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Tuning 4 Link Rear Suspensions for the Drag Strip
http://www.how-to-build-hotrods.com/tuning-4-link.html#:~:text=If%20your%204%20link%20bars%20are%20adjustable%20for,square%20front%20to%20back%20and%20corner%20to%20corner.
How to setup a four bar suspension - KillBillet.com
https://www.killbillet.com/forum/the-killbillet-technical-department/steering-brakes-axles-and-suspension-tech/24733-how-to-setup-a-four-bar-suspension
You can't run a posative axle retainment (ladder bars or 4 link) with a variable retainment (leaf springs) without running some type of floater. Basicly as your leaf spring bounces up and down, the axle slightly moves forward and backward, this is why you need shackles on one end of the spring. A 4 link travels in an arc when it moves up and down.
4 Bar Setup Guide Race Car - thecrimsonmiami.com
http://www.thecrimsonmiami.com/4/4-bar-setup-guide-race-car.pdf
the racing setup or car setup is the set of adjustments made to the vehicle in order to optimize its behaviour Front sway bar: softer: stiffer: Rear sway bar: Forza Motorsport 4 …
4-Bar Rear Suspension – Coilovers – Scotts Hotrods
https://www.scottshotrods.com/4-bar-4-link-suspension/
Our 4-Bar Rear Suspension Kits are truly Equal-Length Parallel 4-Bars that use a Panhard Bar to control lateral movement. Using a very long Panhard Bar perpendicular maximizes efficiency and reduces lateral movement throughout the travel. Our kits come complete with a shock Crossmember allowing you to determine final ride height when installing.
4 Link Bar Angles | 4 Link Suspension Explained - YouTube
https://www.youtube.com/watch?v=nU4PXWg2Dg8
4 Link Bar Angles, 4 Link Suspension Explained, 4 Link Tuning, Anti Squat Line and Finding Center of Gravity of your drag car! 4 Links explained along with i...
Dirt Racing Suspension - Dirt Car Setup Tips, Part One
https://www.motortrend.com/how-to/ctrp-0403-dirt-car-setup-tips/
The four-bar can be set up to move the wheel considerable distances fore and aft, and that movement can either help performance or put you out of contention. See all 7 photos Rear geometry deals...
How to Build 4-Link Bars - Speedway Motors
https://www.speedwaymotors.com/the-toolbox/how-to-build-4-link-bars/30225
When building your 4-link bars (or any other type of adjustable links) you want to have them in the middle of the adjustment range so you can have enough adjustment to set up your suspension. My goal is to end up with 31.75” center to center length 4-links, in the middle of the adjustment range.
The "ULTIMATE" Racing Car Chassis Setup Guide and Tutorial
http://racelinecentral.com/RacingSetupGuide.html
Excessive front toe in will make a car turn into a corner quicker, & may create a loose condition. Less fuel equals faster speeds. The less fuel in the tank the tighter the chassis will become. Splash = 2-3 gallons, 1/2 can = 5-6 gallons, 1 can = 11-12 gallons, 1 1/2 cans = 17-18 gallons, 2 cans = full tank.
How to Tune a Four-Link Suspension System
https://www.onallcylinders.com/2015/04/23/figure-four-a-guide-to-tuning-your-four-link-suspension-system/
Because the respective brackets found on something like a four-link are under load during acceleration and braking, they must be stout. When the race car accelerates, the rear-end wraps up, placing the upper bars in tension while the lower bars are held in compression. As you brake, the forces are reversed. Establishing Four-link Instant Center
Four-bar rear suspension: position width? mounting?
https://www.jalopyjournal.com/forum/threads/four-bar-rear-suspension-position-width-mounting.112558/
A wise man would run parallel 4 bars, with adjustment at at least one end of each 4 bar link for adjusting the pinion angle, and for centering the rear axle square to the chassis centerline. A cheap man would measure carefully and weld the 4 …
Tuning 4 Link Rear Suspensions for the Drag Strip
http://www.how-to-build-hotrods.com/tuning-4-link.html
If you want to check your 4 link setup, go to a chassis shop or find someone with portable race scales. Have them put the car on the scales weigh the car with the 4 link disconnected. Then connect the 4 link, preload it and weigh again. Then you will be able to tell if each side is preloaded the same. Alot of tuning can be done this way. Good luck!
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