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Details
| Specification | Value |
|---|---|
| Brand | BGA |
| MPN | bk4336 |
| Thread Size | M10 |
| Length 1 [mm] | 110 mm |
OE/OEM numbers (2)
Search by this OE number to find compatible parts
- BMW—11121721938
- BMW—11121729247(x14)
Where this part fits
Original-fit position for OE 11121721938. The red ring marks where this part installs on the vehicle.
About this product
When cylinder head bolt set performance matters, the BGA BK4336 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: for OE number: 11121729247, Thread Size: M10 Thread, Bolt Head-/Nut Design: Rubber, Quantity: Nylon, Length 1 [mm]: 110 mm. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with BMW vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 016254B, 016730B, 11121721938, 11121729247(x14) and 22 more. Matching these numbers confirms a like-for-like replacement with no loss of function. BGA is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
Suitable cars
Equivalent products (24)
Show all 24 OE numbers
Cylinder Head Bolt Set BGA BK4336 — compatible car models
| Car models | BMW: 3 Compact (E36), 3 Convertible (E36), 3 Convertible (E46), 3 Coupe (E36), 3 Coupe (E46), 3 (E36), 3 (E46), 3 Touring (E36), 3 Touring (E46), 5 (E34) (+6 more) |
|---|---|
| Engines | 323 ti; 320 i; 323 Ci; 320 Ci; 520 i 24V; 520 i; 728 i, iL; 2.8 i |
| Year of manufacture | 1987-2007 |
| Manufacturer article number (MPN) | BK4336 |
| OE part numbers | 11121721938, 11121729247(x14) |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
BGA bk4336 . Bolt Head-/Nut Design: 5. for OE number: 11121729247. Length 1 [mm]: 110 mm. Quantity: 14. Thread Size: M10
- 1x Cylinder Head Bolt Set
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Cylinder Head Bolt Set compatible with my car?
This Cylinder Head Bolt Set fits BMW vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this BGA Cylinder Head Bolt Set have?
This BGA Cylinder Head Bolt Set has the following specifications: for OE number: 11121729247; Thread Size: M10; Bolt Head-/Nut Design: 5; Quantity: 14; Length 1 [mm]: 110 mm. Check the full specifications table above for complete details.
What OE part numbers does this Cylinder Head Bolt Set replace?
This Cylinder Head Bolt Set replaces OE part numbers: 11121721938, 11121729247(x14). Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Cylinder Head Bolt Set cost?
This BGA Cylinder Head Bolt Set is available for £17.99. Cylinder Head Bolt Set prices vary depending on brand, specifications, and vehicle compatibility. BGA parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Cylinder Head Bolt Set?
Regular inspection of your Cylinder Head Bolt Set is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Cylinder Head Bolt Set?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Cylinder Head Bolt Set fitted by a professional mechanic.
Can I use this part as a replacement for OE 11121721938?
Yes, this BGA Cylinder Head Bolt Set is a direct replacement for OE part number 11121721938. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
