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I am looking at making the switch to CalTracs for my 72 Demon. I currently have a 3" inboard kit, super stock springs, 28-10.5 hoosier slicks. I see Calvert offers different split mono leaf ride heights. Can anyone provide pictures of your setup with info of what spring ride height you went...

I am looking for two 15x10 convo pro wheels with 5"-7" backspacing and 4.5" bolt pattern. Willing to ship or close to South Dakota and accept cash or PayPal as payment. Thanks

I am looking at switching over to slicks from my drag radials next season. I am tired of the inconsistency of the DR. I have a 72 Demon with a low deck 512 backed with a 4 speed and 3.91s. Flywheel HPTQ is 563/620. What would be a good go to slick for my setup? I would like to stick to a...

I just mounted a pair of Nitto NT55RII on my 72 Demon. I am curious if anyone here has a review to share about how they perform, air pressure, burnout length? I am headed to the track tomorrow afternoon. So I will have data soon. I previously ran the NT555R version. They seemed to do fairly...

Hey all. Possibly going to upgrade my radiator in my 72 Demon 4 speed. I currently have a 22” Champion in it. It has been in the car for 6 years. Last year I put a 512 low deck in the car. 9.8-1 CR, .296/.557 solid Mopar cam, Edelbrock heads, and so on. Currently the engine runs around 200-210...

Alright I am sure I will get rattled here a bit. I am throwing a Lakewood bellhousing behind my new 512 low deck for obvious reasons. This is one my dad has had since the 80s and never used. I am to the point of figuring out how the zbar ball stud and what not will install. I am trying to get as...

Since I have my column out and had to destroy the factory coupler in the process. Gotta love corrosion. What are my options for a steering coupler? I have a 72 Demon BB with manual steering. The factory coupler was slightly rubbing on my TTI headers. So I would like to find another option if...

I am rewiring my 72 Demon that has a 512/a833 setup. Those of you running the MSD 6al-2 or a two step in general. How do you have your two step hooked up? -momentary switch -toggle switch -off the clutch pedal -off the brake pedal I’d like to keep it simple but also not a PIA to work with...

I am trying to learn here. My headlights and park lamp wires in my 72 Demon. The car wiring is gutted. So I can not hook up power to figure it out that way. The headlights have the violet w/ white tracer, red, and a black w/ brown tracer. What is the black w/ brown tracer for? The park lamp...

I currently have the Centerforce dual friction clutch KDF693963 in my 72 Demon. They rate it to be 590ft-lb capable. My new 512 build is 523hp/623tq on 108 octane. Now I will be running pump gas only. So I understand those numbers will be lower. Id say I am 60% street and 40% track. Hard to say...

Hey all, I am finally going to pull the trigger a have a new mill built for my Demon. I am going with a 400 base 451 stroker. This is a street/strip 4 speed, manual steering and brake, 8 3/4 3.91 gears car. I like rowdy but obviously somewhat friendly. I know these and any engine can be built...

I have a 72 Demon I am looking into rewiring. I am also debating if I will attempt it myself or hire it done. I am looking at the 22 circuit universal harness from Speedway, the similar universal harness from Painless, and the Mopar coded Painless harness. I currently have the Speedway harness...

What is the proper way to set the stop bolts on the Competition plus shifter? I have done some research but have read multiple different ways they should be set. Snug and back off a 1/4 turn, snug and back out a full turn, 1st/2nd set on way and then 3rd/4th another(which really doest make sense...

Hey all. 72 Demon 440 A833 Trans Dapt slant 6 K to RB motor mount kit Moroso solid biscuit mounts TTI 1 3/4" headers Now the story. I had ancient homemade solid engine mounts. One of them broke. That setup wasn't ideal and I wanted something "better". The setup worked well for 3 years of...

I have a 72 Demon 440 4 speed. I decided last night to dig in and look the car over. Plus take care of some issues I have been neglecting. As I am looking around I find I have a broken motor mount stud. I am currently running solid motor mounts. I am curious to what other guys are running for...

Hey all. I am getting closer to doing some painting on a d100 I picked up last fall. I have a 30'x24' garage. The garage also has a Good sized Reznor gas furnace. My question is. I understand and am capable of setting up the booth but how do I set up the booth to paint in and not get blown...

I have this bone stock 72 360. I would like to wake it up slightly. It purpose down the road will be sliding into a truck and hit the quarter. What would be a decent cam choice for the stock compression? I ran across an Edelbrock performer rpm intake for stupid cheap. So I plan to swap the...

What is a good pinion angle for my setup? This winter I have been pugging away at relocating the springs and mini tubbing the car. The car is street driven but does hit the track at least 5/6 times a year. Specs are listed below. 72 Demon with a mild 440 4 speed 8 3/4 3.91 Subframe...

I bought a pair of factory bucket seats for my Demon. They need to be reupholstered. Not in the books anytime soon but I would like to use them until then. Are there any cheap covers to throw over them?

I have 10" wide wheels to throw on my Demon. What width range am I able to run for tires? Right now I have a 28/11.5. I would like to try and get down to a 26" tall tire if possible. To utilize more of my 3.91 gears at the track. What brand Drag radial and Slick do you all prefer?

I have a 15 gallon RCI aluminum fuel cell/tank. I am having a hard time finding someone that is willing to weld the holes. Rightfully so as I wouldn't want to do it. Anyway, has anyone used JB weld or similar on a gas tank and had good luck with it? I have researched a bit but have gotten very...

I am sure there is but is anyone running the Indy SR headers in their Duster or Demon? I am wondering what headers to run, any specific clearance issues besides the normal BB in an Abody stuff? I have chance to buy a pair of worked over SRs for my next build but idk much about the header side.

I have a cam that is suppose to be a purple shaft .509. No spec card and only one set of numbers on the cam. Those numbers do not cross to anything related to a purple shaft. Is there a way to have the cam measured to verify the specs? I will not run it unless I know for sure what it is.

This winter I am pondering mini tubbing my Demon. For those that have done this and know the true specs of their wheels. How wide of a wheel do you run? What Back space? What tire size? Currently I know I can fit a 15x10 with 3.75" BS and a 28x11.5 tire. I am still on the hunt for the...

Just installed a new Centerforce dual friction clutch. 72 Demon 440 4 speed 3.91 28-11.5 ET Streets. Center force recommends 450-500 miles before hard throttle. I have around 200 miles on it so far. I have heard mixed opinions so far on the break in process for miles. What have you experienced...

I am looking for the taillight assembly for a Demon. Need both sides, lens, buckets, bulb socket, and trim. They do not need to be perfect. They are for a project I have and is not going to be a show stopper. Just no busted lens. LOL. Thanks!

I am in need of a pair of Centerline Convo Pro wheels. 5x4.5 bolt pattern 15x8 with 3.5" back space OR 15x10 with 3.5-4" back space. Must be willing to ship and accept Paypal only. Thanks in advance!!

We are trying to install Dougs headers 453 on my buddies 73 Duster with a 360/727. We are having issues clearing the big square collar on the steering column. What have you guys done to take care of this issue? From what we see denting the tube significantly or different steering shaft setup. We...

I am going to be running 28-11.50-15 M/T ET Streets on my Demon. Just for cost savings I figured I would run the steel wheels. I asked my local go to Mopar guy if he had any to fit them. He said he can make some for me. $75 each wheel. Not a bad price IMO. Does a 15x9/10 steel wheel not exist...

Not sure if this is where this should be asked but it seems fitting. What is everyones thoughts on velocity stacks? Mine would be a single 4 barrel and is primarily street driven. I just dig the old school look of them and feel that one would fit my future look of the car. Pros and cons...