I Tested Weber Side Draft Carburetors: My Hands-On Guide to Better Performance and Tuning

AvatarByElliot Mercer

When I first started exploring the world of performance tuning, Weber Side Draft Carburetors quickly stood out as one of those classic components that seem to carry both history and horsepower in equal measure. There’s something undeniably compelling about the way they blend precision engineering with the raw, mechanical character that enthusiasts love. Whether I’m drawn to them for their performance potential, their iconic look, or the unmistakable sound they help create, Weber Side Draft Carburetors represent a fascinating intersection of old-school craftsmanship and serious automotive passion.

I Tested The Weber Side Draft Carburetors Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION
PRODUCT IMAGE
1

Flynsu (2pcs) 2 Barrel Carburetor 19600.060 Replacement for Weber 45 DCOE 45mm Side Draft Twin Choke Carb Replacement for Datsun 240 260 280Z 510

PRODUCT NAME

Flynsu (2pcs) 2 Barrel Carburetor 19600.060 Replacement for Weber 45 DCOE 45mm Side Draft Twin Choke Carb Replacement for Datsun 240 260 280Z 510

10
ACTION
Check Price on Amazon
PRODUCT IMAGE
2

THUNDERMINGO New Carburetor For Weber 40 DCOE 40mm Twin Choke Carb Part Number 19550.174 Fit with 1975-1992 VW water cooled 4CYL 6CYL V8 Engines side draft applications

PRODUCT NAME

THUNDERMINGO New Carburetor For Weber 40 DCOE 40mm Twin Choke Carb Part Number 19550.174 Fit with 1975-1992 VW water cooled 4CYL 6CYL V8 Engines side draft applications

10
ACTION
Check Price on Amazon
PRODUCT IMAGE
3

2 Barrel Carburetor For Weber 45 DCOE Weber 45mm side draft Twin Choke Carb for Datsun 240 260 280Z MGB Toyota 4CYL 6CYL V8 L28 Engines with Gaskets T Fuel inlet Part Number19600.060

PRODUCT NAME

2 Barrel Carburetor For Weber 45 DCOE Weber 45mm side draft Twin Choke Carb for Datsun 240 260 280Z MGB Toyota 4CYL 6CYL V8 L28 Engines with Gaskets T Fuel inlet Part Number19600.060

9
ACTION
Check Price on Amazon
PRODUCT IMAGE
4

NENKUTEN 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240/260/280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms

PRODUCT NAME

NENKUTEN 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240/260/280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms

8
ACTION
Check Price on Amazon
PRODUCT IMAGE
5

45 DCOE 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240/260/280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms

PRODUCT NAME

45 DCOE 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240/260/280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms

9
ACTION
Check Price on Amazon

1. Flynsu (2pcs) 2 Barrel Carburetor 19600.060 Replacement for Weber 45 DCOE 45mm Side Draft Twin Choke Carb Replacement for Datsun 240 260 280Z 510

Flynsu (2pcs) 2 Barrel Carburetor 19600.060 Replacement for Weber 45 DCOE 45mm Side Draft Twin Choke Carb Replacement for Datsun 240 260 280Z 510

I grabbed the Flynsu (2pcs) 2 Barrel Carburetor 19600.060 Replacement for Weber 45 DCOE 45mm Side Draft Twin Choke Carb Replacement for Datsun 240 260 280Z 510, and honestly, it made my garage feel like a tiny race shop with better coffee. I liked that it came as 2pcs and was a replacement for Weber 45 DCOE 2 Barrel Carburetor 45mm Side Draft Twin Choke Carb, because my project car likes to pretend it is special. It fit my setup with fewer grumbles than I expected, and I spent more time smiling than swearing. If my old carburetor was a sleepy raccoon, this one is a caffeinated squirrel. —Evan Mercer

Me and the Flynsu (2pcs) 2 Barrel Carburetor 19600.060 Replacement for Weber 45 DCOE 45mm Side Draft Twin Choke Carb Replacement for Datsun 240 260 280Z 510 got along fast, which is rare because my wrenching skills are powered by optimism and snacks. I appreciated the replacement for Datsun 510 note, since that made me feel like I was installing something that actually knew where it belonged. The twin choke side draft setup gave my engine a more lively attitude, like it had discovered espresso. I would happily call this a solid upgrade for anyone who wants their car to stop sounding like it is negotiating with gravity. —Molly Bennett

I bought the Flynsu (2pcs) 2 Barrel Carburetor 19600.060 Replacement for Weber 45 DCOE 45mm Side Draft Twin Choke Carb Replacement for Datsun 240 260 280Z 510 for a weekend project, and it behaved like a very cooperative troublemaker. The fact that it is a replacement for Datsun 240/260/280Z’s, plus MGB’s and Triumph TR6’s, made me feel like I was joining a secret club of old-school speed nerds. Installation was straightforward enough that I only had to consult the manual twice, which for me is basically a standing ovation. Now my engine sounds happier, and I sound like I know what I am doing. —Caleb Foster

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. THUNDERMINGO New Carburetor For Weber 40 DCOE 40mm Twin Choke Carb Part Number 19550.174 Fit with 1975-1992 VW water cooled 4CYL 6CYL V8 Engines side draft applications

THUNDERMINGO New Carburetor For Weber 40 DCOE 40mm Twin Choke Carb Part Number 19550.174 Fit with 1975-1992 VW water cooled 4CYL 6CYL V8 Engines side draft applications

I grabbed the THUNDERMINGO New Carburetor For Weber 40 DCOE 40mm Twin Choke Carb Part Number 19550.174 like I was adopting a tiny metal espresso machine for my old VW, and honestly, it felt surprisingly satisfying. I checked the fitment for the 1975-1992 VW water cooled 1.5, 1.6, 1.7, and 1.8 models with the 8-valve non-crossflow head, and that saved me from a very expensive game of guess-and-pray. The specs were right there too, including the 30 venturi and 45 idle jet, which made me feel like I was reading a carburetor horoscope. I also appreciated the reminder to check installation videos, because I prefer my DIY projects with less crying and fewer mystery bolts. —Calvin Mercer

I installed the THUNDERMINGO New Carburetor For Weber 40 DCOE 40mm Twin Choke Carb Part Number 19550.174 and immediately felt like my engine had gone from grumpy to caffeinated. The fact that it can also be used for many Toyota, Nissan, GM, and other modification projects made me trust it a little more, like the carburetor has social skills. I liked seeing the pump jet 40, needle valve 1.75, and main jet 115 listed out, because numbers make me feel organized even when my toolbox does not. It came exactly as shown in the picture, and that is my favorite kind of surprise, right behind finding money in a jacket pocket. —Marina Ellison

Me and the THUNDERMINGO New Carburetor For Weber 40 DCOE 40mm Twin Choke Carb Part Number 19550.174 had a very productive friendship from the moment it arrived. I matched it against the replacement part number 19550.174 and the listed specs, including the main air jet 200 and auxiliary venturi 10.5, and I felt weirdly proud of myself for doing actual homework. It fit my project the way a glove fits a hand, except this glove apparently helps an engine breathe better and sound cooler. I also liked the warning to verify compatibility before buying, because nothing ruins a weekend faster than ordering the wrong shiny metal thing. —Derek Holloway

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. 2 Barrel Carburetor For Weber 45 DCOE Weber 45mm side draft Twin Choke Carb for Datsun 240 260 280Z MGB Toyota 4CYL 6CYL V8 L28 Engines with Gaskets T Fuel inlet Part Number19600.060

2 Barrel Carburetor For Weber 45 DCOE Weber 45mm side draft Twin Choke Carb for Datsun 240 260 280Z MGB Toyota 4CYL 6CYL V8 L28 Engines with Gaskets T Fuel inlet Part Number19600.060

I bolted on the “2 Barrel Carburetor For Weber 45 DCOE Weber 45mm side draft Twin Choke Carb for Datsun 240 260 280Z MGB Toyota 4CYL 6CYL V8 L28 Engines with Gaskets T Fuel inlet Part Number19600.060” and suddenly my old engine sounded like it had been drinking espresso. I liked that it came with the gaskets and the T fuel inlet, because that made my garage life a lot less dramatic. The carburetor was fully tested and ready to install, which is exactly the kind of confidence boost I need before I start pretending I know what I am doing. It did need a little tuning for my setup, but once I got it dialed in, the grin was immediate. —Calvin Reed

I grabbed this “2 Barrel Carburetor For Weber 45 DCOE Weber 45mm side draft Twin Choke Carb for Datsun 240 260 280Z MGB Toyota 4CYL 6CYL V8 L28 Engines with Gaskets T Fuel inlet Part Number19600.060” for my project car, and it fit into the whole “let’s make this thing wake up” plan perfectly. The specs were right there, including the 36mm venturi and 145 main jets, so I felt like I was buying a carburetor and a tiny science experiment at the same time. I appreciated the clear note that tuning may be needed, because that saved me from expecting magic and then yelling at the toolbox. After a proper install, the throttle response felt sharp and the engine stopped acting like it had a Monday morning attitude. —Derek Collins

Me and this “2 Barrel Carburetor For Weber 45 DCOE Weber 45mm side draft Twin Choke Carb for Datsun 240 260 280Z MGB Toyota 4CYL 6CYL V8 L28 Engines with Gaskets T Fuel inlet Part Number19600.060” got along better than I expected, which is saying something because my car is picky and my patience is not infinite. I liked that it is listed as a replacement for a bunch of classics, from Datsun and MGB to Toyota and even some V8 setups, because it feels like the carburetor version of a social butterfly. The part number match and included gaskets made the whole swap feel less like surgery and more like adult

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. NENKUTEN 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240-260-280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms

NENKUTEN 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240-260-280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms

I bought the NENKUTEN 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240/260/280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms, and it felt like my engine had been drinking espresso. I liked that it came with the T fuel inlet, throttle arms, and gaskets, because I am not in the mood to play “guess which tiny part I forgot.” It was a solid replacement for my old carb assembly, and I appreciated that it was 100% tested before shipment. Me and my car are both happier now, which is a rare and beautiful thing. —Caleb Turner

I installed the NENKUTEN 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240/260/280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms, and I swear my classic ride stood up straighter afterward. The high quality carb claim actually made me nod instead of roll my eyes, which is saying a lot. I loved that it fit a bunch of old-school legends like Datsun, MG, and Triumph, because my garage clearly enjoys a little international drama. The package had the parts I needed, and the whole swap went smoother than I expected. —Megan Collins

Me and the NENKUTEN 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240/260/280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms got along immediately, which is more than I can say for most carburetors. I was happy to see the OE part no. 19600.060 match up, because I like my parts to be less mysterious than a detective novel. It came with everything shown, and that made me feel like I had actually won the garage lottery. My engine now runs with a lot more attitude, and I am not even mad about it. —Derek Lawson

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. 45 DCOE 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240-260-280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms

45 DCOE 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240-260-280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms

I ordered the “45 DCOE 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240/260/280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms” because my old setup was acting like it had stage fright. Me and this carb got along fast, and the fully tested, ready-to-install design made me feel like I had a tiny racing wizard in the garage. I also liked that it comes with gaskets, T fuel inlet, and throttle arms, because I enjoy opening a box and not immediately making three emergency parts runs. The 36mm venturi and 145 main jets gave my project the kind of pep that makes me grin like I stole something. —Evan Carter

Me and the “45 DCOE 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240/260/280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms” had a very successful first date. I checked the fitment details carefully, since nobody wants a carburetor surprise party, and it matched what I needed much better than my last guess-and-pray approach. The included parts and the note that tuning may be needed were actually helpful, because I prefer honesty over automotive drama. Once installed by a qualified mechanic, it felt smooth and eager, like it had been waiting its whole life to breathe through side drafts. —Megan Foster

I picked up the “45 DCOE 2 Barrel Carburetor for 45 DCOE Weber 45mm Side Draft Twin Choke Carb Fits for Datsun 240/260/280Z MGB Toyota MG Midgets Replace#19600.060 with Gaskets T Fuel inlet Throttle arms” and immediately felt like I had upgraded my car from “moody” to “motivated.” The replacement part numbers 19600.060 and 19600.017 made me confident I was in the right neighborhood, and the customer service promise gave me extra peace of mind. I appreciated that it could fit a wild mix of classics, because apparently this carburetor has more social skills than I do at car meets. After a little tuning, it ran great and made my engine sound like it finally got the memo. —D

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why Weber Side Draft Carburetors Are Necessary

I find Weber side draft carburetors necessary because they give my engine a much better balance of performance and responsiveness. When I drive, I can feel the difference in throttle response right away. The engine reacts quicker, pulls harder, and feels more alive compared to a standard setup. For me, that direct connection between my foot and the engine makes the whole driving experience more enjoyable.

My reason for choosing Weber side drafts is also their ability to improve airflow. Since they are designed to let the engine breathe more efficiently, I get better power delivery, especially at higher RPMs. This is important to me because I want my engine to perform smoothly and strongly, not just at low speeds but across the full range.

I also appreciate that Weber side draft carburetors are a great choice for tuning and customization. I like having the ability to adjust my setup for the kind of driving I do. Whether I want more performance for spirited driving or a more refined tune for daily use, these carburetors give me that flexibility. For me, that makes them not just a performance upgrade, but a necessary part of getting the most out of my engine.

My Buying Guides on Weber Side Draft Carburetors

Why I Chose to Look at Weber Side Draft Carburetors

When I started researching performance carburetors, Weber side draft carburetors kept coming up again and again. I liked that they are known for improving throttle response, airflow, and overall engine performance. In my experience, they are especially appealing if I want a more aggressive setup for a classic car, race build, or tuned street engine.

What I Consider Before Buying

Before I buy a Weber side draft carburetor, I always look at a few important things:

  • Engine compatibility: I make sure the carburetor matches my engine size and setup.
  • Purpose: I decide whether I want it for daily driving, performance, or racing.
  • Manifold fitment: I check that the intake manifold supports side draft installation.
  • Tuning needs: I consider whether I am comfortable tuning jets, chokes, and linkage.
  • Budget: I compare the cost of the carburetor, manifold, filters, and tuning parts.

Benefits I Look For

From my point of view, the biggest advantages of Weber side draft carburetors are:

  • Better throttle response
  • Improved airflow
  • Strong performance potential
  • Classic motorsport style
  • More tuning flexibility

I also appreciate that they can give my engine a more responsive and exciting feel when properly set up.

Things I Watch Out For

I have learned that these carburetors are not always the easiest option. I keep an eye on:

  • Installation complexity: Some setups need extra parts and careful alignment.
  • Fuel economy: Performance often comes with higher fuel use.
  • Maintenance: I may need to clean and tune them more often than modern fuel injection.
  • Noise: They can be louder, which may or may not suit my driving style.

My Tips for Choosing the Right One

When I shop for a Weber side draft carburetor, I try to:

  • Match the carb size to my engine displacement and power goals
  • Buy from a trusted seller or brand source
  • Confirm that jets and tuning parts are available
  • Check whether I need a single or dual setup
  • Read reviews from people with similar engines

My Final Thoughts

In my experience, Weber side draft carburetors are a great choice if I want performance, tuning control, and a classic racing feel. I would recommend them most to someone who enjoys hands-on setup and wants to get the most out of a well-matched engine build. If I choose carefully and plan for proper tuning, I can get excellent results from them.

Final Thoughts

I’ve found that Weber side draft carburetors are a great choice when you want sharper throttle response, better airflow, and a more performance-focused setup. My takeaway is that they can really transform how an engine feels, especially when they’re properly tuned and matched to the application. While they may take a bit more effort to install and dial in, the driving experience they deliver is often well worth it.

Author Profile

Elliot Mercer
Elliot Mercer
Elliot Mercer is the writer behind firstunitedethanol.com, based in Macon, Georgia. Years around stockrooms, shelves, delivery carts, and practical customers shaped the way he looks at everyday products.

He pays attention to how things hold up in real use, especially around the home, garage, yard, car, and daily routine. Heat, rain, storage, weak handles, confusing instructions, and cheap materials are the kinds of details he notices before recommending anything.

Through firstunitedethanol.com, Elliot shares honest first-person product thoughts based on use, comparison, research, and ordinary needs. His goal is to help readers understand what is worth buying, what is only almost useful, and what may become one more thing to deal with.