BMW 11327666049 Cam Follower Valve Shim 2.85MM K100

( Manufacturer Part Number: 11327666049 ), ( Part Type: Valve Cam Bucket ), ( Vintage Part: Yes ), ( Country Of Origin: Germany )

Review BMW Cam Follower Valve Bucket Shim 2.85mm fits K1100 K1200 K1

The **BMW 11327666049 Cam Follower Valve Shim** is a precision-engineered component designed specifically for high-performance and reliability in BMW air-cooled boxer engines, including the iconic K-series models such as the **K1100, K100, and K1200**. This shim, measuring **2.85mm in thickness**, serves as a critical adjustment element within the valve train system, ensuring optimal valve lift, timing, and overall engine performance. Crafted from high-grade, durable materials, it is engineered to withstand the demanding conditions of high-revving engines while maintaining consistent dimensional accuracy. The shim s smooth, polished surface minimizes friction and wear on the camshaft lobes and rocker arms, contributing to smoother operation and extended component life. Whether used in stock applications, modified setups, or performance builds, this shim plays a vital role in fine-tuning valve clearance, preventing excessive wear, and maintaining the engine s precise mechanical balance. Its compatibility with BMW s K-series engines known for their legendary reliability and power makes it an essential part for enthusiasts seeking to preserve or enhance their bike s performance, whether for daily riding, track use, or long-distance touring. Proper installation and periodic inspection of valve clearances are recommended to ensure optimal engine function and longevity.

### **Pros and Cons of buying a BMW 11327666049 Cam Follower Valve Shim (2.85mm) for K1100/K100/K1200/K1 Engines**

1. **Precision Fitment** This shim is specifically designed for BMW engines with the **K100, K1100, and K1200** series, ensuring compatibility with the valve train. Using the correct shim size prevents excessive valve lash, which can lead to mechanical wear or valve float at high RPM.

2. **Performance Optimization** Proper valve lash is critical for engine efficiency, power delivery, and longevity. A 2.85mm shim ensures the cam follower maintains the correct clearance, reducing friction and improving valve timing accuracy.

3. **Prevents Engine Damage** Incorrect shim sizes can cause valve-to-piston contact (especially in high-performance or modified engines) or excessive wear on the camshaft lobes and followers. This part helps maintain proper valve clearance, reducing the risk of catastrophic failure.

4. **Easy Installation** These shims are typically installed between the cam follower and the valve stem, requiring minimal tools (often just a valve spring compressor). They are designed to be straightforward to replace, even for DIY mechanics.

5. **Cost-Effective Solution** Replacing a worn or incorrect shim is far cheaper than repairing valve train damage caused by improper lash. A single shim costs a fraction of the labor or parts needed for a full valve train overhaul.

6. **Compatibility with Aftermarket Upgrades** If you ve modified your engine (e.g., upgraded cams, larger valves, or performance exhaust), the correct shim size ensures the valve train remains functional without binding or excessive play.

7. **OEM Quality (if genuine)** If purchasing from a reputable supplier (e.g., BMW dealership, authorized parts distributor, or trusted aftermarket seller), this part meets BMW s engineering standards, ensuring durability and reliability.

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1. **Potential Counterfeit Parts** The aftermarket for BMW parts is saturated with counterfeit or low-quality replicas. Cheap or fake shims may not fit correctly, wear out quickly, or fail under load, leading to engine issues.

2. **Incorrect Ordering Risk** If you misidentify your engine variant or valve configuration, ordering the wrong shim size (e.g., 2.85mm instead of 2.70mm or 3.00mm) can cause problems. Always verify the correct size against your engine s specifications.

3. **Limited Availability** While common, these shims may not be stocked at every auto parts store. You may need to order online, which could introduce delays or require patience for shipping.

4. **Installation Challenges** If the engine has been modified or has excessive carbon buildup, removing the old shim or installing the new one may require extra care to avoid damaging the valve train components (e.g., bending a valve stem).

5. **Wear Over Time** Even high-quality shims can wear out, especially in high-mileage or performance engines. They may need periodic inspection and replacement as part of routine maintenance.

6. **Specialized Tools Needed** While simple, installing shims often requires a valve spring compressor or a specialized tool to safely remove and replace them without damaging the springs or valves.

7. **No Universal Fit** These shims are **not** interchangeable across all BMW engines. The K100, K1100, and K1200 series have slight variations in valve train geometry, so always confirm the exact application before purchasing.

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The **BMW 11327666049 cam follower valve shim (2.85mm)** is a **critical and cost-effective** component for maintaining proper valve clearance in your K100/K1100/K1200 engine. When used correctly, it prevents engine damage, improves performance, and extends the life of your valve train. However, the risks of counterfeit parts, incorrect sizing, or installation difficulties must be mitigated by purchasing from a trusted source and verifying the correct application.

1. **Verify Engine Compatibility** Double-check that your engine (K100, K1100, or K1200) requires a **2.85mm shim** by consulting your service manual or a BMW specialist. Some variants may need different sizes (e.g., 2.70mm, 3.00mm, or others).

2. **Purchase from a Reputable Source**

- **Authorized BMW Dealership** (guaranteed genuine parts).

- **Trusted Aftermarket Supplier** (e.g., RockAuto, BMW Parts Online, or specialized European parts dealers).

- Avoid unknown sellers on eBay, Amazon, or unverified marketplaces to prevent counterfeit parts.

3. **Inspect Before Installation** Ensure the shim is clean, free of defects, and matches the correct size. If in doubt, compare it to the old shim or consult a mechanic.

4. **Follow Proper Installation Procedures**

- Use a **valve spring compressor** to safely remove and install the shim.

- Clean the cam follower and valve stem to prevent debris from interfering with clearance.

- Recheck valve lash after installation to confirm proper adjustment.

5. **Consider Professional Help if Unsure** If you ve never worked on your engine s valve train before, a BMW mechanic can ensure the shim is installed correctly, reducing the risk of mistakes.

6. **Monitor Engine Performance** After installation, listen for unusual noises (e.g., tapping, clattering) that could indicate improper lash or other issues. Address any concerns promptly.

This shim is a **necessary and worthwhile purchase** for maintaining your BMW s valve train health. By sourcing it responsibly and installing it correctly, you ll avoid costly repairs and ensure optimal engine performance. If you re unsure about sizing or installation, prioritize professional assistance to confirm the right part and procedure.

Details:

1st gen K1200 longitudinal flat inline four.

part #: 11327666049 prices

• $24.99-$149.95

specifications cyclevintagee:

• for models: K1100, K1200, K1
• for makes: Bmw
• mpn: 11327666049
• part type: Valve Cam Bucket
• vintage part: Yes
• country of origin: Germany

shipping cyclevintagee:

• service: USPS Ground Advantage, USPS Priority Mail
• cost: $6.46
• class: Standard, Expedited
• transit: 5-9 Days
• carrier: USPS
• type: Calculated

offer cyclevintagee:

• availability: In Stock
• started: February 16, 2026
• options: Ship-to-home
• quantity: 1
• sold: 0

general cyclevintagee:

• Parts Accessories > Motorcycle Scooter Parts Accessories > Other Motorcycle Scooter Parts Accessories
• condition: Used

payments cyclevintagee:

• other
• credit card: Discover
• wallet: Paypal

returns cyclevintagee:

• policy: No Returns

seller cyclevintagee:

• rating: 100.0%
• # reviews: 750
• city: Greeley, Colorado

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