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Home/ Registry/ Ford/ Mustang/ 1964–1973/ 1967 Mustang/ QuickFuel Technology Holley 4-barrel rebuild kit supermotors.net/registry/16163/54606

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QuickFuel Technology Holley 4-barrel rebuild kit

From 1967 Ford Mustang — documented by SuperMotors.

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1967 Ford Mustang - Affordable Holley four-barrel performance rebuild kits from Quick Fuel Technology Story and photos by Joe Woods The Holley 600cfm vacuum se… 1967 Ford Mustang - Start with a good carb cleaner, such as Justice Brothers, to remove built up gunk and dirt. 1967 Ford Mustang - With the exterior and individual bores of the carb clean we are ready to start removing the old parts. 1967 Ford Mustang - This plastic choke unit is old and brittle, so we will be replacing it with a metal one form another Holley we had in the shop. This is a g… 1967 Ford Mustang - To remove the vacuum secondary, first remove the c-clip attaching the connecting rod to the secondary throttle shaft. 1967 Ford Mustang - With the choke, screws and clip removed, pull the old vacuum solenoid away from the main body. There is a small gasket around the vacuum po… 1967 Ford Mustang - The secondary bowl was a little more stubborn, but by prying between the connector tube port and the main body we were able to free it alon… 1967 Ford Mustang - The new QFT adjustable vacuum solenoid is held to the main body with the three original screws. This is a good place to start the reassembl… 1967 Ford Mustang - The metering blocks can be a real hassle to remove. We were able to get this one off using a large screwdriver and prying very carefully. I… 1967 Ford Mustang - An old throttle body gasket can cause vacuum leaks and tuning problems. To replace it, remove the throttle body, which is secured by these… 1967 Ford Mustang - Each rebuild kit contains gaskets for several sizes of carburetor, make sure to use the right size for the bores on your main body. 1967 Ford Mustang - Since we are converting this carb to have two metering blocks, the original secondary metering plate will need to come out. These fasteners… 1967 Ford Mustang - With the plates off, the gaskets will need to be removed. The new QFT gaskets are coated with florocarbon to prevent sticking, so once inst… 1967 Ford Mustang - We chose to install #72 jets in the primary metering block and #80 in the new secondary block. Quick Fuel offers a great jet kit that comes… 1967 Ford Mustang - Here are the two blocks together, since only the primary side of this carb is getting a power valve, the secondary block has no power valve… 1967 Ford Mustang - Compared side-by-side, the original power valve can't begin to match the flow of QFT's Four Door power valve. 1967 Ford Mustang - Install the power valve into the primary metering block using the non-stick gasket from the rebuild kit. 1967 Ford Mustang - Pre-install the gaskets on the metering block before mounting the block to the main body. The gasket will stay in place on the metering blo… 1967 Ford Mustang - When rebuilding an older carb, it's a good idea to change the accelerator pump diaphragm, to access it remove these four screws and lift of… 1967 Ford Mustang - Here you can see the old rotted diaphragm next to the new QFT 30cc diaphragm. 1967 Ford Mustang - The new diaphragm installs on top of the return spring. 1967 Ford Mustang - Start each screw by hand then tighten gradually in a cross pattern to avoid distorting the diaphragm. 1967 Ford Mustang - Guide the gasket and metering block into place on the body before you install the float bowls. Be sure the locating pins are all securely s… 1967 Ford Mustang - Hold the float bowls and metering blocks in position and start the four bolts by hand. New bolt seals are provided with the blocks. Be sure… 1967 Ford Mustang - The old needle and seat is removed by freeing this screw and then turning the nut to unscrew the assembly. 1967 Ford Mustang - Install the new needle and seat assemblies by simply dropping them into the holes and pressing lightly with your finger to push the o-ring… 1967 Ford Mustang - The original connector tube wont be long enough to reach the secondary bowl after we add the new secondary metering block. QFT provides thi… 1967 Ford Mustang - Install the secondary bowl and metering block with the new gaskets. Be sure the connector tube seats all the way into the bowl as you tight… 1967 Ford Mustang - This screw allows adjustment of the vacuum secondary. If adjusted correctly, it will open smoothly without any surge or lag in power delive…