![Forged RT Plus 4 Barrel Carburetor 650 CFM Mechanical Secondary [Black]](https://www.jegs.com/images/mini_750/400/422/422-41650pb-2.jpg)
Forged RT Plus 4 Barrel Carburetor 650 CFM Mechanical Secondary [Black]
This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
FST 41650PB-2 Features:
- Well-Suited for street & strip applications
- Pressure forged main body and metering blocks add superior strength and durability
- Sleek black finish gives an aggressive appearance as well as superior corrosion resistance
- Four-corner idle system gives you more control over tuning, especially with larger camshafts and intake setups
- Two circuit metering blocks provide excellent performance throughout the entire RPM range
Items You Need
![Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1/2 in. Tall Open Plenum]](https://www.jegs.com/images/mini_200/500/555/555-15495.jpg)
JEGS
Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1/2 in. Tall Open Plenum]
Part Number : 555-15495
![Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [2 in. Tall 4-Hole Plenum]](https://www.jegs.com/images/mini_200/500/555/555-15492.jpg)
JEGS
Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [2 in. Tall 4-Hole Plenum]
Part Number : 555-15492
![Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1 in. Tall Open Plenum]](https://www.jegs.com/images/mini_200/500/555/555-15496.jpg)
JEGS
Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1 in. Tall Open Plenum]
Part Number : 555-15496
![Dual Feed Fuel Line Kit for Holley 4150 Carburetors [-8 AN, Black]](https://www.jegs.com/images/mini_200/500/555/555-15612.jpg)
JEGS
Dual Feed Fuel Line Kit for Holley 4150 Carburetors [-8 AN, Black]
Part Number : 555-15612
![Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]](https://www.jegs.com/images/mini_200/500/555/555-41010.jpg)
JEGS
Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]
Part Number : 555-41010
![Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]](https://www.jegs.com/images/mini_200/500/555/555-41510.jpg)
JEGS
Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]
Part Number : 555-41510
![Fuel Pressure Regulator for Gasoline Applications [4.5 to 9 PSI, Chrome Finish]](https://www.jegs.com/images/mini_200/500/555/555-15912.jpg)
JEGS
Fuel Pressure Regulator for Gasoline Applications [4.5 to 9 PSI, Chrome Finish]
Part Number : 555-15912
![Fuel Pressure Regulator for Gasoline Applications [5 to 9 psi, Black Finish]](https://www.jegs.com/images/mini_200/500/555/555-15916.jpg)
JEGS
Fuel Pressure Regulator for Gasoline Applications [5 to 9 psi, Black Finish]
Part Number : 555-15916

JEGS
2-Port Pressure Regulator w/Return 5-12 PSI Outlet Pressure
Part Number : 555-15909
![Throttle Bracket with Return Springs for GM Style Cable [Black Anodized Finish]](https://www.jegs.com/images/mini_200/500/555/555-15150.jpg)
JEGS
Throttle Bracket with Return Springs for GM Style Cable [Black Anodized Finish]
Part Number : 555-15150
![Throttle Bracket with Return Springs for JEGS and Lokar Style Cables [Black Anodized Finish]](https://www.jegs.com/images/mini_200/500/555/555-15152.jpg)
JEGS
Throttle Bracket with Return Springs for JEGS and Lokar Style Cables [Black Anodized Finish]
Part Number : 555-15152
![Pro-Flo 200 Series Stainless Steel Braided Hose -8 AN [6 ft.]](https://www.jegs.com/images/mini_200/500/555/555-100921.jpg)
JEGS
Pro-Flo 200 Series Stainless Steel Braided Hose -8 AN [6 ft.]
Part Number : 555-100921
![Pro-Flo 200 Series Stainless Steel Braided Hose -8 AN [10 ft.]](https://www.jegs.com/images/mini_200/500/555/555-100922.jpg)
JEGS
Pro-Flo 200 Series Stainless Steel Braided Hose -8 AN [10 ft.]
Part Number : 555-100922
![Pro-Flo 350 Black Nylon Braided Hose [-8 AN, 6 ft]](https://www.jegs.com/images/mini_200/500/555/555-110921.jpg)
JEGS
Pro-Flo 350 Black Nylon Braided Hose [-8 AN, 6 ft]
Part Number : 555-110921
![Pro-Flo 350 Black Nylon Braided Hose [-8 AN, 10 ft]](https://www.jegs.com/images/mini_200/500/555/555-110922.jpg)
JEGS
Pro-Flo 350 Black Nylon Braided Hose [-8 AN, 10 ft]
Part Number : 555-110922
![AN Straight Max Flow Swivel Hose End [-8 AN Female to -8 AN Hose, Black]](https://www.jegs.com/images/mini_200/500/555/555-110002.jpg)
JEGS
AN Straight Max Flow Swivel Hose End [-8 AN Female to -8 AN Hose, Black]
Part Number : 555-110002
![Pro-Flo 200 Series Stainless Steel Braided Hose -8 AN [10 ft.]](https://www.jegs.com/images/mini_200/500/555/555-100922.jpg)
JEGS
Pro-Flo 200 Series Stainless Steel Braided Hose -8 AN [10 ft.]
Part Number : 555-100922
![Pro-Flo 350 Black Nylon Braided Hose [-8 AN, 6 ft]](https://www.jegs.com/images/mini_200/500/555/555-110921.jpg)
JEGS
Pro-Flo 350 Black Nylon Braided Hose [-8 AN, 6 ft]
Part Number : 555-110921
![Pro-Flo 350 Black Nylon Braided Hose [-8 AN, 10 ft]](https://www.jegs.com/images/mini_200/500/555/555-110922.jpg)
JEGS
Pro-Flo 350 Black Nylon Braided Hose [-8 AN, 10 ft]
Part Number : 555-110922
![AN Straight Max Flow Swivel Hose End [-8 AN Female to -8 AN Hose, Black]](https://www.jegs.com/images/mini_200/500/555/555-110002.jpg)
JEGS
AN Straight Max Flow Swivel Hose End [-8 AN Female to -8 AN Hose, Black]
Part Number : 555-110002
![Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1/2 in. Tall Open Plenum]](https://www.jegs.com/images/mini_200/500/555/555-15495.jpg)
JEGS
Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1/2 in. Tall Open Plenum]
Part Number : 555-15495
![Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [2 in. Tall 4-Hole Plenum]](https://www.jegs.com/images/mini_200/500/555/555-15492.jpg)
JEGS
Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [2 in. Tall 4-Hole Plenum]
Part Number : 555-15492
![Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1 in. Tall Open Plenum]](https://www.jegs.com/images/mini_200/500/555/555-15496.jpg)
JEGS
Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1 in. Tall Open Plenum]
Part Number : 555-15496
![Carburetor Stud Kit [1 1/2 in. Long]](https://www.jegs.com/images/mini_200/500/555/555-15840.jpg)
JEGS
Carburetor Stud Kit [1 1/2 in. Long]
Part Number : 555-15840
![Carburetor Stud Kit [2 in. long]](https://www.jegs.com/images/mini_200/500/555/555-15841.jpg)
JEGS
Carburetor Stud Kit [2 in. long]
Part Number : 555-15841
![Carburetor Stud Kit [2 1/2 in. Long]](https://www.jegs.com/images/mini_200/500/555/555-15842.jpg)
JEGS
Carburetor Stud Kit [2 1/2 in. Long]
Part Number : 555-15842
![Dual Feed Fuel Line Kit for Holley 4150 Carburetors [-8 AN, Black]](https://www.jegs.com/images/mini_200/500/555/555-15612.jpg)
JEGS
Dual Feed Fuel Line Kit for Holley 4150 Carburetors [-8 AN, Black]
Part Number : 555-15612
![Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]](https://www.jegs.com/images/mini_200/500/555/555-41010.jpg)
JEGS
Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]
Part Number : 555-41010
![Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]](https://www.jegs.com/images/mini_200/500/555/555-41510.jpg)
JEGS
Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]
Part Number : 555-41510
![Fuel Pressure Regulator for Gasoline Applications [4.5 to 9 PSI, Chrome Finish]](https://www.jegs.com/images/mini_200/500/555/555-15912.jpg)
JEGS
Fuel Pressure Regulator for Gasoline Applications [4.5 to 9 PSI, Chrome Finish]
Part Number : 555-15912
![Fuel Pressure Regulator for Gasoline Applications [5 to 9 psi, Black Finish]](https://www.jegs.com/images/mini_200/500/555/555-15916.jpg)
JEGS
Fuel Pressure Regulator for Gasoline Applications [5 to 9 psi, Black Finish]
Part Number : 555-15916

JEGS
2-Port Pressure Regulator w/Return 5-12 PSI Outlet Pressure
Part Number : 555-15909
![Throttle Bracket with Return Springs for GM Style Cable [Black Anodized Finish]](https://www.jegs.com/images/mini_200/500/555/555-15150.jpg)
JEGS
Throttle Bracket with Return Springs for GM Style Cable [Black Anodized Finish]
Part Number : 555-15150
![Throttle Bracket with Return Springs for JEGS and Lokar Style Cables [Black Anodized Finish]](https://www.jegs.com/images/mini_200/500/555/555-15152.jpg)
JEGS
Throttle Bracket with Return Springs for JEGS and Lokar Style Cables [Black Anodized Finish]
Part Number : 555-15152

JEGS
Throttle Bracket Attach to Driver Side Rear Mounting Stud
Part Number : 555-157050

JEGS
Universal Throttle Bracket Small Block Chevy
Part Number : 555-157336
![4-Barrel Carburetor Base Gasket [Square Flange]](https://www.jegs.com/images/mini_200/500/555/555-16100.jpg)
JEGS
4-Barrel Carburetor Base Gasket [Square Flange]
Part Number : 555-16100

JEGS
Carburetor Base Gasket Square Flange
Part Number : 555-16105
![Universal Throttle Cable [24 in. Length]](https://www.jegs.com/images/mini_200/500/555/555-157005.jpg)
JEGS
Universal Throttle Cable [24 in. Length]
Part Number : 555-157005
![Pro-Flo 200 Series Stainless Steel Braided Hose -8 AN [6 ft.]](https://www.jegs.com/images/mini_200/500/555/555-100921.jpg)
JEGS
Pro-Flo 200 Series Stainless Steel Braided Hose -8 AN [6 ft.]
Part Number : 555-100921
![Pro-Flo 200 Series Stainless Steel Braided Hose -8 AN [10 ft.]](https://www.jegs.com/images/mini_200/500/555/555-100922.jpg)
JEGS
Pro-Flo 200 Series Stainless Steel Braided Hose -8 AN [10 ft.]
Part Number : 555-100922
![Pro-Flo 350 Black Nylon Braided Hose [-8 AN, 6 ft]](https://www.jegs.com/images/mini_200/500/555/555-110921.jpg)
JEGS
Pro-Flo 350 Black Nylon Braided Hose [-8 AN, 6 ft]
Part Number : 555-110921
![Pro-Flo 350 Black Nylon Braided Hose [-8 AN, 10 ft]](https://www.jegs.com/images/mini_200/500/555/555-110922.jpg)
JEGS
Pro-Flo 350 Black Nylon Braided Hose [-8 AN, 10 ft]
Part Number : 555-110922
![AN Straight Max Flow Swivel Hose End [-8 AN Female to -8 AN Hose, Black]](https://www.jegs.com/images/mini_200/500/555/555-110002.jpg)
JEGS
AN Straight Max Flow Swivel Hose End [-8 AN Female to -8 AN Hose, Black]
Part Number : 555-110002
![Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1/2 in. Tall Open Plenum]](https://www.jegs.com/images/mini_200/500/555/555-15495.jpg)
JEGS
Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1/2 in. Tall Open Plenum]
Part Number : 555-15495
![Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [2 in. Tall 4-Hole Plenum]](https://www.jegs.com/images/mini_200/500/555/555-15492.jpg)
JEGS
Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [2 in. Tall 4-Hole Plenum]
Part Number : 555-15492
![Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1 in. Tall Open Plenum]](https://www.jegs.com/images/mini_200/500/555/555-15496.jpg)
JEGS
Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1 in. Tall Open Plenum]
Part Number : 555-15496
![Carburetor Stud Kit [1 1/2 in. Long]](https://www.jegs.com/images/mini_200/500/555/555-15840.jpg)
JEGS
Carburetor Stud Kit [1 1/2 in. Long]
Part Number : 555-15840
⚠️ Warning
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WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.
