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- Performance, Engine & Drivetrain
- Air & Fuel Delivery
- Carburetor Spacer
Carburetor Spacer
- Carburetor Insulator
- Fits Holley Model 4165™ Model 4175™ and Quadra-Jet
- Phenolic
- Includes Carb Studs
- 1 3/8 in. Primary
- 2 3/8 in. Secondary
- 11/16 in. Thick
- Increased Mid-Range Horsepower And Torque
- Improved Throttle Response/Increased Fuel Economy
- No Other Vehicle Modifications Required
- Free Flow Exhaust Systems
- Optimizes Cold Air Intakes
- Precision Machined Out Of Billet Aluminum
- Bolt-On Installation