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454 Big Block MPG
According to my fuel app, I am only getting 5.3mpg in my truck. Yes, I am fully aware of the “if you are worried about MPGs, you shouldn’t have got a 454” argument. I am also fully aware that poor gas mileage is a symptom that something is wrong. I have replaced the spark plugs, ran 2 tanks of...- staticattic
- Thread
- Replies: 31
- Forum: Carb Fuel Systems
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Help With Block Casting Numbers
Allegedly, the engine in my 1986 GMC Sierra is a big block 454 that came from a 1986-ish motorhome. I am trying to verify, but I am having trouble with the casting numbers. The engine is still inside my truck, so I am doing some amazing contortion maneuvers to locate them. So far, the only thing...- staticattic
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- Replies: 7
- Forum: Engine & Performance
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Driver Side Alternator?
The alternator bolt in my truck sheared off recently. It did not have the bottom bracket and I guess the vibrations finally sheared it off. The bolt broke off below the surface of the block. A buddy of mine has an EZ Out kit and came over to help drill it out. Long story short, the drilling...- staticattic
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- Replies: 24
- Forum: Tech Discussion
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Evaporator Coil Removal
i recently purchased a 1986 k10. the previous owner dropped a 454 in her. the problem is, there are lots of go nowhere/do nothing wires and hoses in the engine bay. it looks sloppy to me. i would really like to get all of that crap out of there. one thing in particular that i am looking at is...- staticattic
- Thread
- Replies: 4
- Forum: Tech Discussion
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Greetings from Wesley Chapel Florida
new member, first post. i am in wesley chapel, fl which is just north of tampa. i’m new to the square body world. i have had my 1986 k10 for about 2 months. the PO dropped a 454 in her. she is loud and drinks gas like i have my own refinery. lol. i’ll be asking lots of questions.- staticattic
- Thread
- Replies: 12
- Forum: Introduction
