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Details
| Specification | Value |
|---|---|
| Brand | GLASER |
| MPN | h00639-00 |
| Category | Seal, cylinder head |
| Diameter [mm] | 81 mm |
OE/OEM numbers (1)
Search by this OE number to find compatible parts
- FIAT / LANCIA—7666858
Where this part fits
Original-fit position for OE 7666858. The red ring marks where this part installs on the vehicle.
About this product
The GLASER Seal, cylinder head (H00639-00) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Diameter [mm]: 81 mm. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit FIAT, INNOCENTI, LANCIA, YUGO models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 00639, 144.140, 30-027865-00, 61-31760-00 and 2 more. Matching these numbers confirms a like-for-like replacement with no loss of function. GLASER 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 (5)
Seal, cylinder head GLASER H00639-00 — compatible car models
| Car models | FIAT: DUNA Saloon (146), ELBA (146), FIORINO Box Body/MPV (146), FIORINO MPV (146), FIORINO Pick up (146), PALIO (178, 171, 371), PALIO Weekend (178, 173, 373, 374, 171), SIENA (178, 172, 372), TEMPRA (159), TEMPRA S.W. (159) (+2 more); INNOCENTI: ELBA; LANCIA: DELTA II (836); YUGO: FLORIDA (VX65) |
|---|---|
| Engines | 1.4; 1.4 (146RE); 1.4 i.e. (159.AA); 1.4 i.e. (159.AC); 1.4 (160.AC); 1.4 i.e. (146EN, 146EQ); 1.4 i.e. (836AF, 836AH); 1.4 Cat |
| Year of manufacture | 1983-2016 |
| Manufacturer article number (MPN) | H00639-00 |
| OE part numbers | 7666858 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
GLASER h00639-00 Seal, cylinder head. Diameter [mm]: 81 mm
- 1x Seal, cylinder head
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 Seal, cylinder head compatible with my car?
This Seal, cylinder head fits FIAT, INNOCENTI, LANCIA, YUGO 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 GLASER Seal, cylinder head have?
This GLASER Seal, cylinder head has the following specifications: Diameter [mm]: 81 mm. Check the full specifications table above for complete details.
What OE part numbers does this Seal, cylinder head replace?
This Seal, cylinder head replaces OE part numbers: 7666858. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Seal, cylinder head cost?
This GLASER Seal, cylinder head is available for £18.99. Seal, cylinder head prices vary depending on brand, specifications, and vehicle compatibility. GLASER parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Seal, cylinder head?
Regular inspection of your Seal, cylinder head 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 Seal, cylinder head?
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 Seal, cylinder head fitted by a professional mechanic.
Can I use this part as a replacement for OE 7666858?
Yes, this GLASER Seal, cylinder head is a direct replacement for OE part number 7666858. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the GLASER H00639-00 the same as the GLASER H01046-00?
No, while both are Seal, cylinder head parts, they are different products. The GLASER H00639-00 has Diameter [mm]: 81 mm. The GLASER H01046-00 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
