The Wacker Neuson Mag Side Crankcase is a genuine OEM Mag Side Crankcase designed for the BTS 930 L3, BTS 935 L3, BTS 1030 L3, BTS 1035 L3, and BTS 1140 L3 series power cutters and cut-off saws. Sourced directly from Wacker Neuson, this part carries the same fit, form, and function as the component originally installed at the factory. Fitment spans the full BTS L3 family, making it the correct choice for operators working across multiple saw models in that series.
Key Features
- Genuine OEM Crankcase Integrity — Manufactured to Wacker Neuson's original casting and machining tolerances, ensuring correct bearing bore alignment and crankshaft seating critical to two-stroke engine longevity.
- Direct-Fit Replacement — Replaces the magneto-side crankcase half using the original bolt pattern and mating surfaces, so no re-drilling, re-tapping, or fitment work is needed during reassembly.
- Broad BTS L3 Series Coverage — Compatible with BTS 930 L3, BTS 935 L3, BTS 1030 L3, BTS 1035 L3, and BTS 1140 L3 power cutters and cut-off saws, covering the complete L3 lineup.
- Engine Structural Foundation — A correctly fitted crankcase half maintains proper crankshaft endplay and ignition-side seal retention; a damaged or warped case leads to oil loss, compression drop, and accelerated engine failure.
- Fuel System and Ignition Alignment — The magneto-side housing positions the ignition module mounting points; an OEM casting preserves the correct air gap geometry between the flywheel and ignition coil, protecting reliable spark timing.
The crankcase is the structural core of a two-stroke engine, housing the crankshaft and forming one half of the sealed crankcase chamber that drives the air-fuel charge through the engine's transfer ports. The magneto side specifically carries the mounting surfaces for the flywheel, ignition coil, and crankshaft seal, meaning any damage to this half directly affects both engine compression integrity and ignition system alignment. When the mag side crankcase is cracked, stripped, or warped, the engine will typically lose bottom-end pressure, misfire under load, or leak oil past the crank seal — all of which require immediate replacement to restore safe and effective cutting performance.
Part Details
| Part Number | 5000206935 |
|---|---|
| Old Part Number | 0206935 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Mag Side Crankcase |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Power Cutter BTS 1035 L3 | BTS 1035 L3 | 5000008912, 5000008990, 5000610076, 5000610182 |
| Cut-Off Saws | BTS 1030 L3 | 5000008989, 5000610075 |
| Cut-Off Saws | BTS 930 L3 | 5000008987, 5000610073 |
| Cut-Off Saws | BTS 935 L3 | 5000008988, 5000610074 |
| BTS 1140L3 SAW | BTS 1140 L3 | 5000610063, 5000610078 |
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.
