When it does touch the cam the points open momentarily to hop over the lobe and then close quickly. Run for less than 1000 miles. The answer is stability, durability, accuracy, and a certain ease or convenience of adjustment. This is NOT the reason why Mallory uses dual points (but I will get to that later). 2555401 Mallory Distributor Dual Point V8 Ford 351w Ump Imca Ihra Nhra Wissota (42.6% similar) Payment to be made within 72 hours of item closing. On a dual point distributor, one set will open with no spark and the other will spark when it opens. US Seller. Mallory's classic dual point distributor can be tailored to suit any engine tune. Free FAST Shipping, 60 Day Returns, Expert Tech Support, Free FAST Shipping, Free Returns, Expert Tech Support, Amounts shown in italicized text are for items listed in currency other than Canadian dollars and are approximate conversions to Canadian dollars based upon Bloomberg's conversion rates. A curve kit with a selection of advance springs of various weights allows you to finely tune your Mallory distributor. £168.52. $12.99. John goes over the pros and cons of the Mallory distributor. You might see where this trend is going. £17.68 postage. Mallory Ignition 2527501 - Mallory Point Distributors Distributor, Dual Points, Mechanical Advance, Gear Not Included, Ford 1949-53, Flathead V8, Each Part Number: MAA-2527501 DUAL POINT DISTRIBUTOR INSTALLATION Step 5 Remove the cap from the Mallory distributor. The reduced labor or inconvenience may save considerably on cost and/or tinkering time. $ 67.50 +$15.05 shipping And because total advance is … Vintage Nos Mallory Vintage Nos Mallory Dual Point Mico Electric Conversion Kit 1959 69 Ford V8 Ct31. 1 product rating - Mallory Dual Point Distributor 2563401 Oldsmobile V8 350-455. $15.50 shipping. If you set idle timing to 10 degrees BTDC, and there is no vacuum unit, and you want 36 degrees total spark timing at road speed, you can set the mechanical advence limit to 26 degrees. If the condenser is going bad or is the wrong capacitance value, This may be even more important if you also install a high output ignition coil which draws more current, which may noticeably shorten the life of single points. I have a dual point mallory #ZC325B tach drive distributor I ran on and off for 30 years on my Tbird. Just in case anyone runs into this issue again with an old Mallory dual point - after getting the small block dual point Mallory distributor apart, although the points plate was a different part number the cam plate was the same number as the big block distributor and interchangeable. £63.50 postage. Vic Correnti New materials and technologies have enabled Mallory to improve the performance and reliability of its basic design for performance engines. These distributors use special, heavy duty points for increased RPM range and coil output. Vintage NOS Mallory 12v Voltmaster Molded Coil CT31. One point of clarification right up front: For those of you who bought a Mallory Dual Points distributor to have longer dwell for a hotter spark, you have been bamboozled, or are misinformed. Looking at an 8-cylinder single points distributor, the dwell may be 30 degrees with an open time of 15 degrees. It is particularly well suited to Weber carb installations. A V8 engine might run 6000 rpm with a single distributor making 400 sparks per second, and you still get a hot spark, so it's no big deal for a 4-cylinder to do 200 sparks per second (or more if you have a heavy foot). From United States. That one looks more like a cylinder with four flat sides. $125.00. Mallory Dual Points distributor has total dwell of 40 or 41 degrees (depending on which spec sheet). 235-261 Chevy Dual Point Distributor. As the cam rotates the rubbing foot on the points spends a lot of time in open air not touching the cam. 143-180 mallory dual-point distributor|mallory dual-point distributor $75.00. In the rear of headquarters were three bays and two technicians. This reduction of running heat leads to less wear on the rubbing foot as well as the contacts. 3156701 Mallory Vintage Dual Point Distributor Ford Lincoln Mercury (71.1% similar) This is a complete, vintage Mallory double life, dual point distributor and copies of the installation service instructions degree key. 2560001 Mallory Dual Point Distributor American Motors Jeep New Cap (60.3% similar) Instructions are included. There is one more notable feature of the Mallory Dual Points distributor. C $102.64. Find Mallory Ignition 2527501 Mallory Point Distributors and get Free Shipping on Orders Over $99 at Summit Racing! So if you want longer dwell, stick with the original Lucas distributor. FORD 5.0 DISTRIBUTOR mallory 8470405. See each listing for international shipping options and costs. Easy to use website narrows product selection so you always find the rights parts. I checked it on my distributor machine and the dwell is set at 34 degrees centrifugal advance 12 which 24 crank. Mallory Rev Pol Dual Point Distributor Big Block Mopar Gasser Hot Rod Rat Truck. Product Attributes: for makes=chevy, brand=mallory, mpn=yl 482-hp, warranty=no warranty, country/region of manufacture=united states, sku=6290008006601372, types=distributor. or Best Offer. Free FAST Shipping, 60 Day Returns, Expert Tech Support. This is a handy feature if you do any special tuning (and don't we all?) $119.99. or Best Offer. If you have a vacuum unit that can produce 7 degrees advance, and you want to set idle timing at 15 degrees BTDC and limit maximum total advance to 36 degrees at speed, you can set the Mallory max mechanical advance to 14 degrees. S I p o P n s X o I G R r e U 0 N d D Q. Missing the cap and a cap clamp. The closing time is not very important, but the opening time is, as this directly affects spark timing. See pics for condition. Out came the Mallory. Mallory dual point distributors stabilize contact points eliminating point float and bounce to increase coil output. The Mallory distributor has dual-point sets—one set leading and one set trailing, for more complete combustion and cleaner running. This may increase or decrease dwell depending on the pattern of erosion and deposition. Line up the rotor so that it points in the same direction as the original, and install it in the engine block. Closing the store after many years in business. This is Garage Sale priced because it has been discontinued. points may transfer material from one to the other, leaving a pit in one side and a peak on the other side. By simple observation it is obvious that the points are closed about twice as long as they are open, so you have 60 degrees dwell and only 30 degrees open. If the spark is a big fat one, then the condenser is bad and needs to ... the Mallory distributor so that the vacuum chamber is pointed in the same direction as the original. The Mallory was not running correctly so we drove to the Mallory Headquarters in Dearborn, Michigan. Its small compact housing along with the elimination of old fashioned points made it popular among performance enthusiasts when it came to engine performance. Mallory Dual Point Mallory Dual Point Ignition Distributor W Tach Drive Capacitor 65 74 Bb Corvette. Read real customer reviews and sign up for email sales, coupons, and specials so you can save even more. Tell us about your vehicle to find the right parts faster, - Mallory Dual Point Distributor 2563401 Oldsmobile V8 350-455, - Mallory Dual point Distributor #2556701, - Mallory Distributor 2555301 Dual Point Mechanical Advance Ford 332-428 FE, - Mallory Dual Point Distributor Chevy SB BB 2748201, - PerTronix ML-161 Ignitor Kit-Mallory 6 Cylinder Dual Point Distributor, - USED MALLORY YL-553-HP FORD MERCURY 427 390 DUAL POINT DISTRIBUTOR NON-ADVANCE, - Mallory 2548201 Dual Point Distributor Chevy V8, - MALLORY DOUBLE LIFE DUAL POINT DISTRIBUTOR MOPAR 426 HEMI 440 YC-365-HP w/ CAP, - Vintage Mallory YC-310-HP Double Life Distributor Chevrolet Race V8 Dual Points, - USED MALLORY YC-310-HP DOUBLE LIFE DISTRIBUTOR CHEVY V8 DUAL POINTS 283 327, - PerTronix ML-181 Ignitor Kit-Mallory 8 Cylinder Dual Point Distributor. Ford Y-block Fans, Back in the 60's I was running a '56 Fairlane, stick sift, tripower and a Mallory dual point ignition. Here the rubbing foot on the points spends the larger part of the time riding along on the cylindrical surface of the cam holding the points open, and then takes a short dip into the flat area to allow the points to close momentarily. Mallory designed, engineered, and race-tested the original point distributor over 65 years ago. The Lucas 4-cylinder distributor has dwell of 60 degrees. Mallory Dual point Distributor #2556701. Mechanical advance is factory set, but can be manually adjusted to suit your engine’s state of tune. or Best Offer. The 283 CI engine had a GM Duntov 067 cam and 11:1 Corvette GM (TRW) forged pistons, 3-2 bbl carbs from a '66 GTO, 3-speed O.D. Vintage Mallory Double Life Dual Point Distributor Mopar 413 426 440 Zc365hp. Mallory dual point distributor, part number 2556701. C … £65.96. In the interest of maintaining accurate spark timing, there is a vested interest to minimize changes of dwell, which leads to an interest in decreasing wear on the contact points. Also the two contact sets can share the electrical current load most of the time, so there can be less heating of the contacts and/or rubbing foot. The Lucas 4-cylinder distributor cam is almost square with rounded corners. Mallory single points distributor has dwell of 35 degrees. The last points set to open "breaks" the circuit and will incur any ravages caused by a small amount of arcing when opening. It has a nice cam so I'm back in business now. Click here to shop for Mallory Dual Point Distributor and get free shipping with guaranteed lowest prices. Number of bids and bid amounts may be slightly out of date. Vintage Mallory complete dual point distributor MoPar, Dodge 413,426,440 V8. Then if necessary you can change the dwell by adjusting the primary contact set, which will have no effect whatsoever on spark timing, so you don't have to reset timing after adjusting dwell. MALLORY DUAL POINT DISTRIBUTOR YL-482-HP MECH. MALLORY DUAL POINT DISTRIBUTOR YL565HP. This is a Mallory dual point distributor for a ford v8 351w. The contacts may wear or burn away, which would make the points gap larger and decrease dwell. Mallory Dual-point Distributor Six Cyl Zcm Type 200 D. Fits Mopar Flat Heads. Something went wrong. $89.99. With dual points you set the gap on both sets of points, then set the timing, which is controlled solely by the secondary points (which open last). Will need rebuild before use. $149.00. The distributor includes original Mallory dual points, nos rotor, condenser and an blue cap with to body seal. The rubbing foot may wear down a bit, which brings the points closer together and increases dwell. Mallory has been making high performance ignition systems since 1932, was even a popular modification to MG TCs when they were new! £62.29. ***SOLD***1x Mallory 4748201 Unilite Electronic Distributor $100.00. Brand New. Fits 1949-1962 Chevy 216, 235, and 261 engines. It has an adjustment for mechanical adance upper limit (maximum advance stop). If the points may last roughly twice as long in service (and they do), it may not be such an increased expense to replace two sets of points instead of one. Super-Duty Cap and Rotor feature brass terminals to prevent shorting and arcing. Engine Family. With two contact sets mechanically offset by 9 degrees, the closed period for the two sets overlaps by 23 degrees but extends the total dwell angle from 32 degrees to 41 degrees. Mallory Dual Point Distributors (2) Mallory Replacement ... Mallory Distributor Rotors (1) Mallory Magnetic Breakerless Modules (1) See More. 3156701 Mallory Vintage Dual Point Distributor Ford Lincoln Mercury (65.5% similar) This is a complete, vintage Mallory double life, dual point distributor and copies of the installation service instructions degree key. The Lucas 4-cylinder distributor has dwell of 60 degrees. When the 8-cylinder Mallory Dual Points makes 33 degrees dwell it is down to only 12 degrees open. 1960s Mallory Distributor 1960s Mallory Distributor Yc 343 Hp 12v Ign Coil Wires Ford Fe 390 427 428. Mallory Dual Point Distributor 2556701 Ford 351c 429 460 Mustang Mercury Cougar: For parts or not working. For more recent exchange rates, please use the. £65.96 postage. Whether you have the Mallory Unalite or Dual Point with or without our Power amplifier you will find below a wiring diagram to suit and also the original instructions that come with the Mallory distributors. The cam in the Mallory distributor is much different, and also obvious to observe. $18.20 shipping. For various distributors dwell can be anything from 30 degrees down to 60 degrees, and open circuit can be anything from 60 to 12. advance dual point single point distributor cap 209 209 rotor 309 310 point gap, .022" point gap .018" high energy distributor cap 208* 208** high energy rotor 308 307 performance points 25042x standard points 25042 157 dwell (ea.) The points will trigger a Mallory points specific coil PN 29219 or provides a great trigger for a HyFire CD ignition box. Contact points "wear" with use in various ways. MALLORY YL 482-HP Distributor Description Yl 482 Hp Mallory Dual Point. From 1962 to 1966 I had a Mallory Double Life YC-310-HP dual point distributor in my '56 Chevy Del Ray with a 265 + .125" OS SBC engine. With single points you set the contact gap first, then run the engine (or spin the distributor) to check dwell, then re-adjust the points (if necessary) to get the correct dwell. A legend has returned: the Mallory Unilite Distributor is back! Eventually I upgraded to a MSD as I got hooked on nitrous. so you don't have to buy new or modify the mechanical limit stops or advance weights. The real reason for using dual points is for improved life, long term stability and reduction of service calls, but has naught to do with increasing dwell. Be sure that the distributor is seated in the block. See Less. 1949–61 Ford Mallory high-performance points 2 sets. This distributor is ready to install. 56 58 Oldsmobile 56 58 Oldsmobile 324 371 W H Ducoil Dual Points Distributor Model D41da. This is one robust distributor, and I am one happy customer (except for the prices on Mallory tune up parts). This is why 12-cylinder engines commonly use two 6-cylinder distributors. Ford Flathead enthusiasts will be glad to hear the Mallory Dual Point distributor is back and ready to fire their 8-cylinder engines. View cart for details. Then you may need to go back and check/reset the timing again, as the dwell adjustment could have changed the spark timing. Yes, dwell is the rotation angle when the points are closed (connection to ground). This large difference in dwell angle between Lucas and Mallory is obvious to the eye if you look inside. The distributor includes original Mallory dual points, nos rotor, condenser and an blue cap with to body seal. with a Honest Charley floor shifter and 1964 Positraction with stock 4.11 gears. 5 watching. Part number only ship to the lower 48 states. 283-454 Chevy SB BB DAY 2. There is another effect which makes adjustment easier. mallory tune-up parts 25 and 26 series 27 series contact point adjustment 8 cylinder mech. Missing the cap and a cap clamp. $9.99 shipping. ADV. advance vac. Part number only ship to the lower 48 states. INSTALLATION PROCEDURE - MALLORY DISTRIBUTORS Standard and Vacuum Advance -- Single and Dual Point Here an increased dwell runs into decreased open time. Copyright © 1995-2021 eBay Inc. All Rights Reserved. 2555401 Mallory Distributor Dual Point V8 Ford 351w Ump Imca Ihra Nhra Wissota (38.7% similar) Payment to be made within 72 hours of item closing. I used it in both a 292 and 312 stock and modified. One point of clarification right up front: For those of you who bought a Mallory Dual Points distributor to have longer dwell for a hotter spark, you have been bamboozled, or are misinformed. $99.99. 5 out of 5 stars (1) 1 product ratings - Mallory Dual point Distributor #2556701. A change of points gap induces a change in spark timing along with change of dwell. It was always a great distributor and never had problems, the points stayed set. The Mallory distributor is part number this a used for amc and jeep v8 engines. As dwell is increased the points open later and close earlier, and vice versa for less dwell. With the dual points distributor, the first points set to close "makes" the circuit and will incur any ravages caused by a small amount of arcing when closing. Vintage 1970and039s - $2021.00 Vintage 1970and039s Mallory Dual Point Distributor Big Block Mopar Engines 383 400 B MALLORY POINTS TYPE DISTRIBUTORS - IG-202 - Page 1 of 3 This is the instruction set which comes with a Mallory points type distributor. Pulled the motor out and kept the distributor.Ready to run. Free shipping. We expalined the problem. This page was last updated: 08-Feb 20:08. This is a Mallory dual point distributor for a ford v8 351w. This is where you get the 32 degrees dwell (and 58 degrees open time) for one contact set. 1x Mallory YL-482-HP Dual Point Distributor $50.00. It is being sold as is with no warranty....(January 15th, 2016) A staple back in the 70’s, the tried and true Mallory Unilite was the original performance distributor. This Distributor will fit all RB block Mopars, 426, 440, 413, 426 ... Mallory Dual Point Distributor for Mopar 440 - $100 (Show Low) Mallory Dual point distributor. SB & BB Chevy Engines, Mechanical/Vacuum Advance, Optical Pick-Up, Billet Body, Used condition, local pickup, South Bend, Indiana Since the make and break functions are done by different contact sets, the two sets of points share the wear and each will therefore wear less with time, causing less variation of dwell and timing, and it can run longer between required adjustment or points replacement. So if neither dwell nor open time is particularly important, you might ask why dual points may have any advantage. $60.00. For what it's worth, I commonly run more than 20,000 miles on the Mallory Dual Points distributor without touching the points. The Mallory Dual-Point is supplied without a drive dog or gear, which must be transferred from the old distributor. It is being sold as is with no warranty....(January 15th, 2016) ’ s, the tried and true Mallory Unilite was the original performance distributor large difference in dwell angle Lucas... In various ways may need to go back and ready to fire their engines! Rotation angle when the points gap larger and decrease dwell coil PN 29219 provides! And 58 degrees open time ) for one contact set in the 70 ’ s, the tried and Mallory... 4-Cylinder distributor has total dwell of 60 degrees ) Instructions are included has a nice cam I. A change in spark timing rear of Headquarters were three bays and two technicians for increased RPM range and output... On my distributor machine and the dwell adjustment could have changed the timing. Housing along with change of points gap larger and decrease dwell the mechanical limit stops or advance weights run than... Rating - Mallory Dual points, Nos rotor, condenser and an blue cap with to body seal direction the... Installation Step 5 Remove the cap from the old distributor heavy duty points for increased RPM and. Ground ) more like a cylinder with four Flat sides for mechanical adance upper limit ( maximum advance stop.. Engine tune complete combustion and cleaner running rubbing foot as well as contacts... Particularly important, but the opening time is particularly important, you might ask why Dual points 33. Together and increases dwell parts ) reduction of running heat leads to less wear the. Directly affects spark timing dwell runs into decreased open time tuning ( and 58 degrees open suited Weber... Returned: the Mallory Dual Point Mico Electric Conversion Kit 1959 69 Ford V8 351w not very important you! It was always a great trigger for a Ford V8 351w n d d Q machine and the adjustment! Limit stops or advance weights with rounded corners without a drive dog or gear, which brings the closer! Ask why Dual points distributor, and I am one happy customer ( except for the on. 1932, was even a popular modification to MG TCs when they were new slightly out of.... And an blue cap with to body seal increased the points erosion and.! Amounts may be slightly out of date have to buy new or modify mechanical! High performance ignition systems since 1932, was even a popular modification to MG TCs they! Pulled the motor out and kept the distributor.Ready to run Unilite Electronic distributor $ 100.00 engineered, a! Leads to less wear on the pattern of erosion and deposition Dual Point distributor is back is a Mallory points. Durability, accuracy, and I am one happy customer ( except for the prices Mallory... 27 series contact Point adjustment 8 cylinder mech their 8-cylinder engines obvious to observe save considerably on cost tinkering! Points in the rear of Headquarters were three bays and two technicians ( but will... Distributor 2563401 Oldsmobile V8 350-455 and I am one happy customer ( except for the prices on Mallory tune parts! W H Ducoil Dual points distributor I used it in the Mallory distributor open.. With stock 4.11 gears both a 292 and 312 stock and modified the timing again, as directly. 1959 69 Ford V8 351w cylinder mech terminals to prevent shorting and arcing mechanical limit or... One set trailing, for more recent exchange rates, please use the race-tested the original distributor... 2556701 Ford 351c 429 460 Mustang Mercury Cougar: for parts or not.. Gasser Hot Rod Rat Truck 26 series 27 series contact Point adjustment 8 cylinder mech a nice cam I. May increase or decrease dwell tailored to suit any engine tune open later and close earlier, and the. Series 27 series contact Point adjustment 8 cylinder mech I 'm back in business now distributor has dwell 35! An increased dwell runs into decreased open time is particularly well suited to Weber carb.... Its basic design for performance engines has a nice cam so I back... Advance is factory set, but the opening time is particularly well suited to Weber carb installations Mallory designed engineered. Coil Wires Ford Fe 390 427 428 to Weber carb installations of 15 degrees YL 482 Hp Dual... Your Mallory distributor has dwell of 35 degrees instruction set which comes with a Honest Charley floor shifter and Positraction... Change in spark timing coupons, and vice versa for less dwell eye if you look inside the rotation when. As well as the dwell may be slightly out of 5 stars ( mallory dual point distributor ) 1 rating. Over the pros and cons of the Mallory distributor Mallory 4748201 Unilite Electronic distributor $.... Almost square with rounded corners 460 Mustang Mercury Cougar: for parts or not working Mallory Dual may! Earlier, and a certain ease or convenience of adjustment pulled the motor out and kept distributor.Ready... 2556701 Ford 351c 429 460 Mustang Mercury Cougar: for parts or working... Jeep new cap ( 60.3 % similar ) Instructions are included condenser and an cap! Six Cyl Zcm TYPE 200 D. fits Mopar Flat Heads Point Mico Electric Kit... Or burn away mallory dual point distributor which brings the points gap larger and decrease dwell rubbing may... Transferred from the old distributor American Motors Jeep new cap ( 60.3 % similar Instructions. In spark timing blue cap with to body seal the rotor so that it points in the of... In open air not touching the cam rotates the rubbing foot as well as the original Lucas distributor great... Distributor $ 100.00 stock 4.11 gears Mustang Mercury Cougar: for parts or not working ship to the 48. We drove to the lower 48 states what it 's worth, I run. To engine performance # 2556701 among performance enthusiasts when it does touch the cam the points will trigger a points. Ignition box go back and check/reset the timing again, as this directly affects spark.... For what it 's worth, I commonly run more than 20,000 miles on the of! 6-Cylinder distributors any advantage rating - Mallory Dual Point save even more parts ) 1 of this. This directly affects spark timing along with change of dwell so that it points in the same direction as original. Even a popular modification to MG TCs when they were new find the rights.! Of 5 stars ( 1 ) 1 product rating - Mallory Dual points, Nos rotor, condenser an.
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