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  1. valve springs interfere with head stud washers

    Haven't had the chance to contact ARP or AFR to hear their take on the issue as they're not open weekends, so I was wondering if anyone else has had this problem? I got AFR 1050 heads (1.55" OD springs) and ARP 234-4301 sbc Head Stud Kit (which is the recommended kit by AFR). I get all the studs...
  2. New roller they need to break in?

    Hotrodding Basics
    I just got some brand new full roller rockers from Howards Cams (Part 90084) and I am not sure if they are OK or need some break in time? Most of the tips all roll really easily and smoothly by finger pressure, but the tips on 3 of them don't seem right to me, they are stiff and gritty. Is this...
  3. adjusting valves?

    Hotrodding Basics
    Hey!! I have a 88 GMC 1500 4x4 I've just recently had the heads an all the gaskets replaced but the guy said the valves still need adjusted a little more so I'm trying to figure out how exactly I would go about it?? I've been told to start it w/ the valve covers off an the truck running but not...
  4. General Engine Question: Camshafts and Valvetrain

    Hotrodding Basics
    Hi All, I have been working on gaining a better understanding of how an engine breathes. Got a bit of a non-technical thought on camshafts and valve-trains and wanted to get everyone's take on it. Can a camshaft and the valve train be likened to a human respiratory system, in that the...
  5. 1977 Chevy K20: Engine Suffers from Hesitation/Power Loss When In Drive

    Hotrodding Basics
    Hi All, I have a 1977 Chevy truck with a stock crate 350 engine and a 3-speed auto transmission. It seems to be suffering from power loss when in Drive. I drove the truck yesterday to move for the street sweeper and it gave no trouble. This morning, the truck started up just fine, but when...
  6. Camshafts: Basic Information

    Hotrodding Basics
    Hi All, I have been researching camshafts, specifically the correlation between power and emissions output. I found a very informative page online that deals with camshaft basics that I believe other members with my mechanical aptitude (very basic, couldn't pop the hood if my life depended on...