Last Edit: June 07, 2017, 07:08:50 PM by Irish_Alley. 5 © 2008-2012, SimplePortal. Save your passwords securely with your Google Account. The truck has dual tanks with 3 outlets out of each sending unit. 78 chevy truck fuel line diagram 24 valve. This diagram of the fuel lines seems not to exist. I know the 3/8" outlets on the sending units are the fuel lines that connect to the two 3/8" inlet ports on the selector switch. If you can t tell yourself the truth, who can you tell it to?
Do these get connected together and head up to a cannister? The RH fuel tank just feeds directly into the switching valve with rubber fuel lines. Topic: Need fuel line diagram for dual tanks (Read 26734 times). Anyone know where I can find a diagram of the vent and fuel lines for a dual tank setup on a '79 K-10? Reply #4 on: June 07, 2017, 06:30:43 PM ». 78 chevy truck fuel line diagram for 1989 fuel selector valve. Do I really need two cannisters or can I just tee the vent lines together into one cannister?
This is where I get alittle confused. It's difficult to know just how much you don't know until you know it. I understand that a fuel line diagram would be convenient, but what exactly do you need to know? Fuel Systems and Drivability. So if I can I will make one, once I figure it out.
Login with username, password and session length. They go into the switching valve that is mounted inside the RH rail. Thanks for any help in this matter. On: June 05, 2017, 09:31:11 PM ». 1991 V3500 - Gen V TBI 454, 4L80E, NP205, 14 bolt FF, D60, 8" Lift on 35s. The 3/8" outlet port on the switch goes to the 3/8" fuel line running along the right frame rail. 78 chevy truck fuel line diagram 2012 5 7 hemi. News: Registration and Posting Agreement. SMF © 2017, Simple Machines. Are you converting to dual tanks and want to mimic the OE configuration? I believe these are the fuel return lines. Fuellines_zps06376ac8%201_zps7elhiumx[1]. 1987 R10 Silverado 350 V8 with dual tanks.
1969 Chevelle Malibu Sport Coupe - EFI350, THM350. 73-87 Chevy _ GMC Trucks. 1977 K20 Silverado - 350, THM350, NP203, 14 bolt FF, D44, Stock Lift on 31s. I am looking for a fuel line diagram that shows from the sending units in the tanks to the selector valve for a dual tank set up on an 1987 R10. 87 R10 Silverado Fleetside 355 MPFI 700R4 3. The 1/4" vapor line goes into a tee under the switching valve and passes off to a hardline in the RH rail. In other words... if people learn by making mistakes, by now I should know just about everything!!! 42 Locker (aka Rusty, aka Mater).
The 1/4" outlets on the sending units go to the two 1/4" inlet ports on the switch. 1968 Chevrolet Step-side Pickup - 300HP L6. Re: Need fuel line diagram for dual tanks. 3/8" Feed line, 5/16" return line, and 1/4" vapor recovery line from LH tank run across the crossmember at the to the RH rail. There are the two remaining 5/16" outlets on the sending units. There is the one remaining 1/4" out let from the switch and there is a vent line on the frame right in front of this port. When you have eliminated the impossible, whatever remains, however improbable, must be the truth ~Sherlock Holmes. One set of 3/8" and 5/16" lines go down the RH rail to the engine. 72 Blazer, 79 K-10, 78 Blazer, 97 Blazer, 97 Silverado. Family is not an important thing. Therefore I assume this connects to that port.
The tank selector switch has 4 inlet and 2 outlet ports and there are two charcoal cannisters up front. This is done via hardlines.
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