The white wire at the coil is the tach wire i can't count how many r/s i have installed using that wire btw both white wires at the coil do the same function, same goes for both pink wires, there is an internal shunt in the coil that feeds each function through to the other plug. Tach- green wire hook up i want to install a tachometer in my 1998 buick lesabre custom with a 38l 3800 series ii engine i cannot find a coil it must be an internal coil or perhaps a dis system. 2014 gmc sierra 4x4 53 gone : 1992 s10 4x4 43l tbi, 5 speed project 1950 chevy 3600 truck tbi 350/5 speed, gm 85 390:1 ifs from 83 c10 runs and moves. A tachometer is a good addition to any vehicle equipped with a manual transmission in my jeep cj-7, i didn't have one of those rare factory tachs so i chose the autogage tachometer 3-3/4 inch with an 8,000 rpm range in a black finish to be mounted on the steering column of the jeep. A 1988 - 1995 chevy tbi 350 puts out bone stock 200 hp and with minor motifications such as a throttle body spacer and intake, he might be putting out 270 hp, not 300 i have a 1997 gmc sierra.
Will a 87 vortec 350 fit in a 1995 chevy that had a 350 vortec and will all the wiring fit and hook up directly first of all chevy did not make a vortec engine in 1987 or 1995, those engines are. Hook up your engine vitals like, temp sensor, oil pressure, alt wires, and a/c wiring if you have it and ditch all unused wiring like egr, 02 sensors and such the serpentine belt system from your tbi motor will bolt right up to the other motor. Answer hook up your tach on the drivers side of the distibutor cap using a blade electrical hook up you can plug into the opening or if there is a wire already there splice into it make sure all.
I recently bought a 1990 yj with a 1990 chevy tbi 350, a 700r4 tranny, and a np241c transfer case the prev owner mostly mudded it, so the tach and speedo are not hooked up this originally had a 4 cylinder and 5 speed in it he said something about the splines not being correct to hook up the speedo. Not all tbi systems have the esc/knock sensor circuit most notable of these is some of the 454 tbis i did not show the 700r4 related wiring that is included in many wiring harnesses. Tachometer hookup on 350 tbi page1 - discuss chevy high performance, general chevy technical discussion, and chevrolet tech topics in the chevy high performance forums at super chevy magazine. Ive got the cheap iequus tach from oriellys super easy to hook up it just clamps over the coil wire like when you when checking the timing with a timing light i got one of those for christmas, there seem pretty good but i mean i had one of them on my duke the feel of them seem pretty cheap tho, but look good. There should be a screw on the back of your tach, remove screw and cover careful not to pull the wires there should be a switch labled 4,6,8 for number of cylenders put it on six if that's what.
Tach hook up welcome to chevyk5blazercom thanks for visiting the site you may have to register before you can post: click the register link above to proceed. Hook up the red wire to the positive side of the ignition coil, which is on the right side hook up the green wire to the negative side of the ignition coil, which is on the left side close the hood, start the engine and test drive the vehicle make sure the tachometer is working. I had hooked up a tach for my son on his '90 350 tbi c1500 a while back worked like a charm for maybe 2 days then the coil took early retirement amidst some smoke been too chicken to hook it back up again. I have had a chevy 350 (1988) tbi in my cj for about 3 yrs now it ran okay at first but then generated problems it started missing and throwing a. Can you hook up a tachometer to a ford f-350 diesel it can be done, yes you could even hook up a digital display which shows your rpms, fuel efficiency, engine fault codes, etc if you wanted.
Answer if it is the hei there is a terminal toward the bottom marked tach this is where the trigger wire will go (usually green. Best answer: you should stop by your local gm service deptthe shop foreman will give you a copy from all data on the year and model your driving that will show you how to wire your tachit will show you all the wiring info you need best of luck. If it is a hei ignition there is a place on the distributor cap that says tach.
After you hook it up to the proper wires from the distributor and ground it correctly, it should give you an accurate reading of your rpms as you rev the engine ground the tachometer attach the tachometer ground wire to an engine ground of the car this need not be directly on the battery. How to install a tachometer on a 1994 chevy 350 tbi save cancel already exists would you like to merge this question into it merge cancel already exists as an alternate of this question would you like to make it the primary and merge this question into it answer hook up your tach. Hello, i wish to hook up a sun tach to my 1984 chevy pu, 4x4mr goodwrench re-engined 350 crate motor, with eldelbrock 1406 4 ballel carb the only wire from tach in question is the wire that is suppo. Hey all, i recently bought a 1990 yj with a 1990 chevy tbi 350, a 700r4 tranny, and a np241c transfer case the prev owner mostly mudded it, so the tach and speedo are not hooked up.
I do not have a factory tach and it says something about a tach wire on the computer too thanks in advance, you guys are great 1993 chevy silverado 4x4, 350 tbi, k&n xstream, bosch +4s, msd, bfgs, 3 flowmasters, and a poor kid working at an autoparts store. - be sure to hook up your tach wire from the gm coil yes, the tach will be off since you are switching to a v8, but your air conditioner will work without having to do any special wiring and hacking. 2 run the red wire from the back of the tachometer to the fuse box of your car select an open switched power source in the fuse box to connect the red wire to.