Remanufactured Trailblazer GM Envoy 4.2 DOHC Cylinder Head 02-05 + Gasket Set & Head Bolts (CORE RETURN REQUIRED)
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Product details
| Management number | 219862193 | Release Date | 2026/05/03 | List Price | $380.00 | Model Number | 219862193 | ||
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Fitment: Year, Make & Models Applicable:- GM 4.2L Inline 6 DOHC (LL8 Motor)- 2002 – 2008 Envoy- 2002 – 2008 TrailBlazer- 2002 – 2008 Bravada- 2004 - 2008 Rainier- 2003 - 2008 Ascender- 2005 9-7X 4.2i- Fits casting numbers 389BEI, 8424S, 852572233, 8707207595, 9960S***WE NEED TO KNOW IF YOUR SPRINGS ARE STRAIGHT OR TAPERED (CONICAL) ALONG WITH YOUR VEHICLE'S YEAR, MAKE AND MODEL****02 - 05 WILL HAVE STRAIGHT SPRINGS**2006 CAN EITHER BE STRAIGHT OR CONICAL**07 - 08 WILL HAVE CONICAL SPRINGS*
- Complete disassembly and thorough cleaning via hot tank & pressure tested to confirm casting integrity
- Valve job Performed with all required angles & vacuum tested to ensure perfect compression.
- PCD milled to ensure a super smooth finish. (PCD stands for Polycrystalline Diamond, and is best for aluminum heads).
- New valve stem seals installed on all our heads & all valve guides are replaced with new ones as necessary.
- New valve seats installed as necessary
| UPC | 689821050175 |
|---|---|
| Brand Name | ADV Cylinder Heads |
| Part Number | 4.2 DOHC Inline 6 |
| Manufacturer | GM / GMC / Chevy |
| Material Type | Aluminum |
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