Labwork For 02-05 Buick Chevrolet GMC Isuzu Oldsmobile 4.2 Head Gasket Bolts Set
Labwork For 02-05 Buick Chevrolet GMC Isuzu Oldsmobile 4.2 Head Gasket Bolts Set is a direct-replacement MLS head gasket kit with new cylinder head bolts, priced at $73.25. Ideal for 4.2L inline-6 engine repairs in SUVs like the Trailblazer, Envoy, and Rainier, it ensures reliable sealing during head gasket replacement.
● In stock
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Key features
- MLS steel head gasket for durability
- Includes new cylinder head bolts
- Direct OEM-spec replacement fit
- Fits 2002–2005 GM and Isuzu SUVs
- Covers Buick, Chevrolet, GMC, Oldsmobile
- 1-year warranty, new condition
- Interchange numbers: HS26214PT, ES71334
Pros
- +Complete kit with essential bolts
- +MLS gasket resists warping and leaks
- +Broad fitment across multiple brands
- +Cost-effective vs. dealer parts
- +Backed by 1-year warranty
Cons
- −Only for 4.2L inline-6 engines
- −Not reusable after initial installation
About Labwork For 02-05 Buick Chevrolet GMC Isuzu Oldsmobile 4.2 Head Gasket Bolts Set
What is Labwork For 02-05 Buick Chevrolet GMC Isuzu Oldsmobile 4.2 Head Gasket Bolts Set?
This complete head gasket kit from Labwork is engineered for precise fitment on 2002–2005 GM and Isuzu SUVs equipped with the 4.2L inline-6 engine. It includes a multi-layer steel (MLS) head gasket and new cylinder head bolts, essential for maintaining proper clamping force during engine assembly. Designed as a direct replacement, it supports reliable performance in vehicles like the Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Isuzu Ascender, Oldsmobile Bravada, and Saab 9-7x. The kit ensures a factory-spec repair, critical for preventing coolant or oil leaks after cylinder head service.
Key features
- MLS Head Gasket Material — Multi-layer steel construction for superior heat and pressure resistance.
- Complete Bolt Set Included — Fresh head bolts ensure correct torque and prevent thread failure.
- Direct Replacement Fit — Matches OEM specifications for 4.2L L6 engines.
- Compatible with Multiple Brands — Fits GM, Isuzu, and Saab SUVs from 2002–2005.
- New Condition with 1-Year Warranty — Guaranteed reliability and manufacturer-backed coverage.
- Interchange Numbers Included — Cross-references HS26214PT, HS26214PT-1, and ES71334 for easy verification.
- Front Engine Placement — Correct orientation for inline-6 cylinder head setup.
Who is Labwork For 02-05 Buick Chevrolet GMC Isuzu Oldsmobile 4.2 Head Gasket Bolts Set for?
This kit is ideal for DIY mechanics and repair shops tackling head gasket failures in 4.2L-powered SUVs. It’s especially valuable for those rebuilding engines where torque-to-yield bolts must be replaced. Owners of aging Trailblazers, Envoys, and Ascenders will appreciate the OEM-matching quality that helps restore engine integrity without sourcing individual components.
How does Labwork For 02-05 Buick Chevrolet GMC Isuzu Oldsmobile 4.2 Head Gasket Bolts Set compare?
Unlike generic gasket sets that omit critical fasteners, this Labwork kit includes both the MLS gasket and new head bolts—components often required by manufacturer specs. Compared to basic aftermarket kits, it offers better durability than composite gaskets and avoids the risk of reusing stretched bolts. It matches the performance of pricier branded kits while supporting a broader vehicle range than single-make OEM parts.
Best use cases
- →Replacing blown head gasket
- →Engine rebuild on 4.2L SUV
- →Preventing coolant leaks
- →Restoring compression
- →DIY trail repair after failure
Is Labwork For 02-05 Buick Chevrolet GMC Isuzu Oldsmobile 4.2 Head Gasket Bolts Set right for you?
Buy this kit if you're repairing a 4.2L engine in a Trailblazer, Envoy, or Ascender. Ideal for intermediate DIYers with torque wrench experience. Always replace head bolts when reassembling. Alternatives include OEM dealer kits or premium brands like Fel-Pro, but this Labwork set offers comparable quality at lower cost.
How it compares: Compared to basic gasket-only kits, this Labwork set includes critical head bolts and uses durable MLS material instead of composite, reducing failure risk. It outperforms standard repair kits while matching OEM fit without the dealer price tag.
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What vehicles does this head gasket set fit?
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This kit fits 2002–2005 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Isuzu Ascender, Oldsmobile Bravada, and Saab 9-7x with the 4.2L inline-6 engine. Always verify your engine code before purchase.
Does this kit include head bolts?
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Yes, it includes new engine cylinder head bolts. Replacing bolts is critical for proper torque and sealing with MLS gaskets, especially on torque-to-yield applications like the 4.2L engine.
How does MLS gasket material improve performance?
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Multi-layer steel (MLS) gaskets handle high combustion pressure and thermal cycling better than composite types. They resist warping and maintain seal integrity, reducing risk of future leaks.
Is this a direct replacement for OEM parts?
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Yes, it's designed as a direct replacement with OEM-matching dimensions and materials. Fitment is confirmed for front cylinder head placement on 4.2L inline-6 engines.
Can I use this for a high-mileage engine rebuild?
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Absolutely. The MLS gasket and new bolts make this ideal for high-mileage rebuilds where reliability is critical. Ensure cylinder heads are flat and block deck is clean before installation.
How much does Labwork For 02-05 Buick Chevrolet GMC Isuzu Oldsmobile 4.2 Head Gasket Bolts Set cost?
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Labwork For 02-05 Buick Chevrolet GMC Isuzu Oldsmobile 4.2 Head Gasket Bolts Set is $73.25 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.
Is Labwork For 02-05 Buick Chevrolet GMC Isuzu Oldsmobile 4.2 Head Gasket Bolts Set in stock at Lab Work Auto?
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Yes, Labwork For 02-05 Buick Chevrolet GMC Isuzu Oldsmobile 4.2 Head Gasket Bolts Set is currently in stock at Lab Work Auto.
Specifications
- SKU
- F8-025719