Trending Automotive Performance Carburetor Accelerator Pumps Products

What is Automotive Performance Carburetor Accelerator Pumps?


Top Customer Reviews: Holley 121-135 ...

Rating: 4 out of 5 with 10 ratings
5 / 5 Nathaniel
One of some elements has required to have manually in fine tune the holley carb. They have entered the pair and has been arrived of natural aluminium.
After it fines tune to find correct squirter purchase an expensive plus poured squirters for the flow of precise plus.
Crane These have entered the box with quite a lot of 10 pairs for cheap while they are the no required tune your carb, together with jets, and valves to be able to so minimum...
5 / 5 Georgianne
My only complaint is this enters the container of two. I have required only a so that it does not comprise why could not purchase only or??
4 / 5 Josie
Beak of right measure but a base of a fuel of beak has filtered, tried so much new gaskets and my old ones still filtered when. Careers well so that it is not also preoccupied.
3 / 5 Wendie
Any a lot of to say here, if you are the tuner then knows that it is looking in and what marks. It does not have any complaint with these beaks. A big plus 35 measure together with the bomb of cam of accelerator the change has deleted my backfire.
5 / 5 Francis
As Announced, genuine holley shooters, TWO container of arrests, thats well, has TWO shooters, and 4 gaskets in a container, genuine Holley parts, one since you, and the decrees of change...... Well, taken TWO.
4 / 5 Tajuana
One of one has has required elements partorisca have manually partorisca fine dip ready the holley carb. They are gone in the pair and had arrived of natural aluminium.
With which fines tune partorisca find correct squirter spent an expensive plus poured squirters partorisca flow more precise.
Wishes these are gone in the box with roughly 10 pairs partorisca economic as they are the no required tune your carb, together with jet, and valves partorisca be able to like this minimum...
5 / 5 Tressie
My only complaint is this among the container of two. I have required so only a so that it does not comprise why could not purchase so only one??
4 / 5 Isabella
Nozzle Of right measure but a base of a fuel of nozzle has filtered, has tried both new gaskets and my old some still filtered when. Careers well so that they are not also has concerned.
4 / 5 Dee
Any a lot of to say here, if you are the tuner then know that it is looking in and that . I do not have any complaint with these nozzles. A big plus 35 measure together with the bomb of accelerator cam the transmission has deleted my backfire.
4 / 5 Hal
Likes announced, genuine holley shooters, TWO for container, thats well, has TWO shooters, and 4 gaskets in a container, genuine Holley part, one for you, and the stops of transmission...... Well, takings TWO.

Top Customer Reviews: Holley 121-131 ...

Rating: 5 out of 5 with 1 ratings
5 / 5 Corrine
Very well holley the product has very shipped the fast thank you 👍


Top Customer Reviews: Holley 121-140 ...

Rating: 5 out of 5 with 2 ratings
5 / 5 Jacinto
Original Holley parts. Fast nave. I produce it adds
5 / 5 Melba
As it has described. Like an amazon in fact is offering car parts

Top Customer Reviews: Holley 20-11 ...

Rating: 3 out of 5 with 6 ratings
1 / 5 Jim
This container has been opened and has recorded the together backwards, that loses the parts he unusable. Any sake
1 / 5 Anitra
Any a lot of to say really, Holley the quality is quite well, and is appreciated has still so many parts for these carbs
4 / 5 Karolyn
Cheaper around, genuine holley parts. Only downside is there is not any instruction so that it required the, although I no.
5 / 5 Donnette
This container has been opened and taped has retreated joint, that loses the parts he unusable. Any very
5 / 5 Autumn
Any a lot of to say really, Holley the quality is quite well, and am appreciated there is still so many parts for these carbs
5 / 5 Randi
more Economic around, genuine holley parts. So only downside is there is not any instruction so that it requires them, although I no.

Top Customer Reviews: Holley 121-137 ...

Rating: 4 out of 5 with 4 ratings
5 / 5 Ashleigh
It enter the pair, arrival of natural aluminium, no a gold in photograph, no this quantity.
One measures an elder in front of the empty ray is required. And one of some tools in an arsenal of the elements has required to tune the new Holley carb out of a box.
Mandate the normal jets and both measures on and low stock, several valves to be able in and squirters for my new carbs. At the end it have it quite a lot of small parts to tune friends or of the clients holleys manually.
Holley carbs Required tweaking, is not an out of a box and the element go, too much variable, necessity to know your void in goes by the yes automatic train for a valve to be able in, has to carried read for jets, has to games with cams of bomb and squirters to take the marsh was, or cradles in secondaries if the marsh arrives there. It takes some time, but after you master a, is so easy like the Q-Jet...
5 / 5 Celsa
Apt right in my Truckavenger 470 cfm. He the help takes rid of the something is died to go him has had in my CJ-7 258 I6
4 / 5 Lili
It is gone in the pair , arrival of natural aluminium, no a gold in picture, no that quantity.
A measure an elder before the empty ray is required. And one of some tools in an arsenal of elements has required partorisca dip ready the new Holley carb out of a box.
Orders the stock jets and both measures on and low stock, several valves to be able to and squirters for my new carbs. Finally it have quite a lot of small parts to dip ready fellow or of the clients holleys manually.
Holley carbs Need tweaking, is not an out of a box and go element, too many variables, needs to know yours vacuum go the by train yes automatic for a valve to be able to, has to spent read for jet, has to play with bomb cam and squirters to take bog was, or cradles in secondaries he bog arrives there. It takes some time, but with which you master a, is like this easy like the Q-Jet...
5 / 5 Esmeralda
Right apt in mine Truckavenger 470 cfm. It has done it helps it taking rid of the something has died to go them has had in mine CJ-7 258 I6

Top Customer Reviews: Holley 121-42 Tube ...

Rating: 4 out of 5 with 3 ratings
5 / 5 Duncan
Ossia The genuine Holley part with defects of zeros and facts as it was supposed to. Shortly after this compraventa has been and has bought a box of integer to the equal that has comprised small squirters all a way until some main measures. A box has comprised also a bomb of accelerator cam resupplied, empty squirter rays, all a washers (gaskets), 50cc diaphragms of bomb and 30cc diaphragms of bomb. I really reccommend that buys a whole box partorisca final dipping ready a circuit of bomb of the accelerator. Now regarding of the some measure squirter of then has purchased here in this description. When I Finalise partorisca spend for a process of dialing in mine carburetor. I go partorisca purchase some nozzles of type of same tube quirters' as one follows partorisca revise reason are my personal preference been due to a fact I like a way a current of shoots to feed to a booster with less than distance to travel that he a bomb has shot more directed.
5 / 5 Candy
OEM Holley Parts. Necessary part partorisca dip ready double pumper carbs.
3 / 5 Alana
OEM Holley Parts. Necessary part to dip ready pumper bend carbs.

Top Customer Reviews: Holley HOL 0-4412S ...

Rating: 4 out of 5 with 34 ratings
5 / 5
I have exchanged out of the Edelbrock 600cfm 4-barrel for east. Used the $ 20 adapter of Napa in ray the in a intake of 4 barrels. Very better taken-was can, records besides offroad! The May will use the 4-barrel carb again! Adjustment Very easy also. My engine (Ford has built 351C) shoots well up now, any choking has required.
5 / 5
Arrived early bolted he up and right adds run out of a box! It poses the in the 64 Ford 390 FAITH with manifold of normal intake to substitute a normal 2100. The shot of engine up perfectly, the races add and remark the substantial HP augments! In the principle shopped for another 2100 but all can buy is the factory reconstructed some for almost a same prize or a fact in China. To well sure go with a Holley again!
5 / 5
I have purchased this for mine 390 Ford engine of big bloc, has taken he hurriedly, installed he in an engine, and hooked each which arrives and shot in a truck.
5 / 5
Well carb IS shiny and effective access perfectly in mine 82 f250 5.8 with a normal manifold
5 / 5
The fantastic works, used in 289HP 67 Cougar of Mercurio. (Also it use it a Holley 45-224S the Choke of boxes of Electrical Shiny arrival)
5 / 5
I ADD! FACT ME OLD 68 has RUN WHAT NEW AGAIN. THANK YOU
5 / 5
This was truly the ray on and beginning carb. I have posed this in the 1966 Suburban and would not think a difference in so begins up, careers, and some additional HP. Also, it looks to add (voice the semi-detached photo).
5 / 5
Exactly what my threads required for his 1963 Chevy Biscayne. Thank you!
5 / 5
Except the little tweeks of a gas/of mixes of Air, Carb was the out of a box installs. One in the another thing liked him was of an arm encased of cradle for a crowbar of bomb of the accelerator. I add Carb. Thank you Holley.
5 / 5
It situates this in the 1973 f250. Bolted Right on. It has to buy his balloon studs the separate box. It possesses a truck during 15 years and he are not to run never also! My only remorse is not that he this 15 mark of years!
4 / 5
Exactly the one who my edges have required partorisca his 1963 Chevy Biscayne. Thank you!
5 / 5
Has dipped this in the 1973 f250. Bolted Right on. It has had to that buy his ball stud the separate box. I have possessed a truck for 15 years and is not to run never like this good! My only remorse is not doing these 15 years does!
4 / 5
Except the little tweeks of a gas/of mixes of the Air, Carb was the out of a box installs. To the Another thing liked was a encased of arm of cradle for a crowbar of bomb of the accelerator. I add Carb. Thank you Holley.
5 / 5
It has not been a right part this in spite of easy turn to the equal that will recommend that these writes
4 / 5
has Used this 2 barrel carb in mine Ford 312 here And blockade four
manifold of barrel with which have used the 4barrel to 2barrel carb
adapter of manifold. The works add. Like a manual choke
especially. Hate chosen chokes in carbs in general.
4 / 5
A moment had installed that, a truck has begun purring.

This model was very easy to install, with the pocolos normal adjustments. I recommend this carburetor.
5 / 5
Bolted Right on to mine 72 400m. The adjustment has required much smaller partorisca my atmosphere partorisca run correctly. Has has had to that also king run the line of fuel but could not be happier with cost of mine. A lot noticeable difference and answered better of a factory carb.
4 / 5
Has had to that reconstruct reason filter gas in a base of a carb
5 / 5
It would have liked me to him the fastest nave. It is it treats it it adds partorisca a prize. Thank you!
4 / 5
Experiences(with which some modifications) partorisca a centre carb in the Mopar 440 Are-Band. The utmost looks and resupply add vacuum partorisca a outboard carbs. The a lot tight access.
4 / 5
Has ordered these products less than fact the week and take here in good time, is the good carburetor, But does not return a plymouth 318 poly wide blockade with the same stock manifold although one 'Does this access of product?' The bar has said he , am sure this would be the good carb and probably would return the 318 block it to It does not quote me on concealed but does not return one 318 poly
4 / 5
has the 1981 Plymouth Trailduster. 318. ANY ONE Is RETURNED.
5 / 5
Has been said and aimed it would locate legislation to mine intake when in fact ossia very wrong. A stuffs of the base is roughly 2 big thumbs, and in car specs ossia the enormous difference . They are a lot of disaponited and love MINA $ 430 I paid partorisca a neighbour up.
5 / 5
Has purchased this of Holley directly perhaps done 10 days ( is the few more economic dollars here on Amazon).
Adds carb, has very shot up and has given my truck new life. My fashionable ray of the ball is not returned partorisca a throttle connection in mine 1970 Gladiator of Jeep (8 cyl, Buick 350 engine). I have had to that use a transdapt 2040 adapter to use in the stock mine intake manifold (bought of Amazon, also adds). All was to use mine drimel to cut a hole bit it big then bam, could use everything of mine in existent stock throttle connection.

Has produced adds global. Some instructions that is gone in mine of holley has been missing of but was quite easy to imagine was. A lot extra kickdown parts for transmission of car, but has not required with my manual trans like this left the only. Calm does not require a throttle adapters of connection, just hammer out of a small hole that it is so only to a legislation of an elder of upper hole in a carb connection ( will know to look in him) and launch in your cradle of stock turn (I hooked he in a small hole inferior accident) and is good to go. Holley The technology recommended the $ 50 box of conversion and some other minutes with mine drimel has cured of him. It prefers a type of ball in all the chance.

500 CFM versus To somewhere among 200-300 in my stock rochester setup, the enormous difference. A limiting factor is mine intake manifold, like this yes is running stock and your intake so only will run to say 400 cfm and has dipped in the 500 cfm carb, he max one 400, but hey, is not the bad thing to have too mich airflow here, he self-limit, but is good to know that you upgrade intake manifolds later that has taken already quite cfm of the yours carb.
4 / 5
I swapped this carb to mine 1986 Chevy K10 to substitute an original quadrajet using the Gentleman gasket 2 barrel to extend bores flat of adapter. With some minor adjustments to a throttle connection and go them mixes my tired old 4.3 has run like new again. Like the mechanic of boat has reconstructed and fact in of the tonnes of old Rochester carbs- believe me when calm say you that this simple 2-barrel Holley will give you better throttle answered, economy of fuel, the fastest acceleration and any to mention far less interview that the Rochester could any never.
5 / 5
Wanting this carb in mine Ford has built engine - in mine '97 Order! The engine has been converted of a stock EFI this is to go in one '88 Mustang Longblock. Hell, run WELL with a STOCK manifold, but so only can not beat Esslinger!, go them add, answers BETTER and a manual choke things of frames so only THAT VERY BETTER. So only another calm thing does not have to that concern roughly breaking/working bad! Haha

Am using a Esslinger 2bbl intake manifold w/ there baffle and he 40 main... It runs like this he SCOLDED DOG in 8500rpms and has 0 loss of power during an integer rev row, of 1k to 8500, your stuck in your chair, so only likes to of him NEVER partorisca pull! Still WITH a rearend!!!

ENJOYS THIS CARB TAKE - HAVE The BEST has!!!
5 / 5
Enough a good carb, state having the questions of a decent short start but has gone to choke engine to start with and he am prendido an engine, the adjustment for a created goes him has not been almost near, and careers súper rich in a go them has turned ray to mix to feed all a way in this in spite of short to rich, debating on contacting the vendor or that tries to take the box of main jet and trying paralización to fix me, shiny but ossia all this is a lot
5 / 5
A simplicity an efficiency to take this product and correct a question besides any choke has required well perhaps is down 34 terracings but a lot of pocolos exceptional only Holley action. Sounds add
4 / 5
has Arrived early bolted he on and has run well add out of a box! Dipped the in the 64 Ford 390 FAITH with stock intake manifold to substitute a stock 2100. The engine has on shot perfectly, the careers add and remark the substantial HP augments! Originally shopped For another 2100 but all can buy is the factory has reconstructed some for almost a same prize or a fact in Cina. To good sure go with a Holley again!
4 / 5
I swapped out of the Edelbrock 600cfm 4-barrel partorisca east. Used the $ 20 adapter of Napa to ray the to a 4-barrel intake. Very better take-was can, more work offroad! I will not use never he 4-barrel carb again! Adjustment Very easy also. My engine (Ford has built 351C) shoots well on now, any choking has required.
5 / 5
Fantastic work, used in 289HP 67 Cougar of Mercurio. ( It has used also a Holley 45-224S the Electrical Shiny arrival Choke box)
5 / 5
This was for real the ray on and beginning carb. It has dipped this in the 1966 Suburbial and would not believe a difference in like this begins on, careers, and some additional HP. Also, it looks to add ( sees the semi-detached photo).
5 / 5
Has purchased this for mine 390 Ford engine of big blockade, took it quickly, installed he to an engine, and hooked all arrive and shot on a truck.
4 / 5
A lot of carb is shiny and effective access perfectly in mine 82 f250 5.8 with a stock manifold

Top Customer Reviews: Holley 20-11SA ...

Rating: 5 out of 5 with 1 ratings
5 / 5 Philip
Holly Comes by means of with this bomb of big accelerator. Apt adds a lot of options and of the instructions. More, fix my cane callejera hesitations.

Top Customer Reviews: Holley 121-128 ...

Rating: 5 out of 5 with 8 ratings
5 / 5 Melony
His of the one who gone in Holley packaging so only the generic looking baggy. This in spite of them still apt and function perfectly. My acceleration is crisp and smooth.
5 / 5 Chun
It is a bomb of accelerator , which more can say, work. A pocola aims on installing, nose of needle of the use pliers, dipped a ray by means of a nozzle with a two gaskets, use Vaseline or fat of axial the glue a gasket to a fund of a nozzle, attentively go down to plant.
5 / 5 Mirian
It comes with the pair. Unless has the double pumper carb so only will require one. The shame does not sell of the alone bands partorisca less. The transmissions are always good I supposition!
5 / 5 Madelyn
As required partorisca dip ready some bombs of accelerator in the Holley double pumper.
5 / 5 Linnea
Good access and fast nave exactly as it has described
5 / 5 Robin
Is a bomb of accelerator , which more can say, work. A pocola aims on installing, nose of needle of the use pliers, dipped a ray by means of a nozzle with a two gaskets, use Vaseline or fat of axial the glue a gasket to a fund of a nozzle, attentively go down to plant.
5 / 5 Andrew
Comes with the pair. Unless has the double pumper carb so only will require one. The shame does not sell of the alone bands partorisca less. The transmissions are always good I supposition!
5 / 5 Nery
Likes required partorisca dip ready some bombs of accelerator in the Holley double pumper.


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