1997-2003 GM Early Gen III LS V8 MLS Cylinder Head Gasket Set w/ Head Bolts (For Silverado, Sierra, Tahoe 4.8L 5.3L 5.7L 6.0L)

Vehicle Compatibility (For GM 1997-2003 Gen III LS V8 Engines ONLY):

(Fitment Note: Fits specific 1997-2003 GM Gen III V8 engines. Please verify your exact year, model, and engine displacement before purchasing.)

Compatible Vehicles for Chevrolet (4.8L / 5.3L / 5.7L / 6.0L V8):
1999-2003 Chevrolet Silverado 1500 / 2500 / 3500 (4.8L / 5.3L / 6.0L)
2000-2003 Chevrolet Tahoe / Suburban 1500 / Suburban 2500 (4.8L / 5.3L / 6.0L)
2003 Chevrolet Express 1500 / 2500 / 3500 (4.8L / 5.3L / 6.0L)
1997-2003 Chevrolet Corvette (5.7L)
2002-2003 Chevrolet Avalanche 1500 (5.3L)
2003 Chevrolet Trailblazer EXT / SSR (5.3L)

Compatible Vehicles for GMC & Cadillac (4.8L / 5.3L / 6.0L V8):
1999-2003 GMC Sierra 1500 / 2500 / 3500 (4.8L / 5.3L / 6.0L)
2000-2003 GMC Yukon / Yukon XL 1500 / Yukon XL 2500 (4.8L / 5.3L / 6.0L)
2003 GMC Savana 1500 / 2500 / 3500 (4.8L / 5.3L / 6.0L)
2003 GMC Envoy XL (5.3L)
2002-2003 Cadillac Escalade (5.3L / 6.0L)

Ultimate Engine Restoration: Premium Master Head Gasket & Complete Reseal Kit for GM 1997-2003 Gen III LS V8 (4.8L / 5.3L / 5.7L / 6.0L)

Are you dealing with persistent oil leaks on your garage floor, low cylinder compression, white smoke from the tailpipe, or mysterious coolant loss in your classic GM vehicle? These are the classic, widespread warning signs of a blown head gasket or degraded engine seals—a natural milestone for the legendary early-generation Gen III LS-based V8 engines. Because performing a top-end tear-down on a classic LS V8 requires serious time and labor, the smartest move is to completely refresh both the top end and the bottom oil pan gaskets in a single service. Fix combustion leaks and completely restore your engine's factory sealing with this Ultimate Top-End Overhaul Kit. Engineered strictly for the renowned 1997-2003 GM LS platform, this heavy-duty package provides every premium component required for a permanent, professional, and leak-free rebuild.

Sourcing individual gaskets, a full set of cylinder head fasteners, and specialized oil pan seals separately is not only a frustrating puzzle but also an incredibly expensive route. This premium master overhaul package maximizes the value of your labor by matching high-performance Multi-Layer Steel (MLS) head gaskets with a complete 30-piece set of brand-new Torque-to-Yield (TTY) cylinder head bolts. To guarantee an absolute, blowout-proof seal, our rigid Gen III spec MLS gaskets are meticulously flat-packed to protect their precision-layered structure during transit, ensuring they easily withstand extreme combustion pressures and intensive daily workloads.

Key Features & Included Components:

Premium Gen III MLS Head Gaskets: Includes premium Left and Right Multi-Layer Steel (MLS) cylinder head gaskets engineered specifically for early Gen III block profiles to provide superior thermal resistance and blow-out protection.

Complete 30-Piece TTY Bolt Set: Features a full set of 30 brand-new Torque-to-Yield (TTY) cylinder head bolts built to strict ES72173 structural specifications to ensure permanent, uniform clamping force across the engine deck.

Complete Bottom-End Oil Pan Reseal: Comes bundled with a heavy-duty engine oil pan gasket set, allowing you to resolve the notorious rear/bottom LS oil leaks while the engine is being serviced.

Comprehensive Top-End Gasket Package: Includes a high-grade intake manifold gasket set, heavy-duty exhaust manifold gaskets, and 2x valve cover gaskets complete with sealing grommets to fully refresh the engine's air induction and breathing paths.

Essential Valvetrain Sealing Hardware: Equipped with a fresh front camshaft seal, a complete set of premium valve stem seals to fix high-mileage oil consumption, and a comprehensive assortment of necessary O-rings, water pump gaskets, and smaller engine seals for a flawless finish.

(⚠️ CRITICAL FITMENT NOTE: This master engine overhaul kit is engineered STRICTLY for 1997-2003 GM Gen III LS-based V8 engines across 4.8L, 5.3L, 5.7L, and 6.0L displacements only. Please carefully verify your vehicle's exact model year, engine displacement, and block configuration before purchasing to ensure proper fitment.)

Engineered to meet or exceed strict OEM specifications for long-lasting, noise-free, and leak-free performance under all driving conditions. This comprehensive upgrade kit flawlessly fits an immense lineup of legendary early GM truck, SUV, and performance platforms, including the 1999-2003 Chevrolet Silverado & GMC Sierra 1500/2500/3500, 2000-2003 Tahoe, Suburban 1500/2500, & GMC Yukon/Yukon XL, 2003 Express/Savana vans, 2002-2003 Cadillac Escalade, 2002-2003 Avalanche, 2003 Trailblazer EXT/SSR, and the iconic 1997-2003 Chevrolet Corvette C5 (5.7L LS1/LS6). Rebuild and reseal your V8 engine the right way with BTSCAR's premium replacement components and drive another 100,000 miles with absolute peace of mind.

Free standard U.S. shipping
Eligible orders ship free to physical street addresses in the contiguous 48 states and Washington, DC. Orders normally process within 1 business day; transit is estimated at 3–5 business days, for 4–6 business days total after ordering. Business days exclude weekends and U.S. public holidays. Delivery estimates are not guaranteed. Alaska, Hawaii, U.S. territories, international destinations, P.O. Boxes and APO/FPO addresses are not supported.

Fulfillment and tracking
Eligible orders are fulfilled through Amazon Multi-Channel Fulfillment (MCF). BTSCAR remains the seller and handles customer service. Tracking is emailed after dispatch.

30-day returns and exchanges
Request an eligible return within 30 days of delivery. Standard returns must be new, unused, uninstalled and complete with original packaging. BTSCAR supplies a free prepaid return label, including for eligible change-of-mind returns, and charges no restocking fee. Contact support@btscar-us.com for authorization before returning anything; use only our label and instructions.

Refunds
After an eligible return is received and inspected, the refund is issued to the original payment method within 7 days. Bank posting times may be longer.

Full policies: https://btscar-us.com/policies/shipping-policy and https://btscar-us.com/policies/refund-policy

12-month limited warranty
Eligible products purchased directly from btscar-us.com are covered for 12 months from delivery against verified defects in materials or workmanship under normal automotive use.

Installed products
Installation does not automatically void warranty coverage. Installed items are not eligible for standard returns, but covered defects may qualify for warranty service. Incorrect installation, inadequate lubrication, contamination, overheating, misuse, racing, modifications and normal wear are excluded. Labor, diagnosis, towing and consequential expenses are excluded to the extent permitted by law. Statutory consumer rights remain unaffected.

Claim support
Email support@btscar-us.com with your order number, product or SKU, vehicle details and a description with photos or video. We may request reasonable installation or diagnostic information. Approved claims may receive replacement parts, an equivalent replacement, or a refund if no suitable replacement is available. We provide a prepaid label when an approved warranty item must be returned. Wait for our instructions before shipping.

Customer service
Phone / WhatsApp: +86 158 1943 1912. Daily, 10:00 AM–10:00 PM (GMT+8). We aim to respond within 24 hours; this is a target, not a guarantee.

Full warranty: https://btscar-us.com/pages/warranty-policy