vortec heads

  1. K5ride

    Vortec Coolant Bypass - Can't you just drill a hole in the head?

    I'm installing some Summit Racing vortec heads on my 75. I've read and searched a lot regarding the coolant bypass issue. Many different opinions and experiences, along with a lot of misinformation. I don't wish to debate whether or not one is needed and for my application, I have decided to...
  2. chevyninja350

    carburetor size on a 350

    I need help. I know stock Chevy 350s are happy with 650 CFM carburetors. That being said I have a 750 Edelbrock 1411 on my non bored over 350 9.93:1 compression that is far from stock. It has an Edelbrock dual-plane intake, A lopey 510/520 lift cam (2200-5800 RPM) and aftermarket vortec heads...
  3. Highsierra84

    84' GMC 350 motor rebuild

    Apologize for the lengthy thread, this will be my first rebuild. 1984 k2500 High Sierra, long bed 350 motor sm465 np208 10 bolt auto-lock hubs front axle (someday soon I'm installing warns hubs, don't worry) 14 bolt semi-float rear 3.73 235/85r16 tires Cherry truck for a k2500, old man...

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