Upgrade your engine's performance with the Ultra HP Carburetor - 650CFM by HOLLEY. This high-flow carburetor is designed for race car enthusiasts seeking optimal fuel delivery and increased horsepower. Featuring a 4-barrel design and 650 CFM capacity,...

Carburetor - Ultra XP - Model 4150 - 4-Barrel - 650 CFM - Square Bore - No Choke - Mechanical Secondary - Dual Inlet - Aluminum - Black / Gray Anodized - Each

Carburetor - Model 4150 - Ultra XP - 4-Barrel - 650 CFM - Square Bore - No Choke - Mechanical Secondary - Dual Inlet - Red Anodized / Polished - Each

Carburetor - Ultra XP - Model 4150 - 4-Barrel - 750 CFM - Square Bore - No Choke - Mechanical Secondary - Dual Inlet - Aluminum - Black Anodized / Tumble Polished - Each

Carburetor - Ultra XP - Model 4150 - 4-Barrel - 750 CFM - Square Bore - No Choke - Mechanical Secondary - Dual Inlet - Aluminum - Black / Gray Anodized - Each

Carburetor - Ultra XP - Model 4150 - 4-Barrel - 750 CFM - Square Bore - No Choke - Mechanical Secondary - Dual Inlet - Aluminum - Red Anodized / Tumble Polished - Each