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79 C10 Ls Swap - What Do I Do To The Vacuum Line To The Trans

Saturday, 20 July 2024
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  3. 79 C10 Ls Swap - What Do I Do To The Vacuum Line To The Trans

You can search it to see a picture and infomation on it. If so, it has a large hose nipple that will run to one of your valve covers. Vacuum modulator transmission vacuum line to carbone. If it can go to the carb does it need to be on full vacuum or timed vacuum? My guess is that is would be a vacuum modulator for the transmission, but I cannot find any place where it would go on the transmission. I have my PVC going to the port at te rear of the carb, my PB hose is going to the port on the carb spacer and my turbo 350 modulator vaccum is hooked to small port on passenger side of the carb. If you run that rubber line down to the the vac modulator on the trans, it will collapse and not give you correct shift points.

  1. Vacuum modulator transmission vacuum line to carb diagram
  2. Vacuum modulator transmission vacuum line to carbone
  3. Vacuum modulator transmission vacuum line to carb kit

Vacuum Modulator Transmission Vacuum Line To Carb Diagram

The transmission modulator vacuum line was cut and replaced with a rubber line from the carburetor to the modulator. The transmission modulator should be hooked to the intake manifold port behind the carb (use the low profile fitting mentioned above), or it can be hooked to the small port below the throttle blades, but that will only leave you with ported vacuum for your vacuum advance. Stockish motors run on either one. Guest Riviera1963 Posted July 22, 2013 Share Posted July 22, 2013 So there was a vacuum line off the carburetor that lead down back behind the firewall, unfortunately when I went to go take it wasn't connected to anything down below. Is it even supposed to be down there? What type of intake are you running? I was wondering if the line that was used on the 1964 cars would be the same as the 1965 Limo. Look at the documentation that came with your carb. I also used the stock manifold port for my modulator line. Location: Colfax California. Vacuum modulator transmission vacuum line to carb kit. Posts: 1, 248. the one on the valve cover should go into the air cleaner port. Also what size is the line from the vacuum modulator? If full vacuum can I just put a tee in the distributor vacuum advance line?

If OTOH you are keeping the Turbo 350 or 400 that you have, you need to hook it up and supply it with manifold vacuum. I found an extended set screw and drilled it for a vacuum fitting. No pcv and two breathers makes for a crankcase pressure problem and possible oil leaks. That line is how the transmission knows how much load is on the engine, and how it decides when and how to shift. Vacuum modulator transmission vacuum line to carb diagram. I'm hooking up all the vacuum lines and noticed I don't have a spot to plug the vacuum line that comes out of the valve cover into my carb. I don't have power brakes or anything else to hook up, but the PCV from the valve cover has nowhere to go now. Location: calgary alberta.

Vacuum Modulator Transmission Vacuum Line To Carbone

'cuz chicks dig scars... My 1972 GMC 1500 Super Custom (Creeping Death) "long term" build thread. It should show you where to hook up the valve-cover/pcv hose. Description: Turbo 350 modulator line. Are you running an air cleaner spacer? Join Date: Sep 2007. Description: V8 4 bbl. 79 C10 LS swap - What do I do to the vacuum line to the trans. Without vacuum the transmission will think your foot is 100% on the floor 100% of the time. 06-23-2016, 02:45 PM||# 17|. Description: Powerglide.

I have it capped off at the carb end for now. What happens to this now with the LS in? The big port on the carb is for the pcv from one valve cover. It's the same size as the transmission shift modulator so I can't use one of the small ports. The Rebuild of Creeping Death after the wreck. I am not sure about the port under the throttle blade, I know that on the Holley there should be a 10-32 set screw above the air bleed screw on the primary metering block. There are a few good explanations available on the internet. The one on the back of the intake goes to the brake booster the one big one on the carb goes to the trans the one little one the right of the carb goes to the dizzy the other little one is usually capped off. Thanks for any help. On my 72 I have a 350 with a 750 Holley doubler pumper with a Victor Jr. Intake which does not have a location to use a Vaccum fitting. Deluxe Side Markers. Description: Turbo 350. I have a wanted ad on the site looking for the tee that goes into the back of the carburetor.

Vacuum Modulator Transmission Vacuum Line To Carb Kit

Owner installed options: Front Sway Bar. I do have my back and advance hooked up to manifold vacuum under the throttle blades, so Is it OK to have the PCV and the transmission modulator both running to a T off the back of the carb? Usually a big cam motor needs manifold vac. If you have this particular line, and would like to sell it, please let me know. The other valve cover will have the pcv valve, which should be hooked to the big port on the back of the carb. Location: Winona Lake, IN. Join Date: Jun 2005. Does it have s threaded port in the rear where you can add a vaccum port?

Well, some of you do! I ve read where if the line isn t connected that it wears on the transmission. Browse Transmission Vacuum Lines Products. You guys got it all backwards! I ground out a bit of the top of it to clear my Holley 3310 before I put a spacer underneath it. Can I just do it this way with a T hooked up to the big port on the back of the carb? It's my first Holley so correct me if I'm wrong on the vacuum advance being plugged in UNDER the throttle blades on the front of the carb too please. Location: Hyattsville, Maryland. The manifold vac port and the ported port are for your vac advance. The little capped off one is sometimes used for vac accessorizes like vac cruze control or with some cars vac headlights etc.

"I ain't nobody, dork. Join Date: Nov 2015. I have an Edelbrock performer RPM and it does have the large vacuum port on the back and that's where my transmission line used to go but the Holley carb is in the way of that now. Re: Where to hook up vac lines on new carb.

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