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The Mahle forged piston kit identified by manufacturer part number 930227570 is designed to provide the piston geometry and compression configuration for a measured performance-engine build. Final compatibility depends on the complete engine combination and measured dimensions, not the product title alone.
Key Features
- Exact manufacturer part number for application verification
- Measured dimensions organized in the specifications
- Designed for professional engine machining and assembly
- Requires final clearance and compatibility checks before installation
Fitment
| Fitment Status | Engine and build verification required |
|---|---|
| Required Verification | Engine code, bore, stroke, rod length, pin diameter, cylinder head, compression target, and machine-shop measurements |
Specifications
| Brand | Mahle |
|---|---|
| Manufacturer Part Number | 930227570 |
| Product Type | Forged Piston Kit |
| Fitment Type | Fitment Verification Required |
| Condition | New |
| Manufacturer Guide Match | Current part number, verify against latest MAHLE catalog |
| Stroke | 4.000 in |
| Connecting Rod Length | 6.125 in |
| Wrist Pin Diameter | 927 in |
| Compression Ratio | 11.1:1 |
| Crown Volume | -5.8 cc |
| Quantity | 8 |
What's Included
One new Mahle piston kit in the quantity and configuration stated in the specifications. Rings, pins, locks, and coatings are included only when expressly listed for this exact part number.
About Mahle
Mahle develops pistons, piston rings, bearings, filtration, thermal-management, and engine components for original-equipment, replacement, and motorsport applications.
Related Mahle Products
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Frequently Asked Questions
How do I verify the engine application for Mahle 930227570?
Match the exact MAHLE part number and engine code, then confirm bore, stroke, rod length, pin diameter, cylinder head, compression target, and all machine-shop measurements.
Are rings, pins, and locks included with this piston kit?
Included hardware varies by exact part number. Confirm the current MAHLE package contents before assembly and do not assume components from a similar piston kit are interchangeable.
What must the machine shop measure before final assembly?
Verify finished bore, piston-to-wall clearance, ring end gaps, deck height, piston-to-valve clearance, wrist-pin fit, bearing clearances, and final compression ratio for the intended fuel and power level.
Installation Instructions
Use the current Mahle instructions for part number 930227570 and the engine builder's measured assembly specifications. A qualified machine shop must verify bore finish, clearances, ring gaps, pin fit, lock installation, orientation, balance, deck height, valve clearance, compression ratio, lubrication, and break-in before operation.
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