 0.50 is a genuine OEM oversized piston designed for CRT48-34V and CT48-13A-V ride-on and walk-behind concrete trowels, as well as GP6600A portable generator models. Sourced directly from Wacker Neuson, this piston meets the exact dimensional and material standards of the original part it replaces. The 0.50 oversize designation indicates it is engineered for engines that have been bored to accept a larger piston, making it the correct choice during an engine rebuild or overhaul when standard tolerances can no longer be maintained. Confirm your engine's bore size before ordering to ensure this is the right specification for your application.
Key Features
- Oversize Rebuild Specification: — The 0.50 oversize sizing is matched to a bored engine cylinder, ensuring correct compression and ring seal after a professional engine overhaul.
- Genuine OEM Construction: — Cast and finished to Wacker Neuson's original alloy and dimensional tolerances, delivering the same wall thickness, skirt geometry, and pin bore alignment as the factory component.
- Broad Cross-Family Fitment: — Compatible with CRT48-34V ride-on trowels, CT48-13A-V walk-behind trowels, and GP6600A portable generators — all sharing a common engine platform.
- Compression Integrity Restored: — A correctly sized piston maintains cylinder pressure and combustion efficiency; an undersized or worn piston causes blow-by, oil consumption, and loss of power output.
- Direct Engine Replacement: — Designed to drop into the bored cylinder bore with the appropriate oversize rings, restoring the engine to service without improvised fitment adjustments.
A piston is the reciprocating component inside the engine cylinder that converts combustion pressure into mechanical force, driving the crankshaft and ultimately powering the machine. An oversized piston like this 0.50 variant is used when the cylinder bore has been machined to a larger diameter to remove scoring or wear — restoring a round, smooth surface that a standard piston can no longer seal against. When a piston wears out or is incorrectly sized, the result is poor compression, excessive oil burning, rough running, and eventually engine failure, making correct piston selection one of the most critical steps in any engine rebuild.
Part Details
| Part Number | 5000162637 |
|---|---|
| Old Part Number | 0162637 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Piston 0.50 |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 1220mm/48in Ride-on Trowel | CRT48-34V | 5000620805, 5000620075, 5200004935 |
| CT48-13A-V Trowel | CT48-13A-V | 5000009452, 5000620836 |
| GP6600A GENERATOR,CAN GFI | GP6600A | 5000620100, 5000620101, 5000620045, 5000620046, 5000620097, 5000620098, 5000620014, 5000620015, 5000620384 |
| Premium Portable Generator | GP6600 | 5000620385 |
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.
