Apex ACS3020 Engine Conversion Gasket Set

Brand Apex ACS3020
Fits Chevrolet, GMC, Isuzu, and Oldsmobile · 149 vehicles

Engine conversion set. Provides the gaskets and seals needed for a conversion job.

Gasket and sealing system. Helps restore a tight, reliable seal in the engine.

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Engine Conversion Gasket Set for GM Applications

The Apex ACS3020 engine conversion gasket set is built for engine sealing service on a wide range of GM and related light-duty trucks, vans, and SUVs. It is a direct-fit option for repair work that requires dependable sealing across multiple engine conversion applications.

Key Features

  • Engine conversion gasket set for sealing service during engine repair or swap work
  • Compatible with 1996-2006 Chevrolet Express 1500 and Express 2500
  • Compatible with 1999-2006 Chevrolet Silverado 1500 and 1996-2005 Chevrolet Astro
  • Compatible with 1996-2006 GMC Savana 1500 and Savana 2500
  • Compatible with 1999-2006 GMC Sierra 1500 and 1996-2004 Chevrolet S10
  • Part number ACS3020 for cataloging and application lookup

Detailed Description

Apex ACS3020 is an engine conversion gasket set for vehicles spanning 1996-2006 model years, including Chevrolet Express, Silverado, Astro, Blazer, S10, and GMC Savana, Sierra, Safari, Sonoma, Jimmy, and P3500 applications. It also covers Oldsmobile Bravada, Isuzu Hombre, and Chevrolet/GMC C/K and P-series platforms listed in the fitment data. Use ACS3020 when the job calls for a sealing solution matched to these engine conversion applications.

This part cross-references common aftermarket listings for the same application. Part number ACS3020 should be verified against the vehicle’s engine configuration before installation.

What It Is Used For

  • Replacing worn or damaged gaskets during engine conversion service
  • Addressing oil, coolant, or vacuum sealing concerns tied to gasket failure
  • Supporting engine reseal work after teardown or component replacement
  • Restoring proper sealing on GM trucks, vans, and SUVs listed in the fitment data

Installation Notes and Tips

Confirm engine family, displacement, and gasket surface condition before beginning the repair. Clean all mating surfaces thoroughly and follow the vehicle service manual for torque sequence, torque values, and sealant use where specified. Verify fitment for the exact year, make, and model before ordering ACS3020.

Quality Assurance

Built under the Apex brand for engine sealing applications. Review the vehicle-specific service procedure and parts catalog information to confirm the correct gasket set for your repair.

This part fits 149 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2006ChevroletExpress 15004.3LV6N/A—
2006ChevroletExpress 25004.3LV6N/A—
2006ChevroletSilverado 15004.3LV6N/A—
2006GMCSavana 15004.3LV6N/A—
2006GMCSavana 25004.3LV6N/A—
2006GMCSierra 15004.3LV6N/A—
2005ChevroletAstro4.3LV6N/A—
2005ChevroletBlazer4.3LV6N/A—
2005ChevroletExpress 15004.3LV6N/A—
2005ChevroletExpress 25004.3LV6N/A—
2005ChevroletSilverado 15004.3LV6N/A—
2005GMCSafari4.3LV6N/A—
2005GMCSavana 15004.3LV6N/A—
2005GMCSavana 25004.3LV6N/A—
2005GMCSierra 15004.3LV6N/A—
2004ChevroletAstro4.3LV6N/A—
2004ChevroletBlazer4.3LV6N/A—
2004ChevroletExpress 15004.3LV6N/A—
2004ChevroletExpress 25004.3LV6N/A—
2004ChevroletS104.3LV6N/A—
2004ChevroletSilverado 15004.3LV6N/A—
2004GMCSafari4.3LV6N/A—
2004GMCSavana 15004.3LV6N/A—
2004GMCSavana 25004.3LV6N/A—
2004GMCSierra 15004.3LV6N/A—
2004GMCSonoma4.3LV6N/A—
2003ChevroletAstro4.3LV6N/A—
2003ChevroletBlazer4.3LV6N/A—
2003ChevroletExpress 15004.3LV6N/A—
2003ChevroletExpress 25004.3LV6N/A—
2003ChevroletS104.3LV6N/A—
2003ChevroletSilverado 15004.3LV6N/A—
2003GMCSafari4.3LV6N/A—
2003GMCSavana 15004.3LV6N/A—
2003GMCSavana 25004.3LV6N/A—
2003GMCSierra 15004.3LV6N/A—
2003GMCSonoma4.3LV6N/A—
2002ChevroletAstro4.3LV6N/A—
2002ChevroletBlazer4.3LV6N/A—
2002ChevroletExpress 15004.3LV6N/A—
2002ChevroletExpress 25004.3LV6N/A—
2002ChevroletS104.3LV6N/A—
2002ChevroletSilverado 15004.3LV6N/A—
2002GMCSafari4.3LV6N/A—
2002GMCSavana 15004.3LV6N/A—
2002GMCSavana 25004.3LV6N/A—
2002GMCSavana 35004.3LV6N/A—
2002GMCSierra 15004.3LV6N/A—
2002GMCSonoma4.3LV6N/A—
2001ChevroletAstro4.3LV6N/A—
2001ChevroletBlazer4.3LV6N/A—
2001ChevroletExpress 15004.3LV6N/A—
2001ChevroletExpress 25004.3LV6N/A—
2001ChevroletS104.3LV6N/A—
2001ChevroletSilverado 15004.3LV6N/A—
2001GMCJimmy4.3LV6N/A—
2001GMCSafari4.3LV6N/A—
2001GMCSavana 15004.3LV6N/A—
2001GMCSavana 25004.3LV6N/A—
2001GMCSavana 35004.3LV6N/A—
2001GMCSierra 15004.3LV6N/A—
2001GMCSonoma4.3LV6N/A—
2001OldsmobileBravada4.3LV6N/A—
2000ChevroletAstro4.3LV6N/A—
2000ChevroletBlazer4.3LV6N/A—
2000ChevroletExpress 15004.3LV6N/A—
2000ChevroletExpress 25004.3LV6N/A—
2000ChevroletS104.3LV6N/A—
2000ChevroletSilverado 15004.3LV6N/A—
2000GMCJimmy4.3LV6N/A—
2000GMCSafari4.3LV6N/A—
2000GMCSavana 15004.3LV6N/A—
2000GMCSavana 25004.3LV6N/A—
2000GMCSavana 35004.3LV6N/A—
2000GMCSierra 15004.3LV6N/A—
2000GMCSonoma4.3LV6N/A—
2000IsuzuHombre4.3LV6N/A—
2000OldsmobileBravada4.3LV6N/A—
1999ChevroletAstro4.3LV6N/A—
1999ChevroletBlazer4.3LV6N/A—
1999ChevroletExpress 15004.3LV6N/A—
1999ChevroletExpress 25004.3LV6N/A—
1999ChevroletP304.3LV6N/A—
1999ChevroletS104.3LV6N/A—
1999ChevroletSilverado 15004.3LV6N/A—
1999GMCJimmy4.3LV6N/A—
1999GMCP35004.3LV6N/A—
1999GMCSafari4.3LV6N/A—
1999GMCSavana 15004.3LV6N/A—
1999GMCSavana 25004.3LV6N/A—
1999GMCSierra 15004.3LV6N/A—
1999GMCSonoma4.3LV6N/A—
1999IsuzuHombre4.3LV6N/A—
1999OldsmobileBravada4.3LV6N/A—
1998ChevroletAstro4.3LV6N/A—
1998ChevroletBlazer4.3LV6N/A—
1998ChevroletC15004.3LV6N/A—
1998ChevroletExpress 15004.3LV6N/A—
1998ChevroletExpress 25004.3LV6N/A—
1998ChevroletK15004.3LV6N/A—
1998ChevroletP304.3LV6N/A—
1998ChevroletS104.3LV6N/A—
1998GMCC15004.3LV6N/A—
1998GMCJimmy4.3LV6N/A—
1998GMCK15004.3LV6N/A—
1998GMCP35004.3LV6N/A—
1998GMCSafari4.3LV6N/A—
1998GMCSavana 15004.3LV6N/A—
1998GMCSavana 25004.3LV6N/A—
1998GMCSavana 35004.3LV6N/A—
1998GMCSonoma4.3LV6N/A—
1998IsuzuHombre4.3LV6N/A—
1998OldsmobileBravada4.3LV6N/A—
1997ChevroletAstro4.3LV6N/A—
1997ChevroletBlazer4.3LV6N/A—
1997ChevroletC15004.3LV6N/A—
1997ChevroletExpress 15004.3LV6N/A—
1997ChevroletExpress 25004.3LV6N/A—
1997ChevroletK15004.3LV6N/A—
1997ChevroletP304.3LV6N/A—
1997ChevroletS104.3LV6N/A—
1997GMCC15004.3LV6N/A—
1997GMCJimmy4.3LV6N/A—
1997GMCK15004.3LV6N/A—
1997GMCP35004.3LV6N/A—
1997GMCSafari4.3LV6N/A—
1997GMCSavana 15004.3LV6N/A—
1997GMCSavana 25004.3LV6N/A—
1997GMCSavana 35004.3LV6N/A—
1997GMCSonoma4.3LV6N/A—
1997IsuzuHombre4.3LV6N/A—
1997OldsmobileBravada4.3LV6N/A—
1996ChevroletAstro4.3LV6N/A—
1996ChevroletBlazer4.3LV6N/A—
1996ChevroletC15004.3LV6N/A—
1996ChevroletExpress 15004.3LV6N/A—
1996ChevroletExpress 25004.3LV6N/A—
1996ChevroletK15004.3LV6N/A—
1996ChevroletP304.3LV6N/A—
1996ChevroletS104.3LV6N/A—
1996GMCC15004.3LV6N/A—
1996GMCJimmy4.3LV6N/A—
1996GMCK15004.3LV6N/A—
1996GMCP35004.3LV6N/A—
1996GMCSafari4.3LV6N/A—
1996GMCSavana 15004.3LV6N/A—
1996GMCSavana 25004.3LV6N/A—
1996GMCSonoma4.3LV6N/A—
1996OldsmobileBravada4.3LV6N/A—