Technical Specs:

• Features thicker flanges resulting with .080" increase in port exit height.
• Big Block Chevy Standard Deck (9.8") Blocks
• Port Exit Dimensions: 1.66" w x 2.38" h
• Recommended Intake Gasket; Brodix 158-MG2177
• 4500 Carburetor Flange
• Manifold Height: (A) 7.62", (B) 7.62"
• Manifold Flange Reference: (R) 1.40", (F) 0.98", (W) 1.66", (H) 2.38", (CH) 7.62", (CA) 0°

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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