Bigger or smaller carb???
RZ/RD 350 & Misc. 2-Stroke Tech BBS
Before addressing the intake tract question, are you claiming that smaller carbs create more power high in the rev range? Large carbs create ...
Small Dual Carbs deliver more Torque than Larger on Stroker?
A smaller carb can create a better torque curve than a larger carb on most any given engine. The reason is simple, intake velocity.
Venturi, better to go bigger or smaller? - Yesterday's Tractors Forums
The theory is that the amount of air needed to fill your engine must pass through the carb/venturi. The smaller the venturi, the faster the ...
Bigger Carb = More Power? - Cruisers & Sailing Forums
The size of the throat and the size of the fuel nozzle ensures the proper mix. By putting a bigger carb on the engine you open up the inlet but ...
One carb vs duals, theoretically speaking - Access Norton
That's why a larger carb often kills low end torque. A smaller carb bore will create more air velocity at lower intake volumes but will act as a ...
Bigger is sometimes better. If carb exceeds CFM of engine, you may experience a mid-range (or worse) lean out. Worth a try. Test it under a ...
What is Carburetor CFM Rating? · Help Center - Summit Racing
An engine with a carb that is too big will put out less Torque and Horsepower . It will be difficult to drive due to poor low-end torque. If you drag race ...
Jet sizes and what they mean? - SOHC/4 Owners Club Forums
... carb adjustment. To get good performance you probably need bigger main jets, smaller pilot jets, and a reshaped needle taper. Sometimes the ...
Proper carb sizing - V8buick.com
The fact is that an engine with restrictive heads and intake needs a larger carb to run right vs an efficient engine. ... smaller carbs for better ...
Carb Size Calculation - 2 Stroke Kart Engine Forums
There is a perfect size for each engine/RPM and you can go too big or too small and miss out. Factors mostly affecting burn rate are carb air ...
Carbs too small? - Shoptalkforums.com
The 36 carbs and 110 cam will not be able to supply the needed intake charge needed to take full advantage of the big valve heads.. Just as the ...
Difference carb cfm's make on HP - Don Terrill's Speed-Talk
Now if you can rev the engine up to a higher RPM level, it will need the bigger CFM carb.. the little formulas that people use to size carbs is alway too small ...
Carb jetting primary vs secondary - CorvetteForum
Carbs are jetted with bigger secondary jets in order to achieve equal air/fuel distribution on both ends of the carb at wide open throttle (WOT).
Carburetor too big?? - Factory Five Racing Forum
Less signal from a bigger carb = less vacuum to pull fuel through the jets. You would need bigger jets to get the same amount of fuel but you'll ...
Rejetting Carbs - Adjust a Motorcycle Carburetor [Instant Calculator]
The smaller the holes in the jets, the less fuel in the air and, as a ... A larger jet number means a bigger hole and more fuel. A smaller jet number ...
Any Difference of 750CFM Carb with smaller jets/rods to a 600CFM ...
Many people are telling me a 750 CFM is too big, and I should get a smaller Carb. I am wondering if putting smaller jets and rods in a 750 ...
Relationship between Carb-size and Timing
This means the gas is less inclined to flow from the carb to the engine. If you check the throttle diameter verses the venturi diameter, Holleys ...
bigger carb any benefits | Blasterforum.com
A bigger carb can help, too big and you'll have tuning issues. Too large of carb will cause you to run lean no matter what main jet you install.
Carb And Big Bore Kit | Suzuki Central Forum
Yes a bigger carb will lose you bottom end power. You can still use the stock carb for the 440, but stock jetting simply isn't going to work.
Carb for use at 5000 + ft? - Chevy Message Forum
At altitude you have less total pressure to work with, so using a larger carb helps a bit. By using the larger venturi and getting less pressure ...