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    1994 454 TBI High Idle

    Hey everyone, I am currently working on my dads 1994 3/4 ton chevy with a manual transmission. It has a 454 TBI crate motor in it. The issue I am trying to solve is a very high idle. The truck will initially idle at around 2100 RPMs when it heats up sometimes it will kick down to a little over...
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    K-30 12v Swap

    I just purchased a late 70s k30 truck that needs a motor. My plan is to drop a 12v cummins in it. I am currently trying to do as much research as possible before I actually start the swap. With that being said there is tons of information online but it is spread about between random forums and...
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    Motor Mounts for 454

    I am currently rebuilding the motor on a 1974 K20 that has a 454. When we pulled the motor out we noticed that it was sitting lower on the driver's side and that the oil pan was just barely rubbing the crossmember underneath. As a result, I decided to put new motor mounts on the truck. I am...
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    Fuel Pump Selection

    I am currently in the process of my first Big Block Chevy rebuild. I have it completely torn down and am in the process of ordering parts. The motor is in a 74 K20 and I want to build it for low-end torque for towing but still have decent power on the top end. As this is my first ever rebuild I...
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    Valve Spring Question Mark IV 454

    Hello everyone, I have a Mark IV 454 in a 74 K20, the motor needs a new camshaft. I have decided on putting the COMP Grind XE262H-10(11-238-3) and an Edelbrock Performer 2-0 Intake Manifold(2161) on the motor. I had someone tell me that I should just use the valve springs that are currently on...
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    Mark IV 454 Engine Build

    Hey everyone, I am about to buy a 74 K20 that has a Mark IV 454 Big Block in it. The truck currently needs a cam. I am fairly new to this so I was wondering if you guys had some advice on what cam to get and what other changes I should make. It currently has an Edelbrock carb on it. I was...

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