OE Quality
60-Day Returns

Apex AHG318 Engine Cylinder Head Gasket
Reliable Engine Cylinder Head Gasket for Chevrolet and GMC Vehicles
The Apex AHG318 engine cylinder head gasket is designed to provide a precise seal for your engine, ensuring optimal performance and durability. Compatible with select Chevrolet, GMC, Isuzu, and Pontiac models, this gasket supports reliable engine operation under various conditions.
- Compatible with Chevrolet Cavalier, GMC S10, Sonoma, Pontiac Sunfire, and Isuzu Hombre
- Engine cylinder head gasket designed for effective sealing and heat resistance
- Manufactured by Apex for consistent quality and fitment
- Part number AHG318 ensures correct replacement for specified models
Durable Construction for Engine Sealing
The Apex AHG318 gasket is engineered to maintain a tight seal between the engine block and cylinder head, preventing leaks of coolant, oil, and combustion gases. This gasket withstands high temperatures and pressures typical in internal combustion engines, helping to maintain engine efficiency and prevent damage. Its compatibility with Chevrolet Cavalier, GMC S10, Sonoma, Pontiac Sunfire, and Isuzu Hombre models ensures a precise fit and reliable performance.
Applications and Common Issues Addressed
- Prevents coolant leaks that can cause engine overheating
- Seals combustion gases to maintain engine compression
- Stops oil leaks that can lead to engine damage
- Addresses head gasket failure symptoms such as white smoke or engine misfire
- Suitable for engine rebuilds or repairs on compatible Chevrolet, GMC, Isuzu, and Pontiac vehicles
Installation Notes and Tips
- Ensure the engine block and cylinder head surfaces are clean and free of debris before installation
- Follow manufacturer torque specifications when tightening cylinder head bolts
- Inspect the cylinder head for warping or damage prior to gasket installation
- Replace any damaged or worn components to ensure proper sealing
Quality Assurance and Warranty
Apex manufactures the AHG318 engine cylinder head gasket to meet industry standards for durability and fitment. While specific warranty details are not provided, Apex products typically undergo quality control processes to ensure reliable performance in compatible Chevrolet, GMC, Isuzu, and Pontiac models.
This part fits 35 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2003 | Chevrolet | S10 | 2.2L | L4 | N/A | |
| 2003 | GMC | Sonoma | 2.2L | L4 | N/A | |
| 2002 | Chevrolet | Cavalier | 2.2L | L4 | N/A | |
| 2002 | Chevrolet | S10 | 2.2L | L4 | N/A | |
| 2002 | GMC | Sonoma | 2.2L | L4 | N/A | |
| 2002 | Pontiac | Sunfire | 2.2L | L4 | N/A | |
| 2001 | Chevrolet | Cavalier | 2.2L | L4 | N/A | |
| 2001 | Chevrolet | S10 | 2.2L | L4 | N/A | |
| 2001 | GMC | Sonoma | 2.2L | L4 | N/A | |
| 2001 | Pontiac | Sunfire | 2.2L | L4 | N/A | |
| 2000 | Chevrolet | Cavalier | 2.2L | L4 | N/A | |
| 2000 | Chevrolet | S10 | 2.2L | L4 | N/A | |
| 2000 | GMC | Sonoma | 2.2L | L4 | N/A | |
| 2000 | Isuzu | Hombre | 2.2L | L4 | N/A | |
| 2000 | Pontiac | Sunfire | 2.2L | L4 | N/A | |
| 1999 | Chevrolet | Cavalier | 2.2L | L4 | N/A | |
| 1999 | Chevrolet | S10 | 2.2L | L4 | N/A | |
| 1999 | GMC | Sonoma | 2.2L | L4 | N/A | |
| 1999 | Isuzu | Hombre | 2.2L | L4 | N/A | |
| 1999 | Pontiac | Sunfire | 2.2L | L4 | N/A | |
| 1998 | Chevrolet | Cavalier | 2.2L | L4 | N/A | |
| 1998 | Chevrolet | S10 | 2.2L | L4 | N/A | |
| 1998 | GMC | Sonoma | 2.2L | L4 | N/A | |
| 1998 | Isuzu | Hombre | 2.2L | L4 | N/A | |
| 1998 | Pontiac | Sunfire | 2.2L | L4 | N/A | |
| 1997 | Chevrolet | S10 | 2.2L | L4 | N/A | |
| 1997 | GMC | Sonoma | 2.2L | L4 | N/A | |
| 1997 | Isuzu | Hombre | 2.2L | L4 | N/A | |
| 1996 | Chevrolet | S10 | 2.2L | L4 | N/A | |
| 1996 | GMC | Sonoma | 2.2L | L4 | N/A | |
| 1996 | Isuzu | Hombre | 2.2L | L4 | N/A | |
| 1995 | Chevrolet | S10 | 2.2L | L4 | N/A | |
| 1995 | GMC | Sonoma | 2.2L | L4 | N/A | |
| 1994 | Chevrolet | S10 | 2.2L | L4 | N/A | |
| 1994 | GMC | Sonoma | 2.2L | L4 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.