Apex AHB378 Engine Cylinder Head Bolt Set

Name: Apex AHB378 Engine Cylinder Head Bolt Set
Brand: Apex
SKU: FMVJ-AHB378
Price: 54.60 USD
Availability: InStock

⚙️ 298 vehicles fit this part

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✅OE Direct Replacement — Bolt-on fit, no modifications needed

🚗Fitment: Chevrolet and GMC, C10, C10 Suburban, C1500, C1500 Suburban, C20, C20 Suburban, C2500, C2500 Suburban, C30, C3500, Express 3500, G30, K10, K1500, K20 Suburban, K2500, K2500 Suburban, K30, K3500, P30, P3500, R20, R20 Suburban, R2500, R2500 Suburban, R30, R3500, Savana 3500, V20 Suburban, V2500 Suburban, V30, and V3500

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Reliable Engine Cylinder Head Bolt Set for Chevrolet and GMC Trucks

The Apex AHB378 Engine Cylinder Head Bolt Set is designed specifically for a range of Chevrolet and GMC trucks, including C10, C20, C30, and various Suburban and Express models. This bolt set ensures secure fastening of the cylinder head, maintaining engine integrity and performance.

Compatible with Chevrolet and GMC models such as C10, C1500, C2500, K10, K1500, and Express 3500
Durable construction engineered for engine cylinder head applications
Part number AHB378 for precise identification and fitment
Designed to meet OEM specifications for reliable performance
Suitable for heavy-duty and suburban truck engine repairs

Product Details and Specifications

The Apex AHB378 Engine Cylinder Head Bolt Set is manufactured to provide consistent clamping force required for cylinder head installation on Chevrolet and GMC trucks. This set is engineered to withstand the thermal and mechanical stresses typical in engine operation. It is compatible with a wide range of models including C10 Suburban, C20 Suburban, C3500, K20 Suburban, and Savana 3500, ensuring a precise fit and reliable sealing of the cylinder head to the engine block.

Applications and Common Issues Addressed

Replacement of worn or damaged cylinder head bolts during engine rebuilds
Resolving cylinder head gasket leaks caused by improper bolt torque or stretch
Addressing engine overheating issues related to cylinder head sealing failures
Maintaining engine compression and preventing loss of power
Ensuring proper engine assembly after head resurfacing or repair

Installation Notes and Tips

When installing the Apex AHB378 cylinder head bolt set, follow the manufacturer’s torque specifications and tightening sequence to avoid warping the cylinder head. It is recommended to replace all bolts as a set to ensure uniform clamping force. Use a calibrated torque wrench and consider the use of thread lubricant if specified by the engine manufacturer. Proper installation helps maintain engine performance and prevents premature bolt failure.

Quality Assurance and Warranty Information

Apex manufactures the AHB378 cylinder head bolt set to meet industry standards for durability and performance. While specific warranty details are not provided, Apex products typically undergo quality control testing to ensure reliability in demanding engine applications. Using genuine Apex parts helps maintain the integrity of your Chevrolet or GMC truck’s engine assembly.

This part fits 298 vehicles. Search below:

Year	Make	Model	Liters	Cylinders	Position
2000	Chevrolet	C2500	7.4L	V8	N/A
2000	Chevrolet	C3500	7.4L	V8	N/A
2000	Chevrolet	Express 3500	7.4L	V8	N/A
2000	Chevrolet	K2500	7.4L	V8	N/A
2000	Chevrolet	K3500	7.4L	V8	N/A
2000	GMC	C2500	7.4L	V8	N/A
2000	GMC	C3500	7.4L	V8	N/A
2000	GMC	K2500	7.4L	V8	N/A
2000	GMC	K3500	7.4L	V8	N/A
2000	GMC	Savana 3500	7.4L	V8	N/A
1999	Chevrolet	C2500	7.4L	V8	N/A
1999	Chevrolet	C2500 Suburban	7.4L	V8	N/A
1999	Chevrolet	C3500	7.4L	V8	N/A
1999	Chevrolet	Express 3500	7.4L	V8	N/A
1999	Chevrolet	K2500	7.4L	V8	N/A
1999	Chevrolet	K2500 Suburban	7.4L	V8	N/A
1999	Chevrolet	K3500	7.4L	V8	N/A
1999	Chevrolet	P30	7.4L	V8	N/A
1999	GMC	C2500	7.4L	V8	N/A
1999	GMC	C2500 Suburban	7.4L	V8	N/A
1999	GMC	C3500	7.4L	V8	N/A
1999	GMC	K2500	7.4L	V8	N/A
1999	GMC	K2500 Suburban	7.4L	V8	N/A
1999	GMC	K3500	7.4L	V8	N/A
1999	GMC	P3500	7.4L	V8	N/A
1999	GMC	Savana 3500	7.4L	V8	N/A
1998	Chevrolet	C2500	7.4L	V8	N/A
1998	Chevrolet	C2500 Suburban	7.4L	V8	N/A
1998	Chevrolet	C3500	7.4L	V8	N/A
1998	Chevrolet	Express 3500	7.4L	V8	N/A
1998	Chevrolet	K2500	7.4L	V8	N/A
1998	Chevrolet	K2500 Suburban	7.4L	V8	N/A
1998	Chevrolet	K3500	7.4L	V8	N/A
1998	Chevrolet	P30	7.4L	V8	N/A
1998	GMC	C2500	7.4L	V8	N/A
1998	GMC	C2500 Suburban	7.4L	V8	N/A
1998	GMC	C3500	7.4L	V8	N/A
1998	GMC	K2500	7.4L	V8	N/A
1998	GMC	K2500 Suburban	7.4L	V8	N/A
1998	GMC	K3500	7.4L	V8	N/A
1998	GMC	P3500	7.4L	V8	N/A
1998	GMC	Savana 3500	7.4L	V8	N/A
1997	Chevrolet	C2500	7.4L	V8	N/A
1997	Chevrolet	C2500 Suburban	7.4L	V8	N/A
1997	Chevrolet	C3500	7.4L	V8	N/A
1997	Chevrolet	Express 3500	7.4L	V8	N/A
1997	Chevrolet	K2500	7.4L	V8	N/A
1997	Chevrolet	K2500 Suburban	7.4L	V8	N/A
1997	Chevrolet	K3500	7.4L	V8	N/A
1997	Chevrolet	P30	7.4L	V8	N/A
1997	GMC	C2500	7.4L	V8	N/A
1997	GMC	C2500 Suburban	7.4L	V8	N/A
1997	GMC	C3500	7.4L	V8	N/A
1997	GMC	K2500	7.4L	V8	N/A
1997	GMC	K2500 Suburban	7.4L	V8	N/A
1997	GMC	K3500	7.4L	V8	N/A
1997	GMC	P3500	7.4L	V8	N/A
1997	GMC	Savana 3500	7.4L	V8	N/A
1996	Chevrolet	C2500	7.4L	V8	N/A
1996	Chevrolet	C2500 Suburban	7.4L	V8	N/A
1996	Chevrolet	C3500	7.4L	V8	N/A
1996	Chevrolet	Express 3500	7.4L	V8	N/A
1996	Chevrolet	G30	7.4L	V8	N/A
1996	Chevrolet	K2500	7.4L	V8	N/A
1996	Chevrolet	K2500 Suburban	7.4L	V8	N/A
1996	Chevrolet	K3500	7.4L	V8	N/A
1996	Chevrolet	P30	7.4L	V8	N/A
1996	GMC	C2500	7.4L	V8	N/A
1996	GMC	C2500 Suburban	7.4L	V8	N/A
1996	GMC	C3500	7.4L	V8	N/A
1996	GMC	G3500	7.4L	V8	N/A
1996	GMC	K2500	7.4L	V8	N/A
1996	GMC	K2500 Suburban	7.4L	V8	N/A
1996	GMC	K3500	7.4L	V8	N/A
1996	GMC	P3500	7.4L	V8	N/A
1996	GMC	Savana 3500	7.4L	V8	N/A
1995	Chevrolet	C2500	7.4L	V8	N/A
1995	Chevrolet	C2500 Suburban	7.4L	V8	N/A
1995	Chevrolet	C3500	7.4L	V8	N/A
1995	Chevrolet	G30	7.4L	V8	N/A
1995	Chevrolet	K2500	7.4L	V8	N/A
1995	Chevrolet	K2500 Suburban	7.4L	V8	N/A
1995	Chevrolet	K3500	7.4L	V8	N/A
1995	Chevrolet	P30	7.4L	V8	N/A
1995	GMC	C2500	7.4L	V8	N/A
1995	GMC	C2500 Suburban	7.4L	V8	N/A
1995	GMC	C3500	7.4L	V8	N/A
1995	GMC	G3500	7.4L	V8	N/A
1995	GMC	K2500	7.4L	V8	N/A
1995	GMC	K2500 Suburban	7.4L	V8	N/A
1995	GMC	K3500	7.4L	V8	N/A
1995	GMC	P3500	7.4L	V8	N/A
1994	Chevrolet	C2500	7.4L	V8	N/A
1994	Chevrolet	C2500 Suburban	7.4L	V8	N/A
1994	Chevrolet	C3500	7.4L	V8	N/A
1994	Chevrolet	G30	7.4L	V8	N/A
1994	Chevrolet	K2500	7.4L	V8	N/A
1994	Chevrolet	K2500 Suburban	7.4L	V8	N/A
1994	Chevrolet	K3500	7.4L	V8	N/A
1994	Chevrolet	P30	7.4L	V8	N/A
1994	GMC	C2500	7.4L	V8	N/A
1994	GMC	C2500 Suburban	7.4L	V8	N/A
1994	GMC	C3500	7.4L	V8	N/A
1994	GMC	G3500	7.4L	V8	N/A
1994	GMC	K2500	7.4L	V8	N/A
1994	GMC	K2500 Suburban	7.4L	V8	N/A
1994	GMC	K3500	7.4L	V8	N/A
1994	GMC	P3500	7.4L	V8	N/A
1993	Chevrolet	C1500	7.4L	V8	N/A
1993	Chevrolet	C2500	7.4L	V8	N/A
1993	Chevrolet	C2500 Suburban	7.4L	V8	N/A
1993	Chevrolet	C3500	7.4L	V8	N/A
1993	Chevrolet	G30	7.4L	V8	N/A
1993	Chevrolet	K2500	7.4L	V8	N/A
1993	Chevrolet	K2500 Suburban	7.4L	V8	N/A
1993	Chevrolet	K3500	7.4L	V8	N/A
1993	Chevrolet	P30	7.4L	V8	N/A
1993	GMC	C2500	7.4L	V8	N/A
1993	GMC	C2500 Suburban	7.4L	V8	N/A
1993	GMC	C3500	7.4L	V8	N/A
1993	GMC	G3500	7.4L	V8	N/A
1993	GMC	K2500	7.4L	V8	N/A
1993	GMC	K2500 Suburban	7.4L	V8	N/A
1993	GMC	K3500	7.4L	V8	N/A
1993	GMC	P3500	7.4L	V8	N/A
1992	Chevrolet	C1500	7.4L	V8	N/A
1992	Chevrolet	C2500	7.4L	V8	N/A
1992	Chevrolet	C2500 Suburban	7.4L	V8	N/A
1992	Chevrolet	C3500	7.4L	V8	N/A
1992	Chevrolet	G30	7.4L	V8	N/A
1992	Chevrolet	K2500	7.4L	V8	N/A
1992	Chevrolet	K2500 Suburban	7.4L	V8	N/A
1992	Chevrolet	K3500	7.4L	V8	N/A
1992	Chevrolet	P30	7.4L	V8	N/A
1992	GMC	C2500	7.4L	V8	N/A
1992	GMC	C2500 Suburban	7.4L	V8	N/A
1992	GMC	C3500	7.4L	V8	N/A
1992	GMC	G3500	7.4L	V8	N/A
1992	GMC	K2500	7.4L	V8	N/A
1992	GMC	K2500 Suburban	7.4L	V8	N/A
1992	GMC	K3500	7.4L	V8	N/A
1992	GMC	P3500	7.4L	V8	N/A
1991	Chevrolet	C1500	7.4L	V8	N/A
1991	Chevrolet	C2500	7.4L	V8	N/A
1991	Chevrolet	C3500	7.4L	V8	N/A
1991	Chevrolet	G30	7.4L	V8	N/A
1991	Chevrolet	K2500	7.4L	V8	N/A
1991	Chevrolet	K3500	7.4L	V8	N/A
1991	Chevrolet	P30	7.4L	V8	N/A
1991	Chevrolet	R2500 Suburban	7.4L	V8	N/A
1991	Chevrolet	R3500	7.4L	V8	N/A
1991	Chevrolet	V3500	7.4L	V8	N/A
1991	GMC	C2500	7.4L	V8	N/A
1991	GMC	C3500	7.4L	V8	N/A
1991	GMC	G3500	7.4L	V8	N/A
1991	GMC	K2500	7.4L	V8	N/A
1991	GMC	K3500	7.4L	V8	N/A
1991	GMC	P3500	7.4L	V8	N/A
1991	GMC	R2500 Suburban	7.4L	V8	N/A
1991	GMC	R3500	7.4L	V8	N/A
1991	GMC	V3500	7.4L	V8	N/A
1990	Chevrolet	C1500	7.4L	V8	N/A
1990	Chevrolet	C3500	7.4L	V8	N/A
1990	Chevrolet	G30	7.4L	V8	N/A
1990	Chevrolet	K3500	7.4L	V8	N/A
1990	Chevrolet	P30	7.4L	V8	N/A
1990	Chevrolet	R2500 Suburban	7.4L	V8	N/A
1990	Chevrolet	R3500	7.4L	V8	N/A
1990	Chevrolet	V2500 Suburban	7.4L	V8	N/A
1990	Chevrolet	V3500	7.4L	V8	N/A
1990	GMC	C3500	7.4L	V8	N/A
1990	GMC	G3500	7.4L	V8	N/A
1990	GMC	K3500	7.4L	V8	N/A
1990	GMC	P3500	7.4L	V8	N/A
1990	GMC	R2500 Suburban	7.4L	V8	N/A
1990	GMC	R3500	7.4L	V8	N/A
1990	GMC	V3500	7.4L	V8	N/A
1989	Chevrolet	C3500	7.4L	V8	N/A
1989	Chevrolet	G30	7.4L	V8	N/A
1989	Chevrolet	K3500	7.4L	V8	N/A
1989	Chevrolet	P30	7.4L	V8	N/A
1989	Chevrolet	R2500	7.4L	V8	N/A
1989	Chevrolet	R2500 Suburban	7.4L	V8	N/A
1989	Chevrolet	R3500	7.4L	V8	N/A
1989	Chevrolet	V3500	7.4L	V8	N/A
1989	GMC	C3500	7.4L	V8	N/A
1989	GMC	G3500	7.4L	V8	N/A
1989	GMC	K3500	7.4L	V8	N/A
1989	GMC	P3500	7.4L	V8	N/A
1989	GMC	R2500	7.4L	V8	N/A
1989	GMC	R2500 Suburban	7.4L	V8	N/A
1989	GMC	R3500	7.4L	V8	N/A
1989	GMC	V3500	7.4L	V8	N/A
1988	Chevrolet	C3500	7.4L	V8	N/A
1988	Chevrolet	G30	7.4L	V8	N/A
1988	Chevrolet	K3500	7.4L	V8	N/A
1988	Chevrolet	P30	7.4L	V8	N/A
1988	Chevrolet	R20	7.4L	V8	N/A
1988	Chevrolet	R20 Suburban	7.4L	V8	N/A
1988	Chevrolet	R30	7.4L	V8	N/A
1988	Chevrolet	V20 Suburban	7.4L	V8	N/A
1988	Chevrolet	V30	7.4L	V8	N/A
1988	GMC	C3500	7.4L	V8	N/A
1988	GMC	G3500	7.4L	V8	N/A
1988	GMC	K3500	7.4L	V8	N/A
1988	GMC	P3500	7.4L	V8	N/A
1988	GMC	R2500	7.4L	V8	N/A
1988	GMC	R2500 Suburban	7.4L	V8	N/A
1988	GMC	R3500	7.4L	V8	N/A
1988	GMC	V3500	7.4L	V8	N/A
1987	Chevrolet	P30	7.4L	V8	N/A
1987	Chevrolet	R20	7.4L	V8	N/A
1987	Chevrolet	R20 Suburban	7.4L	V8	N/A
1987	Chevrolet	R30	7.4L	V8	N/A
1987	Chevrolet	V20 Suburban	7.4L	V8	N/A
1987	Chevrolet	V30	7.4L	V8	N/A
1987	GMC	P3500	7.4L	V8	N/A
1987	GMC	R2500	7.4L	V8	N/A
1987	GMC	R2500 Suburban	7.4L	V8	N/A
1987	GMC	R3500	7.4L	V8	N/A
1987	GMC	V3500	7.4L	V8	N/A
1986	Chevrolet	C20	7.4L	V8	N/A
1986	Chevrolet	C20 Suburban	7.4L	V8	N/A
1986	Chevrolet	C30	7.4L	V8	N/A
1986	Chevrolet	K30	7.4L	V8	N/A
1986	Chevrolet	P30	7.4L	V8	N/A
1986	GMC	C2500	7.4L	V8	N/A
1986	GMC	C2500 Suburban	7.4L	V8	N/A
1986	GMC	C3500	7.4L	V8	N/A
1986	GMC	K3500	7.4L	V8	N/A
1986	GMC	P3500	7.4L	V8	N/A
1985	Chevrolet	C20	7.4L	V8	N/A
1985	Chevrolet	C20 Suburban	7.4L	V8	N/A
1985	Chevrolet	C30	7.4L	V8	N/A
1985	Chevrolet	K20 Suburban	7.4L	V8	N/A
1985	Chevrolet	K30	7.4L	V8	N/A
1985	Chevrolet	P30	7.4L	V8	N/A
1985	GMC	C2500	7.4L	V8	N/A
1985	GMC	C2500 Suburban	7.4L	V8	N/A
1985	GMC	C3500	7.4L	V8	N/A
1985	GMC	K3500	7.4L	V8	N/A
1985	GMC	P3500	7.4L	V8	N/A
1984	Chevrolet	C20	7.4L	V8	N/A
1984	Chevrolet	C20 Suburban	7.4L	V8	N/A
1984	Chevrolet	C30	7.4L	V8	N/A
1984	Chevrolet	K30	7.4L	V8	N/A
1984	Chevrolet	P30	7.4L	V8	N/A
1984	GMC	C2500	7.4L	V8	N/A
1984	GMC	C2500 Suburban	7.4L	V8	N/A
1984	GMC	C3500	7.4L	V8	N/A
1984	GMC	K3500	7.4L	V8	N/A
1984	GMC	P3500	7.4L	V8	N/A
1983	Chevrolet	C20	7.4L	V8	N/A
1983	Chevrolet	C20 Suburban	7.4L	V8	N/A
1983	Chevrolet	C30	7.4L	V8	N/A
1983	Chevrolet	K30	7.4L	V8	N/A
1983	Chevrolet	P30	7.4L	V8	N/A
1983	GMC	C2500	7.4L	V8	N/A
1983	GMC	C2500 Suburban	7.4L	V8	N/A
1983	GMC	C3500	7.4L	V8	N/A
1983	GMC	K3500	7.4L	V8	N/A
1983	GMC	P3500	7.4L	V8	N/A
1982	Chevrolet	C20	7.4L	V8	N/A
1982	Chevrolet	C20 Suburban	7.4L	V8	N/A
1982	Chevrolet	C30	7.4L	V8	N/A
1982	Chevrolet	K30	7.4L	V8	N/A
1982	Chevrolet	P30	7.4L	V8	N/A
1982	GMC	C2500	7.4L	V8	N/A
1982	GMC	C2500 Suburban	7.4L	V8	N/A
1982	GMC	C3500	7.4L	V8	N/A
1982	GMC	K3500	7.4L	V8	N/A
1982	GMC	P3500	7.4L	V8	N/A
1981	Chevrolet	C20	7.4L	V8	N/A
1981	Chevrolet	C20 Suburban	7.4L	V8	N/A
1981	Chevrolet	C30	7.4L	V8	N/A
1981	Chevrolet	K30	7.4L	V8	N/A
1981	Chevrolet	P30	7.4L	V8	N/A
1981	GMC	C2500	7.4L	V8	N/A
1981	GMC	C2500 Suburban	7.4L	V8	N/A
1981	GMC	C3500	7.4L	V8	N/A
1981	GMC	K3500	7.4L	V8	N/A
1981	GMC	P3500	7.4L	V8	N/A
1980	Chevrolet	C10	7.4L	V8	N/A
1980	Chevrolet	C10 Suburban	7.4L	V8	N/A
1980	Chevrolet	C20	7.4L	V8	N/A
1980	Chevrolet	C20 Suburban	7.4L	V8	N/A
1980	Chevrolet	C30	7.4L	V8	N/A
1980	Chevrolet	K10	7.4L	V8	N/A
1980	Chevrolet	K30	7.4L	V8	N/A
1980	Chevrolet	P30	7.4L	V8	N/A
1980	GMC	C1500	7.4L	V8	N/A
1980	GMC	C1500 Suburban	7.4L	V8	N/A
1980	GMC	C2500	7.4L	V8	N/A
1980	GMC	C2500 Suburban	7.4L	V8	N/A
1980	GMC	C3500	7.4L	V8	N/A
1980	GMC	K1500	7.4L	V8	N/A
1980	GMC	K3500	7.4L	V8	N/A
1980	GMC	P3500	7.4L	V8	N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.