The Wacker Neuson 5200020030 Camshaft Complete is a genuine OEM component designed for APT4S and APT4T series self-priming pumps, including Cold Weather, Surge Brake, and Electric Brake configurations. As a direct OEM replacement, this camshaft assembly is manufactured to the same specifications as the original part, ensuring proper valve timing and reliable engine operation across the full APT4 pump lineup. Verified fitment covers the APT4S Pump with Skid, APT4S Pump with Skid Cold Weather, APT4T Pump with Surge Brake, APT4T Pump with Electric Brake, and their respective Cold Weather variants.
Key Features
- OEM-Grade Camshaft Precision — Manufactured to exact lobe profile and journal tolerancing specifications, ensuring correct valve lift and timing for the APT4 engine.
- Drop-In Assembly Replacement — Supplied as a complete camshaft assembly, simplifying installation and reducing the risk of mis-assembly during engine rebuilds.
- Broad APT4 Series Coverage — Confirmed fit for APT4S and APT4T pump variants, including Surge Brake, Electric Brake, and Cold Weather configurations.
- Sustained Pumping Output — A correctly timed camshaft keeps the engine running at full power, maintaining the pump's rated flow and suction performance across demanding jobsite conditions.
- Fuel System Integrity — Proper camshaft timing is critical to correct fuel delivery and combustion; a worn or damaged camshaft can cause hard starting, rough running, and excessive fuel consumption.
The camshaft is the engine component responsible for opening and closing the intake and exhaust valves in precise sequence with the piston cycle. It does this by rotating lobes that push against valve lifters at exactly the right moment, controlling how air and fuel enter the combustion chamber and how exhaust gases exit. When a camshaft wears or fails, valve timing drifts out of specification, leading to power loss, difficult starting, rough idle, and in severe cases complete engine shutdown — all of which halt pumping operations until the part is replaced.
Part Details
| Part Number | 5200020030 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Camshaft Complete |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| APT4S Pump w/Skid, Cold Weather | APT4S CW | 5200019798 |
| APT4S Pump w/Skid | APT4S | 5200018977 |
| APT4T Pump, Electric Brake | APT4T | 5200019644, 5200019643 |
| APT4T Pump, Surge Brake, Cold Weather | APT4T CW | 5200019792, 5200019793 |
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.
