Angelo Vertti, 18 de setembro de 2022

For a better experience, please enable JavaScript in your browser before proceeding. $37.99 . Also be sure the wire from the fuse to the igntion switch is also the correct size. HEI under cap condenser - GBodyForum Won't fit HEI but maybe fab something similar? Brand name for GM's E-core coil ignition. Is there any real variance in quality in these modules? The HEI Distributor: Clearing The Confusion And Debunking Myths I also have a cross fire in the Nomad that has been on there since 99, so far so good, no misfires, but I have read also there are faulty ones out there. You are using an out of date browser. Distributor Cap, Male/HEI, Screw Down, Rynite, Black, Holley, Pro-Billet Small Diameter, Each. Many of the items offered in the GM performance parts catalog are rebranded aftermarket parts. However, it is recommended that you connect your vacuum advance hose to direct manifold vacuum because it will provide you with more vacuum advance at idle, which will help to keep your plugs cleaner. Thanks, RWTNUTS - Another mystery solved! I noticed that many companies sell a common 4 prong, "GM style" HEI transistor module, and these modules all look to be compatible based on the vehicles they'll work in, and they look to be the same module that's used in the DUI HEI distributor for the AMC 258. Diagnosing (and solving) distributor problems - Hagerty Media Each requires its own coil to create optimal ignition power. View full details Original price $19.99 - Original price $19.99 JavaScript is disabled. Using a Sun emissions test machine measuring hydrocarbons (HC) and carbon monoxide (CO) we were able to reduce the emissions using a high-performance HEI module and coil compared to a stock combination. The firing order of a High Energy Ignition or HEI distributor cap is not always different from the engine's firing sequence. The same way a V8 HEI will drop into any small block engine. . . Avoid the dist in post #2, it does NOT have an adj VA unit. We and our partners use cookies to Store and/or access information on a device. I'm trying to convert to an HEI distributor for the ol' 68 Chevy truck. I bought and ran a $89 Summit-brand HEI ($89 complete with cap and coil and a great Mechanical curve for my car), ran great, low-12's in the quarter mile. Call 800.979.0122, 7am-10pm, everyday. Myth 8: The silicone grease you place under an HEI module insulates from heat. Wonder if these are still available as several aftermarket companies were making them. Anyone able to verify this? Actually, an HEI draws only 2- to 3-amps, compared to the approximate 6-amps an external oil-filled coil draws. How many volts does a HEI distributor need? How to tell if I have an HEI distributor? A: The DUI Distributor cap is exactly the same dimensions as a GM HEI cap which measures 5 1/4 in diameter where it attaches to the distributor housing. These days there's a plethora of aftermarket high-performance modules, coils, and complete ready-to-run HEI distributors that can be added to a high-performance engine that'll provide excellent spark energy and rpm potential well in excess of 7,000 rpm. My advice? . Even though it's a cleaner looking cap, if it's not going to work reliably then it's worthless to me. Only issue was excessive oiling up top that a lil RTV fixed easily. Jun 17, 2013 So when i was dropping the v8 into my s10 i broke the rotor on the distributor (cap was removed) so my question is, do all HEI distributors use the same cap and rotors? El Camino Brake Hose, Front Drum, Original AC Delco, 1965-1967 $13.99 Each. Suffice it to say, by decreasing internal coil resistance, it is possible to decrease the amount of time necessary to charge the coil so it can fire the next spark plug with maximum energy. If youre tired of feeling like your vehicle is being slowed down or held back by your distributor caps, its time to make the upgrade. Chevrolet's small-block V8s are famed for being dependable and powerful all at the same time. Are all big-block Chevy distributors the same? - TeachersCollegesj I thought that's what a condenser was for, too? The original resistance wire and ignition switch won't like it much. This is especially important at higher engine speeds because there is less time to charge the coil. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. It all comes down to our direct-to-consumer model. and secure using the same screws from the original distributor. , In stock The HEI Distributor cap often contains firing instructions that rotate clockwise for SBC Chevy V8 engines. Some of the more high-performance aftermarket modules can draw as much as 7.5 to 8 amps of power. Most castings are stable and straight and modern machining techniques aid in narrowing the benefit gap in this respect. GBodyForum is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com. Rotor too thin and too close to the grounded internals. To be honest, I really don't want to. Here's where it gets into Twilight Zone time. The points distributor does not run on full 12v the feed wire to the original dist is a resistance wire, and drops the voltage to ~8v when running. they replace a hell of a lot more modules than i do. try it without recurving and see what your total advance is as well as the rpm it kicks in and take it from there. A-Team Performance 6-CYLINDER CLEAR CAP & ROTOR KITThis kit includes an 6-cylinder HEI distributor cap, rotor, and standard dust cover. For a better experience, please enable JavaScript in your browser before proceeding. Myth 6: There is a specific #1 terminal on the distributor cap. This is especially true at idle since the energy remains in the module (since little is needed at idle), which adds to the heat problem. Part Number: HLY-566-105. The heat can eventually build up inside the distributor, melt the internal circuits, and destroy the module. Chevrolet V8 Tri-Power Ignition System Performance Distributors. Usually, a wheel bearing lasts around 1000 to 1,500 miles after it starts making noises. The Fora platform includes forum software by XenForo. Here are some signs that one of your brake calipers is going bad: If the brake caliper fails, the brake pads wear out faster than normal. Looks like maybe they removed the stamped-steel cover on the side and hacked in an older HEI module. The HEI requires high current, 12v at all times. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. I tested the cap with a VOM and it was good. Stopped by the dealer one day and the same Bosch filter part number in same box was $45.00. All you have to do to run this system is to apply a straight 12 volts to the distributor and youre ready to run. Is this normal for a chevy hei distributor cap? | Hot Rod Forum We've spent way more time talking about this than it takes to just do it. I wouldn't have to change my wires and it would save me some $$ . On an HEI, if you use the holes in the housing that were originally there for the vacuum advance, to install your vacuum advance eliminator, there is no cause for rotor phasing. But, in the looks department, you've got to admit that billet looks better. I started to reply to your question, but really didn't know if the HEI would fit your engine or not, GM made a 4, 6, and 8 cylinder version. 4 I noticed that many companies sell a common 4 prong, "GM style" HEI transistor module, and these modules all look to be compatible based on the vehicles they'll work in, and they look to be the same module that's used in the DUI HEI distributor for the AMC 258. Any Chevy distributor with a snap-on cap is aftermarket. The Fora platform includes forum software by XenForo. This is in a clockwise rotation. In addition, low to midrange performance motors (as well as stock motors) benefit from a more intense spark from idle, all the way up the entire rpm range as the fuel is burned more completely. Every time I mashed the throttle and dumped the clutch the engine would rock the slightest amount and the vacuum advance part of the HEI would hit the firewall and advance the timing a hell of a lot. Haven't looked in awhile, but I believe "Accel" makes one also. Distributor caps on HEI ignition can burn ou. To the OP: given how easy it is to get a real GM HEI distributor, why mess with that half-fast unit? Check the rotor and the cap for excessive wear. When using HEI, the distributor requires a 12 volt feed. But the benefits don't stop there. Another function the module performs is electronic control of the dwell circuit. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. The solid epoxy, in comparison to oil-filled coils also eliminates the possibility of leaks. The large cap also offers extra space to host the coil, making the HEI distributor self-contained. Since this system produces more voltage and amperage output than a point-type ignition, it requires a larger-diameter cap to prevent voltage crossfire inside the distributor cap. Whether you need help choosing the right HEI distributor caps or youre looking for assistance performing the upgrade, you can count on us to be there for you. I'm not sure about clearance on a Duster.. but the aftermarket big dizzy GM HEI parts are just like the units you'd find on a Chebby internally. The following are the 10 most common, along with some views, which are believed to dispel them. It will already be phased correctly due to the original design. How much does it cost to fix a valve cover gasket? that was sold by Accel about 15-20 years ago. Make sure the actuating rod is not rubbing against anything on the bowl of the distributor. there will probably not be recurve kits readilly available so yu may have to just try lighter springs if you run into any problams. I know an OEM GM module (that's got to be way better than the knock-offs) starts pooping out ~5,000 rpm. What's the Firing Order of a Chevy 350? - Old Engine Shed They were never factory installed. The lower amperage draw results in a much cooler running HEI coil. Vehicle pulls to one side. Chevy did use a HEI on the '75 and later I6, until it was discontinued in '79. GM used the same switch with points and with HEI. However, as long as the spark plug wires are connected in the correct order, it usually doesn't matter where position one is on your HEI Distributor. But I don't want to add misery to misery by going with the HEI and then finding out that the old system/wiring can't handle it. It's an electronic part that's been service so who knows but they sure might be able to point something out that may have led to its life span. Distributor Cap & Rotor; Street Fire; Cap And Rotor Kit; GM EFI; External Coil. Small block hei distributors | For A Bodies Only Mopar Forum Part Number: MSD-5502. The "fliter" on the tack wire is also a capacitor to suppress interference to the radio, Uninstall 2020, it is infected with a bad virus. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. To top it all off, we offer 30-day hassle-free returns with fast and free shipping. A premium distributor cap can also help your engine burn fuel more efficiently, providing you with improved fuel economy. You are using an out of date browser. For a better experience, please enable JavaScript in your browser before proceeding. If your low-end cam power band begins at 2,500 rpm (or below), then your advance curve will not be matched to your camshafts power-band, which will result in a significant horsepower/torque loss. Knowing GM, I would expect it to fit the old I6 with no problems. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. If you open the harness, (just unrap the tape) you will see where that wire is spliced to another wire.

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