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DRR Top Comp |
I have a fellow wanting to buy one or both of my MSD mag 12's. If her does I should have enough to cover cost of most of replacement ignition. Already have crank trigger on car. Figure can use belt driven rotor and cap with control box, Think there is a MSD 7 that I can do this with. Being sort of new to non mag ignitions since 1986.Looking for suggestions and commnets on good and bad os some setups. That is if I sell mag setups and not totally sure that is what I want to do yet.If do will need to cover new system with backup pieces in 1500 neighbor hood.. Have everything to build cap and rotor drive piece ore drive off current setups base. so just box and coil recommendations needed., America home of free. Brought to you by 2nd amendment. | ||
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DRR S/Pro |
MSD 8 Plus has as much spark power you can get without having a Mag, Thats what I ran in my blown TD with a 7730 controller, I see them for sale all the time for $700-$1000 used. That being said there are a ton of boosted cars out there running a 7720 Grid ignition with the 7730 controller. I know someone running 3.80s in a blown Brad Hemi Chaos funny car with a grid ignition so obviously they have enough spark | |||
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DRR Top Comp |
Kind of leaning towards 7720 and 7730 combo with crank trigger already on car. Now if can find out how belt driv er distribator is wired enternal so can make one to fit my drive I built for mag,fuel pump and vacuum pump. Adding belt drive off cam drive would be too easy.LOL Thought maybe get suggestion of others too look at. Not changing this year unless dude buys both mags and boxes. America home of free. Brought to you by 2nd amendment. | |||
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DRR S/Pro |
With a crank trigger you won't need anything (wired) inside the distributor. ____________________________ 2017 and 2018 Osage Casinos Tulsa Raceway Park No-Box Champion 2018 Div4 Goodguys Hammer award winner | |||
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DRR S/Pro |
on mine. I do have the complete coil near plug ignition I wanted to use until I found out there isn't enough rpm control to do what I wanted. I spotted this setup on the funny car chaos cars and thought I just had to have it. !000.00 wasted for now. Dave "It is usually futile to try to talk facts and analysis to people who are enjoying a sense of moral superiority in their ignorance." -Thomas Sowell | |||
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DRR S/Pro |
It would be great if I could use the grid to control the different rpms on the CNP setup. Dave "It is usually futile to try to talk facts and analysis to people who are enjoying a sense of moral superiority in their ignorance." -Thomas Sowell | |||
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DRR Pro |
Enlighten me on the rpm control limitations of using Pro600 with Grid. Is it a Grid issue or Pro600? Consider checking out Holley ECU for engine control. | |||
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DRR Top Comp |
If so and say if becuase as stated here or olther post a non mag. igniton is something I have not messted with in almost 40 years,except street stuff and most of that just old school or parts replacement. Even with Mag and crank trigger. Trigger is wire to distributor after unplugging generators. If not wire from trigger. Only conection to power would be coil wire. Mae wrong but do not see this working. America home of free. Brought to you by 2nd amendment. | |||
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DRR S/Pro |
Using a crank trigger it is literally just a distributor. It just makes a link from the coil to the cylinder you want the spark to go to. No need for anything wired in it. The trigger wire goes to your ignition source to tell it when to fire. The distributor only points to where it should go. ____________________________ 2017 and 2018 Osage Casinos Tulsa Raceway Park No-Box Champion 2018 Div4 Goodguys Hammer award winner | |||
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DRR Top Comp |
Curtis maybe right. Still lloking at mag setup with trigger. Box is wired threw distributor on one lead and trigger is wired in with btwo ploe connector and coiul wire it would be comes from box to normal center post. Hell Hop Curtis is right since make my job hell of lot easier. I just have to make pice with mount for rotor drived off cross like mag.Attach with regular mag clamp and fasted mag cap base and cap. throw on wires and lite her up. America home of free. Brought to you by 2nd amendment. | |||
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DRR Sportsman |
Unless you are specifically required to run a "mag type" ignition and don't run have a battery in the racer, I highly recommend looking at the MSD GRID system. You can ensure a strong spark to the plugs and have significant control over many events that you might want to be controlled by time, RPM, etc. [advance retard ignition (overall and/or cylinder to cylinder), shift signal, shift light, and on and on! So far, we have found the GRID to be more reliable than the older MSD 7 - 8 family. We ran 6.13 seconds at 223 MPH at Sonoma with our ProCharger motor last weekend and the plugs look great! Just my opinion! Your mileage may vary! DG | |||
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DRR S/Pro |
Mark, here is the PN to the ignition I have MSD I want to have 3 rpm limiters, Burnout, Launch, and Top End. According to the installation instructions I can only do a Launch and max RPM. In fact I think it was you that originally told me it would not do three. I contacted MSD and asked if there was an add on component and was informed none. I want the burn out limiter because I have a hard time controlling my burn outs. Inattention, old age, stupidity something else, take your pick. I just know that I dropped valves years ago and I have used a rpm control since. lol Dave "It is usually futile to try to talk facts and analysis to people who are enjoying a sense of moral superiority in their ignorance." -Thomas Sowell | |||
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DRR S/Pro |
Dave, do you still use a blower and hat? If so and you have a helper then just use a cable throttle stop at the hat | |||
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DRR Top Comp |
David we use to run a spring loaded throttle stop under pedal. Driver could easily feel when pedal hit it and di burn nout there. Simply a tube over spring with smaller tub inside of spring. when pedal waqs mashed it would hiut spring tht was rather heavy. Only trick was finding s spring tht was strong enough to give realresisyance yet allow driver to mat it on line. At some poiint we had aburn out warning light,basically msd **** light that was set ar rpm and whn on driver knew he was bit high and could father it. Agree throttle stop on cable works great as long as crew member is cmpitent and always does same routine every time. America home of free. Brought to you by 2nd amendment. | |||
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DRR Pro |
Dave, Which model coils did you purchase? | |||
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DRR S/Pro |
I can't remember the part number but they were the smart coil for a chevrolet (spit) corvette. Steve, Wideopen, I'm still running a blower with a hat. I race by myself so I don't have a helper all the time to help with the mechanical over the cable type throttle stop. I planned to use a second air cylinder in line on the cable like a throttle stop, but man that ends up being a heck of a mess hanging out there. So much easier to use the MSD to control all that, although I do have an air cylinder on the pro stage. I'll likely end up with the air operated throttle stop when I decide to put it op. My buddy Joe is still trying to convince me to go electronic injection but I'm to old and ignorant to work on figuring out all that stuff..lol Dave "It is usually futile to try to talk facts and analysis to people who are enjoying a sense of moral superiority in their ignorance." -Thomas Sowell | |||
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DRR Pro |
Joe Knows!!!! GO EFI, For sure!!!!! What’s old ……..lol What you could consider is going with an ECU and what you have now to learn and get some baseline. Then when you’re ready switch it to EFI. ECU will run everything and give you ability for CNP now also. I went this route, was a good learning experience and gave me the confidence I needed once I switch to EFI. | |||
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DRR S/Pro |
"It is usually futile to try to talk facts and analysis to people who are enjoying a sense of moral superiority in their ignorance." -Thomas Sowell | |||
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DRR Sportsman |
You already have a setup that works for you. If Joe is insistent it is time for Joe to get his wallet out, do all the work and tuning. Dave Koehler - Koehler Injection - http://www.koehlerinjection.com Fuel Injection - Nitrous Charger - Nitrous Master Software - Balancing 99% of fuel injection problems are electric. | |||
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DRR S/Pro |
LOL, Joe already knows if I ever go EFI he will have to be my crew chief.. Dave "It is usually futile to try to talk facts and analysis to people who are enjoying a sense of moral superiority in their ignorance." -Thomas Sowell | |||
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