The Honda 11100-Z6L-850 Crankcase Assembly is a genuine OEM Crankcase Assembly designed for GX630, GX660, and GX690 horizontal shaft engines. As a direct Honda OEM component, this assembly is built to the exact tolerances required for proper engine operation — bearing bores, sealing surfaces, and mounting geometry are all held to Honda's original specifications. This Crankcase Assembly is confirmed for GX630, GX660, and GX690 engines; always verify your engine's serial number against the fitment table before ordering, as Honda supersedes parts at serial breaks and the correct assembly varies by production range.
Key Features
- OEM Crankcase Integrity — genuine Honda construction means all internal bore dimensions, deck surfaces, and bearing housings match the original, keeping crankshaft alignment and bearing clearances within spec
- Complete Assembly — supplied as a full crankcase assembly, reducing the guesswork of sourcing individual castings and associated hardware separately
- Confirmed Fitment — designed for GX630, GX660, and GX690 horizontal shaft engines; check your serial number against the fitment table to confirm the correct assembly for your production range
- Foundation of Engine Performance — a compromised crankcase leads to oil leaks, bearing failure, and loss of compression; this genuine assembly restores the structural integrity the engine depends on
The crankcase is the structural core of the engine — a precision-machined casting that houses the crankshaft, main bearings, and the lower end of the cylinder bores while forming the sealed reservoir for the engine's oil supply. Every rotating and reciprocating component in the bottom end depends on the crankcase for proper alignment and support. When a crankcase is cracked, warped, or worn beyond serviceable limits — whether from impact damage, overheating, or a catastrophic internal failure — bearing clearances open up, oil leaks follow, and the engine loses the mechanical foundation it needs to run. Replacing it with a genuine Honda assembly restores those critical dimensions and puts the engine back on solid footing.
Part Details
| Part Number | 11100-Z6L-850 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Crankcase Assembly |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Horizontal Shaft Engine | GX630, GX660, GX690 | 1039578-9999999 |
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.
