Holley Metering Block Gasket 108-55-2 | 2-Pack Model 4180 Primary

Holley Metering Block Gasket - Part #108-55-2

Genuine Holley metering block gaskets designed specifically for Model 4180™ primary metering blocks with power valve. These precision-cut gaskets provide a positive seal between the carburetor body and the metering block, ensuring leak-free operation and accurate fuel metering. Sold in a convenient 2-pack.

What's Included:

• 2x metering block gaskets for Model 4180™ primary

Key Features:

• Model 4180™ Specific: Designed exclusively for Holley 4180 primary metering blocks
• Power Valve Compatible: Designed for metering blocks with power valve
• Positive Seal: Ensures leak-free interface between metering block and carburetor body
• Precision Cut: Accurate dimensions for proper fit and alignment
• Genuine Holley Quality: OEM-grade material for reliable performance
• 2-Pack Value: Includes two gaskets for complete rebuild or spares

Performance Benefits:

• Provides positive seal for accurate fuel metering
• Prevents fuel and vacuum leaks at metering block interface
• Ensures proper power valve operation
• Heat and fuel-resistant material for long-lasting durability
• Maintains carburetor performance and efficiency
• Essential for proper primary side operation

Compatible Applications:

• Holley 4180™ series carburetors (primary metering block only)
• Primary metering blocks with power valve configuration
• Performance and racing applications
• Street and strip applications

When to Replace:

• During carburetor rebuild or overhaul
• When removing primary metering blocks for jet changes or tuning
• If experiencing fuel leaks at metering block interface
• When replacing power valve
• As preventive maintenance during carburetor service
• When existing gaskets show compression, hardening, or deterioration

Installation Tips:

• Ensure metering block and carburetor body surfaces are clean and dry
• Remove all old gasket material completely
• Position gasket carefully to align all passages and bolt holes
• Ensure power valve passage is properly aligned
• Torque metering block screws evenly in a cross pattern
• Do not over-torque as this can damage the gasket

Technical Specifications:

• Part Number: 108-55-2
• Type: Primary metering block gasket
• Quantity: 2 gaskets per pack
• Configuration: With power valve passage
• Compatibility: Holley 4180™ series primary metering block only
• Barcode: 090127335727

Fast dispatch from our Perth warehouse. In-store pickup available for local customers.