ATP Parts 103122 Engine Timing Cover

Brand ATP Parts 103122
Fits Chevrolet, GMC, and Oldsmobile · 214 vehicles

OE-style fit and function. Matches the original part for straightforward replacement.

Protects the timing chain. Helps maintain proper lubrication and reduce damage.

Engine timing cover. A critical engine component built for long life and durability.

Cross-references Pioneer Automotive Industries 500262S and 12513961 for the same application. See all 2.

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Engine Timing Cover for OE-Style Protection

ATP Parts 103122 is an engine timing cover built for vehicles that need a direct-fit replacement with proper timing chain lubrication and protection. It is made to fit and function like the original part, helping maintain sealing and durability in high-mileage GM applications.

This timing cover is a practical choice for Chevrolet and GMC trucks, vans, and SUVs that use a welded pointer design. Part number 103122 is also a direct cross-reference to Pioneer Automotive Industries 500262S for the same application.

Key Features

  • Engine timing cover for valve train and timing chain protection
  • Supports proper lubrication inside the timing cover area
  • OE-style fit and function for direct replacement use
  • Built for applications with a welded pointer
  • Steel construction noted in select GMC fitments
  • ATP Parts 103122 for targeted GM engine repair

Detailed Description

The timing cover is a critical sealing and protection component at the front of the engine. When the cover is damaged by corrosion or over-tightening, engine oil leakage can occur and lead to serious engine damage. ATP Parts 103122 is engineered to replace the original engine timing cover and restore the sealing surface needed to protect the timing chain and maintain lubrication. It fits a wide range of Chevrolet and GMC applications, including Chevrolet Astro, C1500, K1500, S10, S10 Blazer, Caprice, Monte Carlo, and GMC Safari, Sonoma, Jimmy, and Sierra-era truck platforms with welded pointer configurations.

Compatible With 1985-1994 Chevrolet Astro, 1988-1994 Chevrolet C1500, and 1988-1994 Chevrolet K1500 applications, this part supports common GM engine repair needs where the original cover has worn, cracked, or leaked. Use ATP Parts 103122 when replacing a damaged front engine cover on GM trucks, vans, and SUVs that require this specific timing cover style.

What It Helps Fix

  • Front engine oil leaks from a damaged timing cover
  • Corrosion-related cover deterioration
  • Damage caused by over-tightening during prior service
  • Timing chain exposure from a compromised cover seal
  • Loss of lubrication protection around the timing set

Installation Notes

Verify welded pointer configuration and engine application before installation. Clean the sealing surfaces thoroughly and inspect the timing set, gasket surfaces, and front engine seals during service. Follow factory torque specifications to avoid warping or cracking the cover during installation.

Quality Assurance

ATP Parts timing covers are made to match original part fit and function for dependable service life and durability in repair applications.

This part fits 214 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1994ChevroletAstro4.3LV6N/AEngine Timing Cover with welded pointer.
1994ChevroletC15004.3LV6N/AEngine Timing Cover with welded pointer.
1994ChevroletC25004.3LV6N/AEngine Timing Cover with welded pointer.
1994ChevroletG104.3LV6N/AEngine Timing Cover with welded pointer.
1994ChevroletG204.3LV6N/AEngine Timing Cover with welded pointer.
1994ChevroletG304.3LV6N/AEngine Timing Cover with welded pointer.
1994ChevroletK15004.3LV6N/AEngine Timing Cover with welded pointer.
1994ChevroletK25004.3LV6N/AEngine Timing Cover with welded pointer.
1994ChevroletP304.3LV6N/AEngine Timing Cover with welded pointer.
1994ChevroletS104.3LV6N/AEngine Timing Cover with welded pointer.
1994ChevroletS10 Blazer4.3LV6N/AEngine Timing Cover with welded pointer.
1994GMCC15004.3LV6N/Aw/Welded Pointer; Steel
1994GMCC25004.3LV6N/Aw/Welded Pointer; Steel
1994GMCG15004.3LV6N/AEngine Timing Cover with welded pointer.
1994GMCG25004.3LV6N/AEngine Timing Cover with welded pointer.
1994GMCG35004.3LV6N/AEngine Timing Cover with welded pointer.
1994GMCJimmy4.3LV6N/Aw/Welded Pointer; Steel
1994GMCK15004.3LV6N/Aw/Welded Pointer; Steel
1994GMCK25004.3LV6N/Aw/Welded Pointer; Steel
1994GMCP35004.3LV6N/AEngine Timing Cover with welded pointer.
1994GMCSafari4.3LV6N/Aw/Welded Pointer; Steel
1994GMCSonoma4.3LV6N/Aw/Welded Pointer; Steel
1993ChevroletAstro4.3LV6N/AEngine Timing Cover with welded pointer.
1993ChevroletC15004.3LV6N/AEngine Timing Cover with welded pointer.
1993ChevroletC25004.3LV6N/AEngine Timing Cover with welded pointer.
1993ChevroletCaprice4.3LV6N/AEngine Timing Cover with welded pointer.
1993ChevroletG104.3LV6N/AEngine Timing Cover with welded pointer.
1993ChevroletG204.3LV6N/AEngine Timing Cover with welded pointer.
1993ChevroletG304.3LV6N/AEngine Timing Cover with welded pointer.
1993ChevroletK15004.3LV6N/AEngine Timing Cover with welded pointer.
1993ChevroletK25004.3LV6N/AEngine Timing Cover with welded pointer.
1993ChevroletP304.3LV6N/AEngine Timing Cover with welded pointer.
1993ChevroletS104.3LV6N/AEngine Timing Cover with welded pointer.
1993ChevroletS10 Blazer4.3LV6N/AEngine Timing Cover with welded pointer.
1993GMCC15004.3LV6N/AEngine Timing Cover with welded pointer.
1993GMCC25004.3LV6N/AEngine Timing Cover with welded pointer.
1993GMCG15004.3LV6N/AEngine Timing Cover with welded pointer.
1993GMCG25004.3LV6N/AEngine Timing Cover with welded pointer.
1993GMCG35004.3LV6N/AEngine Timing Cover with welded pointer.
1993GMCJimmy4.3LV6N/Aw/Welded Pointer; Steel
1993GMCK15004.3LV6N/AEngine Timing Cover with welded pointer.
1993GMCK25004.3LV6N/AEngine Timing Cover with welded pointer.
1993GMCP35004.3LV6N/AEngine Timing Cover with welded pointer.
1993GMCSafari4.3LV6N/AEngine Timing Cover with welded pointer.
1993GMCSonoma4.3LV6N/Aw/Welded Pointer; Steel
1992ChevroletAstro4.3LV6N/AEngine Timing Cover with welded pointer.
1992ChevroletC15004.3LV6N/AEngine Timing Cover with welded pointer.
1992ChevroletC25004.3LV6N/AEngine Timing Cover with welded pointer.
1992ChevroletCaprice4.3LV6N/AEngine Timing Cover with welded pointer.
1992ChevroletG104.3LV6N/AEngine Timing Cover with welded pointer.
1992ChevroletG204.3LV6N/AEngine Timing Cover with welded pointer.
1992ChevroletG304.3LV6N/AEngine Timing Cover with welded pointer.
1992ChevroletK15004.3LV6N/AEngine Timing Cover with welded pointer.
1992ChevroletK25004.3LV6N/AEngine Timing Cover with welded pointer.
1992ChevroletP304.3LV6N/AEngine Timing Cover with welded pointer.
1992ChevroletS104.3LV6N/AEngine Timing Cover with welded pointer.
1992ChevroletS10 Blazer4.3LV6N/AEngine Timing Cover with welded pointer.
1992GMCC15004.3LV6N/AEngine Timing Cover with welded pointer.
1992GMCC25004.3LV6N/AEngine Timing Cover with welded pointer.
1992GMCG15004.3LV6N/AEngine Timing Cover with welded pointer.
1992GMCG25004.3LV6N/AEngine Timing Cover with welded pointer.
1992GMCG35004.3LV6N/AEngine Timing Cover with welded pointer.
1992GMCJimmy4.3LV6N/AEngine Timing Cover with welded pointer.
1992GMCK15004.3LV6N/AEngine Timing Cover with welded pointer.
1992GMCK25004.3LV6N/AEngine Timing Cover with welded pointer.
1992GMCP35004.3LV6N/AEngine Timing Cover with welded pointer.
1992GMCSafari4.3LV6N/AEngine Timing Cover with welded pointer.
1992GMCSonoma4.3LV6N/AEngine Timing Cover with welded pointer.
1992OldsmobileBravada4.3LV6N/AEngine Timing Cover with welded pointer.
1991ChevroletAstro4.3LV6N/AEngine Timing Cover with welded pointer.
1991ChevroletC15004.3LV6N/AEngine Timing Cover with welded pointer.
1991ChevroletC25004.3LV6N/AEngine Timing Cover with welded pointer.
1991ChevroletG104.3LV6N/AEngine Timing Cover with welded pointer.
1991ChevroletG204.3LV6N/AEngine Timing Cover with welded pointer.
1991ChevroletG304.3LV6N/AEngine Timing Cover with welded pointer.
1991ChevroletK15004.3LV6N/AEngine Timing Cover with welded pointer.
1991ChevroletK25004.3LV6N/AEngine Timing Cover with welded pointer.
1991ChevroletP304.3LV6N/AEngine Timing Cover with welded pointer.
1991ChevroletS104.3LV6N/AEngine Timing Cover with welded pointer.
1991ChevroletS10 Blazer4.3LV6N/AEngine Timing Cover with welded pointer.
1991ChevroletS10 Blazer3.1LV6N/AEngine Timing Cover with welded pointer.
1991GMCC15004.3LV6N/AEngine Timing Cover with welded pointer.
1991GMCC25004.3LV6N/AEngine Timing Cover with welded pointer.
1991GMCG15004.3LV6N/AEngine Timing Cover with welded pointer.
1991GMCG25004.3LV6N/AEngine Timing Cover with welded pointer.
1991GMCG35004.3LV6N/AEngine Timing Cover with welded pointer.
1991GMCK15004.3LV6N/AEngine Timing Cover with welded pointer.
1991GMCK25004.3LV6N/AEngine Timing Cover with welded pointer.
1991GMCP35004.3LV6N/AEngine Timing Cover with welded pointer.
1991GMCS15 Jimmy4.3LV6N/AEngine Timing Cover with welded pointer.
1991GMCSafari4.3LV6N/AEngine Timing Cover with welded pointer.
1991GMCSonoma4.3LV6N/AEngine Timing Cover with welded pointer.
1991OldsmobileBravada4.3LV6N/AEngine Timing Cover with welded pointer.
1990ChevroletAstro4.3LV6N/AEngine Timing Cover with welded pointer.
1990ChevroletC15004.3LV6N/AEngine Timing Cover with welded pointer.
1990ChevroletC25004.3LV6N/AEngine Timing Cover with welded pointer.
1990ChevroletCaprice4.3LV6N/AEngine Timing Cover with welded pointer.
1990ChevroletG104.3LV6N/AEngine Timing Cover with welded pointer.
1990ChevroletG204.3LV6N/AEngine Timing Cover with welded pointer.
1990ChevroletG304.3LV6N/AEngine Timing Cover with welded pointer.
1990ChevroletK15004.3LV6N/AEngine Timing Cover with welded pointer.
1990ChevroletK25004.3LV6N/AEngine Timing Cover with welded pointer.
1990ChevroletP304.3LV6N/AEngine Timing Cover with welded pointer.
1990ChevroletS104.3LV6N/AEngine Timing Cover with welded pointer.
1990ChevroletS10 Blazer4.3LV6N/AEngine Timing Cover with welded pointer.
1990GMCC15004.3LV6N/AEngine Timing Cover with welded pointer.
1990GMCC25004.3LV6N/AEngine Timing Cover with welded pointer.
1990GMCG15004.3LV6N/AEngine Timing Cover with welded pointer.
1990GMCG25004.3LV6N/AEngine Timing Cover with welded pointer.
1990GMCG35004.3LV6N/AEngine Timing Cover with welded pointer.
1990GMCK15004.3LV6N/AEngine Timing Cover with welded pointer.
1990GMCK25004.3LV6N/AEngine Timing Cover with welded pointer.
1990GMCP35004.3LV6N/AEngine Timing Cover with welded pointer.
1990GMCS154.3LV6N/AEngine Timing Cover with welded pointer.
1990GMCS15 Jimmy4.3LV6N/AEngine Timing Cover with welded pointer.
1990GMCSafari4.3LV6N/AEngine Timing Cover with welded pointer.
1989ChevroletAstro4.3LV6N/AEngine Timing Cover with welded pointer.
1989ChevroletC15004.3LV6N/AEngine Timing Cover with welded pointer.
1989ChevroletC25004.3LV6N/AEngine Timing Cover with welded pointer.
1989ChevroletCaprice4.3LV6N/AEngine Timing Cover with welded pointer.
1989ChevroletG104.3LV6N/AEngine Timing Cover with welded pointer.
1989ChevroletG204.3LV6N/AEngine Timing Cover with welded pointer.
1989ChevroletG304.3LV6N/AEngine Timing Cover with welded pointer.
1989ChevroletK15004.3LV6N/AEngine Timing Cover with welded pointer.
1989ChevroletK25004.3LV6N/AEngine Timing Cover with welded pointer.
1989ChevroletS104.3LV6N/AEngine Timing Cover with welded pointer.
1989ChevroletS10 Blazer4.3LV6N/AEngine Timing Cover with welded pointer.
1989GMCC15004.3LV6N/AEngine Timing Cover with welded pointer.
1989GMCC25004.3LV6N/AEngine Timing Cover with welded pointer.
1989GMCG15004.3LV6N/AEngine Timing Cover with welded pointer.
1989GMCG25004.3LV6N/AEngine Timing Cover with welded pointer.
1989GMCG35004.3LV6N/AEngine Timing Cover with welded pointer.
1989GMCK15004.3LV6N/AEngine Timing Cover with welded pointer.
1989GMCK25004.3LV6N/AEngine Timing Cover with welded pointer.
1989GMCS154.3LV6N/AEngine Timing Cover with welded pointer.
1989GMCS15 Jimmy4.3LV6N/AEngine Timing Cover with welded pointer.
1989GMCSafari4.3LV6N/AEngine Timing Cover with welded pointer.
1988ChevroletAstro4.3LV6N/AEngine Timing Cover with welded pointer.
1988ChevroletC15004.3LV6N/AEngine Timing Cover with welded pointer.
1988ChevroletC25004.3LV6N/AEngine Timing Cover with welded pointer.
1988ChevroletCaprice4.3LV6N/AEngine Timing Cover with welded pointer.
1988ChevroletG104.3LV6N/AEngine Timing Cover with welded pointer.
1988ChevroletG204.3LV6N/AEngine Timing Cover with welded pointer.
1988ChevroletG304.3LV6N/AEngine Timing Cover with welded pointer.
1988ChevroletK15004.3LV6N/AEngine Timing Cover with welded pointer.
1988ChevroletK25004.3LV6N/AEngine Timing Cover with welded pointer.
1988ChevroletMonte Carlo4.3LV6N/AEngine Timing Cover with welded pointer.
1988ChevroletS104.3LV6N/AEngine Timing Cover with welded pointer.
1988ChevroletS10 Blazer4.3LV6N/AEngine Timing Cover with welded pointer.
1988GMCC15004.3LV6N/AEngine Timing Cover with welded pointer.
1988GMCC25004.3LV6N/AEngine Timing Cover with welded pointer.
1988GMCG15004.3LV6N/AEngine Timing Cover with welded pointer.
1988GMCG25004.3LV6N/AEngine Timing Cover with welded pointer.
1988GMCG35004.3LV6N/AEngine Timing Cover with welded pointer.
1988GMCK15004.3LV6N/AEngine Timing Cover with welded pointer.
1988GMCK25004.3LV6N/AEngine Timing Cover with welded pointer.
1988GMCS154.3LV6N/AEngine Timing Cover with welded pointer.
1988GMCS15 Jimmy4.3LV6N/AEngine Timing Cover with welded pointer.
1988GMCSafari4.3LV6N/AEngine Timing Cover with welded pointer.
1987ChevroletAstro4.3LV6N/AEngine Timing Cover with welded pointer.
1987ChevroletCaprice4.3LV6N/AEngine Timing Cover with welded pointer.
1987ChevroletEl Camino4.3LV6N/AEngine Timing Cover with welded pointer.
1987ChevroletG104.3LV6N/AEngine Timing Cover with welded pointer.
1987ChevroletG204.3LV6N/AEngine Timing Cover with welded pointer.
1987ChevroletG304.3LV6N/AEngine Timing Cover with welded pointer.
1987ChevroletMonte Carlo4.3LV6N/AEngine Timing Cover with welded pointer.
1987ChevroletR104.3LV6N/AEngine Timing Cover with welded pointer.
1987ChevroletR204.3LV6N/AEngine Timing Cover with welded pointer.
1987ChevroletV104.3LV6N/AEngine Timing Cover with welded pointer.
1987GMCG15004.3LV6N/AEngine Timing Cover with welded pointer.
1987GMCG25004.3LV6N/AEngine Timing Cover with welded pointer.
1987GMCG35004.3LV6N/AEngine Timing Cover with welded pointer.
1987GMCR15004.3LV6N/AEngine Timing Cover with welded pointer.
1987GMCR25004.3LV6N/AEngine Timing Cover with welded pointer.
1987GMCSafari4.3LV6N/AEngine Timing Cover with welded pointer.
1987GMCV15004.3LV6N/AEngine Timing Cover with welded pointer.
1986ChevroletAstro4.3LV6N/AEngine Timing Cover with welded pointer.
1986ChevroletC104.3LV6N/AEngine Timing Cover with welded pointer.
1986ChevroletC204.3LV6N/AEngine Timing Cover with welded pointer.
1986ChevroletCaprice4.3LV6N/AEngine Timing Cover with welded pointer.
1986ChevroletEl Camino4.3LV6N/AEngine Timing Cover with welded pointer.
1986ChevroletG104.3LV6N/AEngine Timing Cover with welded pointer.
1986ChevroletG204.3LV6N/AEngine Timing Cover with welded pointer.
1986ChevroletG304.3LV6N/AEngine Timing Cover with welded pointer.
1986ChevroletK104.3LV6N/AEngine Timing Cover with welded pointer.
1986ChevroletMonte Carlo4.3LV6N/AEngine Timing Cover with welded pointer.
1986GMCC15004.3LV6N/Aw/Welded Pointer; Steel
1986GMCC25004.3LV6N/Aw/Welded Pointer; Steel
1986GMCG15004.3LV6N/AEngine Timing Cover with welded pointer.
1986GMCG25004.3LV6N/AEngine Timing Cover with welded pointer.
1986GMCG35004.3LV6N/AEngine Timing Cover with welded pointer.
1986GMCK15004.3LV6N/Aw/Welded Pointer; Steel
1986GMCSafari4.3LV6N/Aw/Welded Pointer; Steel
1985ChevroletAstro4.3LV6N/AEngine Timing Cover with welded pointer.
1985ChevroletC104.3LV6N/AEngine Timing Cover with welded pointer.
1985ChevroletC204.3LV6N/AEngine Timing Cover with welded pointer.
1985ChevroletCaprice4.3LV6N/AEngine Timing Cover with welded pointer.
1985ChevroletCelebrity4.3LV6N/AEngine Timing Cover with welded pointer.
1985ChevroletEl Camino4.3LV6N/AEngine Timing Cover with welded pointer.
1985ChevroletG104.3LV6N/AEngine Timing Cover with welded pointer.
1985ChevroletG204.3LV6N/AEngine Timing Cover with welded pointer.
1985ChevroletG304.3LV6N/AEngine Timing Cover with welded pointer.
1985ChevroletImpala4.3LV6N/AEngine Timing Cover with welded pointer.
1985ChevroletK104.3LV6N/AEngine Timing Cover with welded pointer.
1985ChevroletK204.3LV6N/AEngine Timing Cover with welded pointer.
1985ChevroletMonte Carlo4.3LV6N/AEngine Timing Cover with welded pointer.
1985GMCC15004.3LV6N/Aw/Welded Pointer; Steel
1985GMCC25004.3LV6N/Aw/Welded Pointer; Steel
1985GMCG15004.3LV6N/AEngine Timing Cover with welded pointer.
1985GMCG25004.3LV6N/AEngine Timing Cover with welded pointer.
1985GMCG35004.3LV6N/AEngine Timing Cover with welded pointer.
1985GMCK15004.3LV6N/Aw/Welded Pointer; Steel
1985GMCK25004.3LV6N/Aw/Welded Pointer; Steel
1985GMCSafari4.3LV6N/Aw/Welded Pointer; Steel
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Pioneer Automotive Industries — 500262S12513961