SKU: C5505-060 | UPC: 191070371975
Cometic GM LS Series 102.62mm Bore .060 in MLX-5 Head Gasket 1997-2020 Chevrolet GMC
Cometic C5505-060 MLS head gasket provides dependable sealing for GM LS series engines featuring 102.62mm (4.040 inch) bore in performance applications. Tailored for World Products Man-o-War Block it suits 1997-2020 Chevrolet Silverado Sierra Tahoe Suburban Corvette Camaro trucks SUVs and more. Multi-layer steel with Viton coating withstands extreme boost heat and compression without sealants for lasting reliability in high-output builds.
Key Features
- MLS Multi-Layer Steel Design: Multiple embossed stainless steel layers create strength rebound and resistance to shearing forces between aluminum heads and blocks
- Viton Rubber Coating: Outer layers coated on both sides with heat-resistant Viton to 482 F handles harsh sealing environments loads and surface finishes
- Compressed Thickness 0.036 in: Precise operating thickness maintains seal integrity in high compression or boosted LS engines
- No Sealants Required: Seals directly on aluminum-to-aluminum or aluminum-to-cast iron blocks for simplified installation
- Corrosion and Durability: Uncoated center shim layer stainless steel resists corrosion varies for thickness needs in performance applications
Product Notes
- Specific to 102.62mm bore World Products Man-o-War Block for LS engine builds
- Ideal for naturally aspirated boosted or high RPM setups
- Packaged flat in protective sleeve for damage-free delivery
Installation Notes
- Professional installation recommended.
- Clean cylinder head and block surfaces to perfect flatness before install
- Use ARP head studs or OEM bolts torqued to LS specifications MLS compatible
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1999-2003 | GMC | Sierra 1500 | SL |
| 2006-2013 | GMC | Sierra 1500 | SL |
| 1999-2013 | GMC | Sierra 1500 | SLE |
| 1999-2013 | GMC | Sierra 1500 | SLT |
| 2002-2013 | GMC | Sierra 1500 | WT |
| 2007 | GMC | Sierra 1500 Classic | Denali |
| 2000-2013 | Chevrolet | Suburban 2500 | LT |
| 2000-2001 | Chevrolet | Tahoe | Base |
| 2000-2014 | Chevrolet | Suburban 1500 | LS |
| 2000-2014 | Chevrolet | Tahoe | LS |
| 1999-2013 | Chevrolet | Silverado 1500 | LS |
| 1999-2013 | Chevrolet | Silverado 1500 | LT |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition |
| 1997-2007 | Chevrolet | Corvette | Base |
| 2001-2004 | Chevrolet | Corvette | Z06 |
| 1998-2002 | Chevrolet | Camaro | Z28 |
| 2004-2006 | Pontiac | GTO | Base |
| 2002-2006 | GMC | Sierra 1500 | Denali |
| 2000-2014 | GMC | Yukon XL 1500 | SLE |
| 2003-2006 | Chevrolet | Express 2500 | Base |
Why Choose Cometic?
- Trusted by racers for decades in extreme engine environments
- MLS technology seals where others fail under boost and heat
- Precision laser-cut layers fit LS bores with exact tolerances
Frequently Asked Questions
-
Q: What engine bore does C5505-060 fit?
A: 102.62mm (4.040 inches) specifically for LS series in World Products Man-o-War Block and compatible performance builds -
Q: What material is MLX-5?
A: Multi-layer stainless steel with embossed outer layers Viton-coated inner shim for heat resistance strength and sealing -
Q: Can this gasket be used with ARP head studs?
A: Yes compatible with ARP MLS kits follow torque sequence and specs for LS heads
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Flat protective box 13 x 13 x 1 inches
- Weight: 1.05 lbs
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