The Story
Restore accurate cylinder head alignment on your Chevy Big Block engine with application-specific cylinder head dowel pins. Designed to properly locate the cylinder head on the block, these dowels help support gasket alignment, sealing consistency, and a cleaner engine assembly.
Accurate Head Location
Precision dowel pins help position the cylinder head correctly on the engine block, reducing alignment issues during assembly.
Supports Gasket Sealing
Proper cylinder head location helps keep the head gasket aligned with the block and combustion chambers for a more reliable seal.
Application-Specific Fit
Designed for the listed engine family to support correct installation during cylinder head service, rebuilds, or performance upgrades.
Ideal for Rebuilds & Repairs
Recommended when replacing damaged, missing, or worn dowel pins during engine assembly or cylinder head installation.
COMPATIBLE WITH
CHEVROLET BIG BLOCK V8
• 6.5L / 396 in³
• 6.6L / 402 in³
• 7.0L / 427 in³
• 7.4L / 454 in³
• 8.1L / 496 in³ stroker combinations (application-specific verification required)
COMMON VEHICLE APPLICATIONS
Chevrolet Chevelle / El Camino (Big Block equipped)
Chevrolet Camaro (Big Block equipped or swapped)
Chevrolet C10 / C/K Trucks (Big Block equipped)
Chevrolet Impala / Caprice (Big Block equipped)
Marine, street/strip, and performance Big Block Chevy builds
NOTES
Designed for Big Block Chevy engine platforms.
Verify cylinder head generation, port style, fastener length, washer requirements, and torque specifications before installation.
Not compatible with Small Block Chevy, LS, or LT engine platforms.
Specifications:
| Quantity | Sold as a kit |
Description
Restore accurate cylinder head alignment on your Chevy Big Block engine with application-specific cylinder head dowel pins. Designed to properly locate the cylinder head on the block, these dowels help support gasket alignment, sealing consistency, and a cleaner engine assembly.
Accurate Head Location
Precision dowel pins help position the cylinder head correctly on the engine block, reducing alignment issues during assembly.
Supports Gasket Sealing
Proper cylinder head location helps keep the head gasket aligned with the block and combustion chambers for a more reliable seal.
Application-Specific Fit
Designed for the listed engine family to support correct installation during cylinder head service, rebuilds, or performance upgrades.
Ideal for Rebuilds & Repairs
Recommended when replacing damaged, missing, or worn dowel pins during engine assembly or cylinder head installation.
COMPATIBLE WITH
CHEVROLET BIG BLOCK V8
• 6.5L / 396 in³
• 6.6L / 402 in³
• 7.0L / 427 in³
• 7.4L / 454 in³
• 8.1L / 496 in³ stroker combinations (application-specific verification required)
COMMON VEHICLE APPLICATIONS
Chevrolet Chevelle / El Camino (Big Block equipped)
Chevrolet Camaro (Big Block equipped or swapped)
Chevrolet C10 / C/K Trucks (Big Block equipped)
Chevrolet Impala / Caprice (Big Block equipped)
Marine, street/strip, and performance Big Block Chevy builds
NOTES
Designed for Big Block Chevy engine platforms.
Verify cylinder head generation, port style, fastener length, washer requirements, and torque specifications before installation.
Not compatible with Small Block Chevy, LS, or LT engine platforms.
Specifications:
| Quantity | Sold as a kit |



















