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  1. How to Make Power with a Chevy TBI V-8 - MotorTrend

    • Answer: There are several ways to go about your Chevy K2500 setup, Nathan, by remaining with the original throttle body injection (TBI) system. To make 300 hp with TBI, the goal is to systematically eliminat… See more

    Fuel Pressure

    The big variable is fuel pressure. These late-'80s and early-'90s TBI injectors are intended to run at between 11 and 13 psi, although it's typical to see the pressure down arou… See more

    MotorTrend
    Camshaft Requirements and Airflow

    You also mentioned camshaft requirements. The stock camshaft for your application is pretty mild. We found the specs for an '81 to '87 computer-controlled flat-tappet … See more

    MotorTrend
    More Info

    Airaid Filters: Phoenix, AZ 888/876-8984: airaid.com CFM Technologies: Moultonboro, NH, 603/238-6721; cfm-tech.com Edelbrock: Torrance, CA, 310/781-22… See more

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  1. These vehicles featured a 350 ci, 5.7 Small Block Chevy with TBI (throttle body injected) EFI system, and swirl port heads. Producing up to 210 hp in factory spec, this engine can also be retrofitted into an older car with a performance carburetor to produce up to 250 hp.

    www.jegs.com/p/JEGS/JEGS-Performance-Produc…

    This is what I came up with. http://www.jegs.com/p/Chevrolet-Performance/GM-Goodwrench-350ci-260HP-Engine-Packages/752506/10002/-1 While 260hp is dreaming the 195hp is the more realistic number. the heads on this engine are essentially TBI heads with altered intake bolt pattern and a level 3 camshaft which will yield 15hp over stock TBI cam. combined with the stage 2 level 3 chip though that motor should make around 210hp and...

    harristuning.com/Tbi/recommended-engines/
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  4. what you do to a 91 sbc 350 tbi for more power - Pirate 4x4

  5. The Ultimate 88-98 Performance Toolbox - GMT400

    Aug 16, 2010 · The answer is not much. On the typical 350 TBI engine with an AFPR, up to 240 hp. Past this, and you need larger injectors, more fuel pressure, and/or a larger fuel pump. A high flow unit will supply enough power to your …

  6. Late-Model TBI Trucks Power Upgrades - Tech Article

    Nov 20, 2020 · Although that throttle-body injection (TBI) engine is disguised as just another pedestrian small-block Chevy, with a weekend's worth of wrenching and a few affordable parts, you can easily turn...

  7. Chevrolet Performance 19432778 Chevrolet …

    Chevrolet Performance 5.7L 350 C.I.D L05 Gen I 210 HP Truck Crate Engines. Crate Engine, 350 TBI Truck Crate Engine, 4 Bolt Main, Internal Balance, Cast Iron Block and Heads, Harmonic Balancer, 210 hp, Chevy, Each. See More …

  8. High Performance Chevy 350 Long Block Engine

    This Chevy GM High Performance 350 crate engine has been built from the ground up by our team of certified specialists to give you the most torque, horsepower, and bang for your buck. The block has been professionally CNC …

  9. Options for tuning of Gen1 TBI in 2023 - GM Square Body

  10. Chevy 350 & GM Crate Engines & Motors For Sale - JEGS High …