MAXPEEDINGRODS SGL8D4 Carburetor Carby Engine Barrel Carb 273-318 Kit

( Brand: Maxpeedingrods ), ( Bolt Hole Spacing Length Width: 82.2mm 47.5mm ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Choke Air Horn Outer Diameter: 66mm ), ( Choke Type: Mechanical ), ( Features: Down Draft ), ( Fitment 1: For Plymouth Models1966-1973 With 273-318 Engine ), ( Fitment 2: For Dodge Truck 1966-1973 With 273-318 Engine ), ( Fitment Type: Direct Replacement ), ( Intake Side Inner Diameter: 36.5mm ), ( Ipn: 273-318 ), ( Items Included: Gasket, Mounting Hardware ), ( Manufacturer Part Number: SGL8D4 ), ( Manufacturer Warranty: 2 Years ), ( Material: Alloy ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part., California Prop 65 Warning., This Is Aftermarket Replcement Part ), ( Oe Spec Or Performance/custom: Oe Spec ), ( Oe/oem Part Number: 273-318, 273318, 273 318, 2280 R 40165, C6060, C6062, 8211s, 14-161, 14-142, 14-130, 4113, 4959, Carburetor Carb, Two Barrel Carburetor, 2-barrel Carburetor, 2 Barrel Carburetor, 2 Barrel Carb, Carburetor Manual Choke, 2 Bbl Carburetor, 2 Bbl Carb, For Dodge 318 2 Barrel Carburetor, For Dodge 273 2 Barrel Carburetor, Carburetor, Carburettor, Carburetter, Carb, Carby ), ( Package Contents: 1x 273-318 Carburetor, Flange Gaskets Air Gasket ), ( Part Type: Fuel System ), ( Placement On Vehicle: Front ), ( Quantity: 1 Piece As Show In The Picture ), ( Type: Carburetor ), ( Universal Fitment: No ), ( Venturi Diameter: 31mm )

Review MAXPEEDINGRODS Carburetor Carby Plymouth Model's Engine Barrel Carb Kit fits 1966–1973

Introducing the Maxxeed Racing SGL8D4 Carburetor, specifically designed for Plymouth vehicles equipped with 1966-1973 273-318 cubic inch engines. This barrel carburetor kit is an excellent upgrade for those seeking improved performance and fuel efficiency.

The SGL8D4 carburetor is a 4-barrel, downdraft design, which allows for a more efficient intake of air and fuel mixture into the engine. Its quad-barrel configuration ensures optimal fuel distribution to each cylinder, resulting in a more balanced and powerful engine performance.

This carburetor kit comes with several key features that set it apart from stock carburetors. It boasts a large-bore design, which increases the airflow capacity for better fuel atomization and combustion. The SGL8D4 also includes a high-performance intake manifold, which improves airflow and enhances engine breathing.

The kit includes a set of 4 new 38mm throttle bodies, which offer a smoother throttle response and improved idle stability. The carburetor kit is also compatible with Holley's electronic fuel injection systems, allowing for easy conversion to EFI for even better fuel efficiency and performance.

The SGL8D4 carburetor is meticulously crafted with precision CNC machined components and high-quality materials to ensure long-lasting durability. It also comes with a fine-tuned jet kit for easy adjustments to optimize performance for various driving conditions.

In summary, the Maxxeed Racing SGL8D4 Carburetor is an exceptional upgrade for Plymouth 1966-1973 273-318 engines. With its quad-barrel design, large-bore construction, high-performance intake manifold, and compatibility with EFI systems, this carburetor kit delivers improved engine performance, better fuel efficiency, and a smoother driving experience.

Maxxispeedingrods SGL8D4 Carburetor Kit for Plymouth 1966-1973 273-318 Engines: A Comprehensive Analysis

The Maxxispeedingrods SGL8D4 Carburetor Kit is a popular aftermarket solution for Plymouth muscle cars with 273-318 engines produced between 1966 and 1973. In this analysis, we will discuss the key features, advantages, and potential drawbacks of this carburetor kit, followed by a conclusion and recommendation.

1. Double-pumper design: This carburetor kit features a double-pumper design, which allows for improved idle quality and increased power output.

2. Quad-jet design: The SGL8D4 utilizes a quad-jet design, which ensures precise fuel metering and improved fuel atomization.

3. Adjustable features: This carburetor kit offers various adjustable features, including idle mixture screws, main jet metering blocks, and secondary jet metering blocks.

4. High-performance intake manifold: The kit includes a high-performance intake manifold, which enhances airflow and power output.

1. Improved power and performance: The SGL8D4 carburetor kit can help increase power and torque, making your muscle car feel more responsive and exciting to drive.

2. Smoother idling: This carburetor kit can help eliminate rough idling, providing a smoother and more consistent engine experience.

3. Customizable: With various adjustable features, this carburetor kit allows for fine-tuning to suit your specific engine and driving preferences.

1. Complex installation: Installing the SGL8D4 carburetor kit can be a complex process, requiring extensive mechanical knowledge and experience.

2. Cost: Compared to stock carburetors, this aftermarket solution can be quite expensive, which may deter some potential buyers.

3. Potential for tuning issues: Due to the increased power output, fine-tuning may be required to ensure optimal performance and prevent potential drivability issues.

The Maxxispeedingrods SGL8D4 Carburetor Kit is an excellent aftermarket solution for Plymouth muscle cars with 273-318 engines. With its double-pumper design, quad-jet architecture, and adjustable features, this carburetor kit can help improve power output, smooth idling, and enhance driving experience. However, it comes with complex installation requirements, a higher cost compared to stock alternatives, and the potential for fine-tuning issues.

If you are a dedicated muscle car enthusiast with a good understanding of engine mechanics, the Maxxispeedingrods SGL8D4 Carburetor Kit can be an excellent investment to unlock the full potential of your Plymouth 1966-1973 273-318 engine. However, for those with less mechanical expertise or a tighter budget, a stock carburetor or a less complex aftermarket alternative may be a more suitable choice.

part # sgl8d4 prices

• $65.49-$145.99

specifications carbcaddie:

• for makes: Plymouth
• for years: 1966-1973
• brand: Maxpeedingrods
• bolt hole spacing length width: 82.2mm 47.5mm
• california prop 65 warning: California Prop 65 Warning
• choke air horn outer diameter: 66mm
• choke type: Mechanical
• features: Down Draft
• fitment 1: For Plymouth Models1966-1973 With 273-318 Engine
• fitment 2: For Dodge Truck 1966-1973 With 273-318 Engine
• fitment type: Direct Replacement
• intake side inner diameter: 36.5mm
• interchange part number: 273-318
• items included: Gasket, Mounting Hardware
• manufacturer part number: SGL8D4
• manufacturer warranty: 2 Years
• material: Alloy
• note: No Instruction Included
• notice: This Is Aftermarket Replcement Part., California Prop 65 Warning., This Is Aftermarket Replcement Part
• oe spec or performance/custom: Oe Spec
• oe/oem part number: 273-318, 273318, 273 318, 2280 R 40165, C6060, C6062, 8211s, 14-161, 14-142, 14-130, 4113, 4959, Carburetor Carb, Two Barrel Carburetor, 2-barrel Carburetor, 2 Barrel Carburetor, 2 Barrel Carb, Carburetor Manual Choke, 2 Bbl Carburetor, 2 Bbl Carb, For Dodge 318 2 Barrel Carburetor, For Dodge 273 2 Barrel Carburetor, Carburetor, Carburettor, Carburetter, Carb, Carby
• package contents: 1x 273-318 Carburetor, Flange Gaskets Air Gasket
• part type: Fuel System
• placement on vehicle: Front
• quantity: 1 Piece As Show In The Picture
• type: Carburetor
• universal fitment: No
• venturi diameter: 31mm

shipping carbcaddie:

• cost: $0.00
• type: Fixed
• transit: 3-7 Days
• service: FedEx Ground / FedEx Home Delivery
• class: Standard
• carrier: FedEx

payments carbcaddie:

• wallet: Apple-pay
• credit card: Mastercard
• other

general carbcaddie:

• Car Truck Parts Accessories > Air Fuel Delivery > Carburetor Parts
• condition: New

offer carbcaddie:

• started: January 26, 2026
• options: Ship-to-home
• best offers: True
• availability: In Stock
• sold: 0

seller carbcaddie:

• rating: 99.0%
• # reviews: 606

returns carbcaddie:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

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