ProCharger F-1A-91 Self-Contained Centrifugal Supercharger Head Unit - 1,200 HP - 1,600 CFM - 38 PSI Max Boost - Polished Finish - PC335A-xxx-P
The ProCharger F-1A-91 Self-Contained Centrifugal Supercharger Head Unit is designed for racers and serious performance enthusiasts who demand exceptional airflow, proven durability, and the convenience of ProCharger's self-contained lubrication system. Supporting up to 1,200 supercharged horsepower while delivering 1,600 CFM of airflow, the F-1A-91 is engineered for naturally aspirated engine combinations producing approximately 300-500 horsepower.
Capable of generating up to 38 PSI of boost, the F-1A-91 is built for demanding street, drag racing, marine, and custom high-performance applications where reliable four-digit horsepower is the objective. Its centrifugal compressor develops smooth, progressive boost that increases with engine RPM, providing excellent drivability while delivering tremendous top-end performance.
Built for Serious Airflow and Four-Digit Power
The F-1A-91 builds upon ProCharger's proven F-Series architecture with increased airflow and horsepower capability, making it an outstanding choice for builders pushing beyond the limits of entry-level race superchargers. Delivering 1,600 CFM while maintaining compact packaging, it offers an excellent balance of performance, efficiency, and installation flexibility.
Its compact 9-inch volute, 3.75-inch inlet, 3.57-inch inducer, 5.56-inch exducer, and 3-inch outlet provide the airflow needed to support aggressive performance combinations without sacrificing the packaging advantages that have made ProCharger's centrifugal superchargers so popular.
Self-Contained Lubrication System
The F-1A-91 utilizes ProCharger's proven self-contained oiling system, eliminating the need for engine oil feed and return lines. With its dedicated 4-ounce oil capacity, installation is simplified while routine maintenance remains quick and convenient.
A 5.40:1 internal step-up ratio combined with a maximum impeller speed of 74,000 RPM allows the compressor to efficiently generate substantial airflow across the operating range while maintaining the durability expected from every genuine ProCharger head unit.
Race-Proven Engineering
Every F-1A-91 is manufactured using premium materials, precision machining, and ProCharger's race-proven engineering practices. Precision-ground shafts, premium bearings, a rugged gear case, and an efficient compressor design work together to provide dependable performance in demanding competition and high-performance environments.
This listing is for the polished ProCharger F-1A-91 head unit. Mounting brackets, pulleys, belts, crank drive components, intercoolers, charge tubing, bypass valves, fuel system upgrades, tuning, and installation hardware are not included unless otherwise specified.
Features
- Supports engine combinations producing up to 1,200 supercharged horsepower
- Designed for approximately 300-500 naturally aspirated horsepower applications
- Maximum airflow of 1,600 CFM
- Produces up to 38 PSI of boost
- Self-contained oiling system
- Compact 9-inch volute design
- 5.40:1 internal step-up ratio
- Maximum impeller speed of 74,000 RPM
- Reverse rotation available
- Polished finish
Quick Specs
- Manufacturer: ProCharger
- Model: F-1A-91
- Part Number: PC335A-xxx-P
- Product Type: Self-Contained Centrifugal Supercharger Head Unit
- Finish: Polished
- Maximum Supercharged Horsepower: 1,200 HP
- Motor Base Horsepower Range: 300-500 HP
- Maximum Airflow: 1,600 CFM
- Maximum Boost: 38 PSI
- Volute Diameter: 9 in.
- Inlet Hose Diameter: 3.75 in.
- Inducer Diameter: 3.57 in.
- Exducer Diameter: 5.56 in.
- Outlet Hose Diameter: 3.00 in.
- Outlet Inside Diameter: 2.62 in.
- Maximum Impeller Speed: 74,000 RPM
- Internal Step-Up Ratio: 5.40:1
- Oil Capacity: 4 oz.
- Self-Contained Oiling: Yes
- Reverse Rotation: Yes
Frequently Asked Questions
Who is the ProCharger F-1A-91 designed for?
The F-1A-91 is ideal for builders targeting naturally aspirated engines in the 300-500 horsepower range who need a self-contained centrifugal supercharger capable of supporting up to 1,200 horsepower for demanding street, drag racing, marine, and custom performance applications.
Does the F-1A-91 require engine oil lines?
No. The F-1A-91 features ProCharger's self-contained lubrication system with a dedicated 4-ounce oil supply, eliminating the need for engine oil feed and return lines and simplifying installation and maintenance.
Why Buy from Beefcake Racing?
Choosing the right F-Series head unit means matching airflow, horsepower goals, and future upgrades. The team at Beefcake Racing can help you select the proper pulley ratio, intercooler, fuel system, and supporting components to maximize the performance and reliability of your ProCharger system.
Need expert advice? Call 1-855-827-7223 or email sales@beefcakeracing.com. We're here to help you build it right the first time.
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