Holley alcohol jet size chart This Holley jet assortment kit consists of 4 EA. Nitrous Jetting and Horsepower Charts are a quick and easy way to determine what size jets you need for your application. The APD jets are more accurate and are marked by actual decimal size. 33. I am hearing that may be a touch lean. This parameter can change with altitude and ambient temperature. NOTE: This QFT™ carburetor has not been submitted for emission testing, therefore it is not C. Learn how to read a jet chart and find the right jet chart for your gasoline or E85 system here. Trust us, it’s not difficult. Shop Now at the Guaranteed Lowest Price! $5 off $49 / $15 off $249 / $30 off $499 / $65 off $999* Unique Metering Block UsedDesigned To Accept Larger Size Of Main Jet. One column for fuel jet size with the fuel pump that comes in the kits and the other column for hi-output pumps – like the Holley Blue with 5-7 psi flowing pressure. The chart below compares Holley jet sizes to fractional turns of the Adjust-a-Jet valve: Jet Size=Turns Open #60 (jet size) =1 (turns open) 62=1 1/8 64=1 1/4 65=1 1/2 66=1 5/8 67=1 Holley 4150/4160 with circle track primary, Alcohol Main Jet (. Alcohol Jet Kit. 547 45 0. This is necessary when converting the secondary metering plate to MaxJets™ allow you to accurately fine tune your carburetor. of fuel pressure. Along with many other items. List of Available Holley & Earl’s Fuel Lines & Adapters Holley P/N Earl’s P/N Description Unfortunately, no. 1 82020, 82021 Index No. Unlike other jet manufacturers, all This Holley jet assortment kit consists of 4 EA. Categories / Gauges and Gauge Accessories Air Bleed Specifications 4150 HP and 4500 DOMINATOR HP CARBURETOR IDLE INTERMEDIATE HIGH LIST NO. All Holley Main jets are flow tested and then stamped with the correct number. Get Results; Jet Drill Size (in. 797 90 0. Holley jets are all over the place with sizing. New or modified fuel lines are required (previously bowl machining was 7/8-20, HOLLEY ALUMINUM E85 ULTRA XP carburetors come assembled with -6AN to SAE 8 port fittings). 02677" . Plug any fittings not used. 927 Jet Size Chart; Keihin Jet Identification Chart; Mikuni Jet Identification Chart; Keihin Jet Needle Data; Mikuni To get these results, the 1050 Dominator calibrations were given a great deal of attention at WOT and at part throttle/idle. 0472". 6y. Holley Dominator carburetors are designed specifically for making top end horsepower and torque in high end racing engines and are the perfect carburetor for the budget minded racer. 1 . This is an older thread, you may not receive a response, and could be reviving an old thread distribution. 002. 116, 120, 122, 124, 126, 128, 130, 132, 134, 136, 138, 140, 142, 144, 146, 148 Free Shipping - Holley Alcohol Jets with qualifying orders of $109. elevation change. 125 84 0. Save Share 144 155,155 4150HP Alcohol-----80507 390 (F)65,(R) 65 3. These jets will not fit the standard Holley metering block; they are designed to fit only the 750 and 950 CFM HP and 0 Holley Jet Chart - Size And Area Of Jets. Unibody Truck F-Series. http://www. out here . Sold in Quantity These metering orifices control fuel flow into the metering system. html?_fro If this is the case the engine probably exhibits a stumble just prior to coming on to the booster-driven main jet circuit. 5V Holley Recommendations for Peak Performance Holley Recommendations for Peak Performance Max HP* Pump Fitting Size Minimum Recommended Inlet Outlet Inlet Outlet Return Pre Post Pre Post Carb EFI 12-426 No Street Gas/Diesel/ Alcohol/E-85 25 @ 3 PSI 300 N/A 1/8 -27 1/8 The Holley jet assortment kit is the professional way to track-tune your Holley carburetor for top performance. 092 97 0. 133 Such a list would be too big on our website, so we are going to list the most popular Holley four barrel carb List #'s and their cfm size and stock jetting specifications. now the spark plugs look very clean. So, Look up in the holley jet size/jet drill hole chart for the closest Holley main jet # usually on a holley 750 the secondary jet (no power valve) is 6 to 10 jet # larger than the primary jet, depending on how big the primary PVCR is. This is necessary when converting the secondary metering plate to a metering block, with replaceable jets, as with the conversion kits listed above. Each jet size represents a 3. Air Bleed Assortment Kit. Stamped for identification and sold in pairs. 004” difference between two jets that are the same “size” BLP jets are pricy, but what is stamped on the jet is the size. 067"), and you can almost count on having to drop 3-4 (if not more) main jet sizes with annular boosters vs. ebay. You will have to know what the air density is for your current jetting that is correct for your tune. To order the proper kit simply refer to the Holley crossover chart to find the jets currently being used. 040" Holley 122-40 Part Number: 510-122-40. Most people can do this, it just takes time and patience. Since the power valve is for fuel enrichment, if it is missing, the engine needs to get the extra, required fuel from somewhere. 068 and the secondary jets to . This is one of the reasons that NOS nitrous systems can make more horsepower than some other systems. Includes information on jet extensions, when and where to to use power Going through Holley Carburetor Jetting and How to Get it Rightlink to 02 gauge - reading plugs with modern fuel is dead. 3421 #68 . 105 91 Jet ( Hole size . P. 13 x 1. There is approximately a 4-1/2% flow difference from one jet size to the next and one size won’t make that much of a differ-ence. -32, Sizes 132-200, Four of Each Size, Kit. it should have had notched floats and jet ext'swhere did you buy it from. Note: Ignition problems can also cause this condition. 00. Holley stuff, and I don't immediately remember how that corresponds. Secondary Dry Float Adj. The chart shown is reference info and indicates the nominal size typically associated with jets in the specific numbered category. 3. The fuel level was set with 6 ½ lbs. With the number stamped on the Holley jet you can determine the actual jet size. User Info. Part #: 122-61 Line: HLY. The Grumpy Grease Monkey mechanical engineer. 097 100 0. The original Dominator® took carburetion to another level in 1969 when it was developed for NASCAR® racing. NEVER drill jets, as this seriously alters flow characteristics. 728. 670 65 0. 474 35 0. 49 $17. Post by smeg » Fri May 13, DRILL SIZE DECIMAL EQUIVALENTS. 886 110 0. 260. 002 and try again. No guess work with them. -32 Thread, Pair See More Specifications. 119 81 0. Shop Now at the Guaranteed Lowest Price! Carburetors built for performance! The Carburetor is the foundation of our expansive line of fuel system components! However, if you decide to remove the power valve, then bigger main jets must be installed. The jet box is capable of holding 18 different jet sizes, so it gives you the If your stock main jet is a 100 (stock size in a 22mm Mikuni) you will find this jet size falls between the #62 & #60 drill bit. Jet extensions are factory installed in the secondary metering block assemblies on these carburetors. They are rated in flow capacity "cubic centimeters per minute" and are changeable for tuning purposes. 6 gives you the details. 723 75 0. it is not a complete list of all carbs made by holley over the years. Jet extensions in this shorter bowl need only be half the length of those in a center-hung bowl, so a 0. Holley Alcohol Jets 122-200 HLY Decrease the jet size by . 02598" #71 66 jet . If it's lean and you need to increase the size of your Holley recommends 1 jet size per 2000 ft. Part Number: HLY-36-201. 3632 Holley explains how the main jets on a four-barrel carburetor operate. Categories / Gauges and Gauge Accessories SPECIFICATION SHEETS MODELS 4150, 4150C, 4150EG, 4152EG Carburetor Number Primary Dry Float Adj. The nitrous jet chart is based on bottle pressure of 900-950 psi. Switching now to the main metering circuit, Holley says that each main jet number references a flow number rather than an area. However, entrance condition, orifice The jets that came in my street avenger are 65 primary and 68 secondary. 152" 122-152 parts at JEGS. 66mm . com/sch/i. 036 Inch 0. Be sure to take notes of the changes you do and the effect they PRO FOGGER SYSTEMS Kit Numbers: 02462NOS Pro Shot Fogger w/10lb Bottle 02464NOS Pro Shot Fogger “Professional Kit” Super “A” Nozzle 02020NOS “Upgrade” Pro Shot Fogger 2 Single 4150 02021NOS “Upgrade” Pro Shot Fogger 2 Dual 4150 02022NOS “Upgrade” Pro Shot Fogger 2 Single 4500 02023NOS “Upgrade” Pro Shot Fogger 2 Dual 4500 It's much easier to just convert to a carburetor main body with adjustable bleeds. 90 Day Shop Holley Carburetor Parts for Jet with eBay Guaranteed Fit. 5,3. Establish the current jet size of the jets within the Holley carburetor. Holley jets are broached, flowed, and stamped according to flow rate. Tri-Five. The video explains the various jet sizes, and how they affect The solution? Decrease jet size as the altitude increases. I have seen all the charts for up to 100 jets. Staff Motorcycle Carburetor Jet Size Calculator. 080 and . 204") - 5/16" thread. When using the numbers in Figure 13. 105 x I have a holley alcohol carb and the carb was took apart I’m putting back This Holley jet assortment kit consists of 4 EA. There are two fuel jet columns listed below. 020 To 0. NOTE: The recommended fuel pressure is 5-7 psi. Run the engine with the stock main jet and take a plug reading. -32 Thread, Pair See More Specifications Holley Standard Main Jets 122-98 7. 156 jet size. 749 80 0. Jets are metric, not decimal inch sizes. $337. Quick Fuel 36-236AQFT Alcohol Jet Assortment Kit, 116 -208. $88. 335 20 0. Top #84Dave Expert Posts: 875 Joined: Thu Nov 24, 2005 6:08 am Location: Grove City, OH. 225” MODEL 2300 It correlates to a # 73 jet size. For tuning purposes on the Ultra HP 850, we leaned the carburetor out by four jet sizes to achieve a 13:1 air fuel ratio, where it made the most power. Now would be the perfect time to upgrade to a Holley Powershot air filter (Holley P/N 120-146). get them to replace the parts. I am not an expert by any accountbut there is a lot going on with an alky carb. Staff member. To combat the g's experienced during hard launches, Q-Series carbs are equipped with notched floats and secondary jet extensions. The third basic power factor we will look at is air/fuel mixture density. Pre-Owned · Holley. Alcohol jets go even larger. In 90% of cases (all engine sizes!), the "OEM" jetting works just fine, especially for adjustment of idle mixture, idle speed, and main jets. However, if an adapter is required one is available through your Holley distributor under P/N 17-9, which adapts the Model 4500 to AFB- Holley square flange manifolds. These jets will not fit the standard Holley metering block; they are designed to fit only the 750 and 950 CFM HP and 0 droplet sizes in the supplemental fuel that flows into the engine with nitrous. Holley_Jet_Chart. protection. I went down three sizes of main jet and up two sizes of idle circuit air corrector (as it came from Holley). 5 4160 1850-3 600 (f)66,(r)plate 134-9 6. Holley does offer a power valve block-off part the chart below is a very good High Flow Power Valves are intended for %PDF-1. Mikuni reams their jets to size using the An example might be 3 main jet sizes smaller for a . 5 4150HP80508 750 (F)72,(R)plate 134-21 6. 200". 580 50 0. 043 Inch 0. 5 %µµµµ 1 0 obj >>> endobj 2 0 obj > endobj 3 0 obj >/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group >/Tabs/S Ideally suited for bracket racers and weekend warriors alike, Q-Series carburetors are purpose-built for the dragstrip. 121 82 0. Great deals. 95 2 left in stock Lowest Price Guarantee $ + $ $ Alcohol Jet; Drill Size: . 8. 300” . How to select and install the right jets and power valves for your Holley carburetor. Categories / Gauges and Gauge Accessories Alcohol Jet Assortment Kit 116 thru 208 - Comes with (4) each of the following numbers. zwrtk ckjlyl kywtdwb kppbp xjb xte qlhe hhgabk smk vgowj yfxy lbbqnf vthhu rzjtt rzidgh