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Lightweight Overhauling Cylinder Repair Kit Engine Rebuild Tool Kit For BMW N13
| MOQ: | 50PCS |
| Price: | Negotiation |
| Standard Packaging: | Cardboard box or Wooden box |
| Delivery Period: | 5-15Days |
| Payment Method: | L/C,D/A,,D/P,T/T,Western Union |
| Supply Capacity: | 5000 |
Overhauling cylinder repair kit
,Lightweight cylinder repair kit
,Overhauling engine rebuild tool kit
OEM Engine Repair Kit for BMW N13
1.Key Features
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100% original equipment manufacturer (OEM) components
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Exact factory specifications for perfect fitment
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BMW-approved materials and manufacturing standards
2. Core Component Materials
|
Component |
Material Properties |
Key Features |
|
Timing Chain |
Alloy steel (carburized surface treatment) |
Laser-cut teeth, anti-stretch design |
|
Guides/Tensioner |
Glass-fiber reinforced nylon (high-temp stable) |
Self-lubricating grooves reduce wear |
|
Head Gasket |
Multi-layer stainless steel + elastic graphite composite |
Laser-welded edges, resists deformation |
|
Valve Seals |
Fluorocarbon rubber (FKM) core + spring steel outer clamp |
Dual-lip design, oil-resistant |
|
Turbo Seals |
Nickel-based alloy (Inconel series) |
Withstands 900°C exhaust heat |
|
Fasteners |
High-strength alloy steel (Grade 10.9) |
One-time stretch bolts |
3. Material Advantages
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High-Temp Resistance: Turbo components use nickel alloys for extreme conditions
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Wear Resistance: Timing chain carburized layer (HRC60+ hardness) extends lifespan by 40%
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Sealing Performance: FKM seals maintain elasticity from -30°C to 250°C
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Lightweight: Nylon guides weigh 60% less than metal, reducing friction
4. Special Manufacturing Processes
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Timing Chain: Features BMW’s "IROX" coating tech (shared with S55 engines)
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Head Gasket: 3D laser-scanned for <5% pressure distribution variance
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Seal Springs: Pre-tensioned winding ensures >90% clamping force after 100,000km
5. Applicable Models
The BMW N13 is a 1.6L turbocharged (TwinPower Turbo) gasoline engine, widely used in the following models:
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BMW 1 Series (F20) → 116i
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BMW 3 Series (F30) → 316i
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MINI Cooper S (R56) → Some high-performance versions
6. Common Failures & Repair Needs
Typical issues with the N13 engine include:
- Timing chain system (prone to stretching/guide wear → full replacement often needed)
- Valve stem seal degradation (causes oil burning/blue smoke)
- Turbocharger seal leaks (affects power & fuel efficiency)
- Oil filter housing gasket leaks (common aging issue)
- Piston ring wear (requires overhaul in severe oil consumption cases)
7. Core Components in OEM Repair Kits
|
Repair Item |
BMW OEM Part Number |
Contents |
|
Timing Chain Kit |
11 31 7 586 273 |
Chain, guides, tensioner, sprockets |
|
Valve Stem Seal Kit |
11 34 7 566 840 |
16 valve stem seals |
|
Cylinder Head Gasket Set |
11 12 7 566 839 |
Head gasket, valve cover gasket, etc. |
|
Turbo Seal Kit |
11 62 7 586 275 |
Turbo intake/exhaust seals |
8. Maintenance Tips
Must-Replace One-Time-Use Parts: Cylinder head bolts, timing sprocket bolts (BMW specifies non-reuse).
Recommended Concurrent Replacements: Oil pump chain (if oil pan is removed).
