Apex ACS3025 Engine Conversion Gasket Set

Brand Apex ACS3025
Fits Chevrolet, GMC, Oldsmobile, and Pontiac · 223 vehicles

Conversion gasket set. Provides the sealing components needed for engine conversion work.

$60.78Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $60.78
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Apex ACS3025 Engine Conversion Gasket Set

The Apex ACS3025 engine conversion gasket set is built for engine sealing service on a wide range of GM trucks, vans, SUVs, and passenger cars from 1986-1996. It is a direct-fit option for applications such as Chevrolet G30, Astro, S10, and GMC Safari models that need reliable gasket replacement during engine work.

Key Features

  • Engine conversion gasket set for sealing service during engine repair or rebuild work
  • Fits a broad range of Chevrolet, GMC, Oldsmobile, and Pontiac applications
  • Coverage includes popular platforms such as Chevrolet Blazer, C1500, K1500, S10, and GMC Sonoma
  • Part number ACS3025 for ordering and catalog lookup
  • Compatible with 1986-1996 model years listed in the fitment data

Detailed Description

Apex ACS3025 is an engine conversion gasket set for GM applications that require sealing components during engine service. This part number ACS3025 covers multiple Chevrolet and GMC platforms, including Chevrolet Caprice, Monte Carlo, El Camino, and GMC Jimmy, along with vans and light trucks such as Chevrolet Astro, G10, G20, and GMC Safari. It also fits select Oldsmobile Bravada and Pontiac Bonneville, Parisienne, and Grand Prix applications. Use this gasket set when servicing engines in vehicles that need dependable sealing across the listed fitment range.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Repair Uses

  • Oil seepage at engine sealing surfaces
  • Coolant leaks related to gasket failure
  • Compression loss from worn or damaged seals
  • Leak repair during engine conversion or rebuild service
  • Replacement of aged gaskets on high-mileage GM vehicles

Installation Notes and Tips

Verify engine configuration and match the vehicle to the listed fitment before installation. Clean all mating surfaces thoroughly, inspect for warpage or damage, and follow the service manual torque sequence and tightening specifications for the engine being serviced. Confirm the correct gasket locations during assembly, especially on multi-application GM platforms such as Chevrolet C1500, K2500, and GMC G3500.

Quality Assurance

Apex ACS3025 is cataloged for the listed GM fitments and should be matched to the exact year, make, and model before installation. Confirm application details for Chevrolet G30, GMC Safari, and related vehicles to ensure proper sealing performance.

This part fits 223 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1996ChevroletG304.3LV6N/A—
1995ChevroletAstro4.3LV6N/A—
1995ChevroletBlazer4.3LV6N/A—
1995ChevroletC15004.3LV6N/A—
1995ChevroletC25004.3LV6N/A—
1995ChevroletG104.3LV6N/A—
1995ChevroletG204.3LV6N/A—
1995ChevroletG304.3LV6N/A—
1995ChevroletK15004.3LV6N/A—
1995ChevroletK25004.3LV6N/A—
1995ChevroletP304.3LV6N/A—
1995ChevroletS104.3LV6N/A—
1995GMCC15004.3LV6N/A—
1995GMCC25004.3LV6N/A—
1995GMCG15004.3LV6N/A—
1995GMCG25004.3LV6N/A—
1995GMCG35004.3LV6N/A—
1995GMCJimmy4.3LV6N/A—
1995GMCK15004.3LV6N/A—
1995GMCK25004.3LV6N/A—
1995GMCP35004.3LV6N/A—
1995GMCSafari4.3LV6N/A—
1995GMCSonoma4.3LV6N/A—
1994ChevroletAstro4.3LV6N/A—
1994ChevroletC15004.3LV6N/A—
1994ChevroletC25004.3LV6N/A—
1994ChevroletG104.3LV6N/A—
1994ChevroletG204.3LV6N/A—
1994ChevroletG304.3LV6N/A—
1994ChevroletK15004.3LV6N/A—
1994ChevroletK25004.3LV6N/A—
1994ChevroletP304.3LV6N/A—
1994ChevroletS104.3LV6N/A—
1994ChevroletS10 Blazer4.3LV6N/A—
1994GMCC15004.3LV6N/A—
1994GMCC25004.3LV6N/A—
1994GMCG15004.3LV6N/A—
1994GMCG25004.3LV6N/A—
1994GMCG35004.3LV6N/A—
1994GMCJimmy4.3LV6N/A—
1994GMCK15004.3LV6N/A—
1994GMCK25004.3LV6N/A—
1994GMCP35004.3LV6N/A—
1994GMCSafari4.3LV6N/A—
1994GMCSonoma4.3LV6N/A—
1994OldsmobileBravada4.3LV6N/A—
1993ChevroletAstro4.3LV6N/A—
1993ChevroletC15004.3LV6N/A—
1993ChevroletC25004.3LV6N/A—
1993ChevroletCaprice4.3LV6N/A—
1993ChevroletG104.3LV6N/A—
1993ChevroletG204.3LV6N/A—
1993ChevroletG304.3LV6N/A—
1993ChevroletK15004.3LV6N/A—
1993ChevroletK25004.3LV6N/A—
1993ChevroletP304.3LV6N/A—
1993ChevroletS104.3LV6N/A—
1993ChevroletS10 Blazer4.3LV6N/A—
1993GMCC15004.3LV6N/A—
1993GMCC25004.3LV6N/A—
1993GMCG15004.3LV6N/A—
1993GMCG25004.3LV6N/A—
1993GMCG35004.3LV6N/A—
1993GMCJimmy4.3LV6N/A—
1993GMCK15004.3LV6N/A—
1993GMCK25004.3LV6N/A—
1993GMCP35004.3LV6N/A—
1993GMCSafari4.3LV6N/A—
1993GMCSonoma4.3LV6N/A—
1993OldsmobileBravada4.3LV6N/A—
1992ChevroletAstro4.3LV6N/A—
1992ChevroletC15004.3LV6N/A—
1992ChevroletC25004.3LV6N/A—
1992ChevroletCaprice4.3LV6N/A—
1992ChevroletCommercial Chassis4.3LV6N/A—
1992ChevroletG104.3LV6N/A—
1992ChevroletG204.3LV6N/A—
1992ChevroletG304.3LV6N/A—
1992ChevroletK15004.3LV6N/A—
1992ChevroletK25004.3LV6N/A—
1992ChevroletP304.3LV6N/A—
1992ChevroletS104.3LV6N/A—
1992ChevroletS10 Blazer4.3LV6N/A—
1992GMCC15004.3LV6N/A—
1992GMCC25004.3LV6N/A—
1992GMCG15004.3LV6N/A—
1992GMCG25004.3LV6N/A—
1992GMCG35004.3LV6N/A—
1992GMCJimmy4.3LV6N/A—
1992GMCK15004.3LV6N/A—
1992GMCK25004.3LV6N/A—
1992GMCP35004.3LV6N/A—
1992GMCSafari4.3LV6N/A—
1992GMCSonoma4.3LV6N/A—
1992OldsmobileBravada4.3LV6N/A—
1991ChevroletAstro4.3LV6N/A—
1991ChevroletC15004.3LV6N/A—
1991ChevroletC25004.3LV6N/A—
1991ChevroletG104.3LV6N/A—
1991ChevroletG204.3LV6N/A—
1991ChevroletG304.3LV6N/A—
1991ChevroletK15004.3LV6N/A—
1991ChevroletK25004.3LV6N/A—
1991ChevroletP304.3LV6N/A—
1991ChevroletS104.3LV6N/A—
1991ChevroletS10 Blazer4.3LV6N/A—
1991GMCC15004.3LV6N/A—
1991GMCC25004.3LV6N/A—
1991GMCG15004.3LV6N/A—
1991GMCG25004.3LV6N/A—
1991GMCG35004.3LV6N/A—
1991GMCK15004.3LV6N/A—
1991GMCK25004.3LV6N/A—
1991GMCP35004.3LV6N/A—
1991GMCS15 Jimmy4.3LV6N/A—
1991GMCSafari4.3LV6N/A—
1991GMCSonoma4.3LV6N/A—
1991OldsmobileBravada4.3LV6N/A—
1990ChevroletAstro4.3LV6N/A—
1990ChevroletC15004.3LV6N/A—
1990ChevroletC25004.3LV6N/A—
1990ChevroletCaprice4.3LV6N/A—
1990ChevroletG104.3LV6N/A—
1990ChevroletG204.3LV6N/A—
1990ChevroletG304.3LV6N/A—
1990ChevroletK15004.3LV6N/A—
1990ChevroletK25004.3LV6N/A—
1990ChevroletP304.3LV6N/A—
1990ChevroletS104.3LV6N/A—
1990ChevroletS10 Blazer4.3LV6N/A—
1990GMCC15004.3LV6N/A—
1990GMCC25004.3LV6N/A—
1990GMCG15004.3LV6N/A—
1990GMCG25004.3LV6N/A—
1990GMCG35004.3LV6N/A—
1990GMCK15004.3LV6N/A—
1990GMCK25004.3LV6N/A—
1990GMCP35004.3LV6N/A—
1990GMCS154.3LV6N/A—
1990GMCS15 Jimmy4.3LV6N/A—
1990GMCSafari4.3LV6N/A—
1989ChevroletAstro4.3LV6N/A—
1989ChevroletC15004.3LV6N/A—
1989ChevroletC25004.3LV6N/A—
1989ChevroletCaprice4.3LV6N/A—
1989ChevroletG104.3LV6N/A—
1989ChevroletG204.3LV6N/A—
1989ChevroletG304.3LV6N/A—
1989ChevroletK15004.3LV6N/A—
1989ChevroletK25004.3LV6N/A—
1989ChevroletS104.3LV6N/A—
1989ChevroletS10 Blazer4.3LV6N/A—
1989GMCC15004.3LV6N/A—
1989GMCC25004.3LV6N/A—
1989GMCG15004.3LV6N/A—
1989GMCG25004.3LV6N/A—
1989GMCG35004.3LV6N/A—
1989GMCK15004.3LV6N/A—
1989GMCK25004.3LV6N/A—
1989GMCS154.3LV6N/A—
1989GMCS15 Jimmy4.3LV6N/A—
1989GMCSafari4.3LV6N/A—
1988ChevroletAstro4.3LV6N/A—
1988ChevroletC15004.3LV6N/A—
1988ChevroletC25004.3LV6N/A—
1988ChevroletCaprice4.3LV6N/A—
1988ChevroletG104.3LV6N/A—
1988ChevroletG204.3LV6N/A—
1988ChevroletG304.3LV6N/A—
1988ChevroletK15004.3LV6N/A—
1988ChevroletK25004.3LV6N/A—
1988ChevroletMonte Carlo4.3LV6N/A—
1988ChevroletR204.3LV6N/A—
1988ChevroletS104.3LV6N/A—
1988ChevroletS10 Blazer4.3LV6N/A—
1988GMCC15004.3LV6N/A—
1988GMCC25004.3LV6N/A—
1988GMCG15004.3LV6N/A—
1988GMCG25004.3LV6N/A—
1988GMCG35004.3LV6N/A—
1988GMCK15004.3LV6N/A—
1988GMCK25004.3LV6N/A—
1988GMCS154.3LV6N/A—
1988GMCS15 Jimmy4.3LV6N/A—
1988GMCSafari4.3LV6N/A—
1987ChevroletAstro4.3LV6N/A—
1987ChevroletCaprice4.3LV6N/A—
1987ChevroletEl Camino4.3LV6N/A—
1987ChevroletG104.3LV6N/A—
1987ChevroletG204.3LV6N/A—
1987ChevroletG304.3LV6N/A—
1987ChevroletMonte Carlo4.3LV6N/A—
1987ChevroletR104.3LV6N/A—
1987ChevroletR204.3LV6N/A—
1987ChevroletV104.3LV6N/A—
1987GMCG15004.3LV6N/A—
1987GMCG25004.3LV6N/A—
1987GMCG35004.3LV6N/A—
1987GMCR15004.3LV6N/A—
1987GMCR25004.3LV6N/A—
1987GMCSafari4.3LV6N/A—
1987GMCV15004.3LV6N/A—
1987PontiacGrand Prix4.3LV6N/A—
1986ChevroletAstro4.3LV6N/A—
1986ChevroletC104.3LV6N/A—
1986ChevroletC204.3LV6N/A—
1986ChevroletCaprice4.3LV6N/A—
1986ChevroletEl Camino4.3LV6N/A—
1986ChevroletG104.3LV6N/A—
1986ChevroletG204.3LV6N/A—
1986ChevroletG304.3LV6N/A—
1986ChevroletK104.3LV6N/A—
1986ChevroletMonte Carlo4.3LV6N/A—
1986GMCC15004.3LV6N/A—
1986GMCC25004.3LV6N/A—
1986GMCG15004.3LV6N/A—
1986GMCG25004.3LV6N/A—
1986GMCG35004.3LV6N/A—
1986GMCK15004.3LV6N/A—
1986GMCSafari4.3LV6N/A—
1986PontiacBonneville4.3LV6N/A—
1986PontiacGrand Prix4.3LV6N/A—
1986PontiacParisienne4.3LV6N/A—