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  1. 78bigblock

    Drag slicks

    Just picked these up Sunday. 28-12-15s. Were used on a jeep to compact clay on a go cart track for two years. A little dirty but good as new! Should identify any weak drivetrain issues.
  2. 78bigblock

    Bad pushrod

    Open to any ideas. I had my #4 intake pushrod catastrophically fail. The upper ball end is completely gone. About 535 miles since rebuild. Comp cams magnum pushrod, comp cams 1.72:1 roller tip rocker. Set to zero lash then 1/2 turn. Looks like maybe it wasn't rotating properly and just chewed...
  3. 78bigblock

    Drag slick size for my drivetrain

    I'm trying to figure out which size tantrums my combination to achieve my desired 1/4 mile trap RPM. My set up is as follows: 468 Turbo 400-2500 stall Hughes torque converter 4.10:1 gm 12 bolt I was thinking a 31 or 32 inch tire to be crossing the line at 6500-6800 rpm Your thoughts and...
  4. 78bigblock

    Any recommendations on electric fans?

    I'm looking to get rid of my clutch fan and water pump driven fan on a 468. I have an 88' burb serpentine setup, so I've got plenty of electric power to push them, I'm just trying not to break the bank. I'd prefer flex-a-lite, but they want my left arm are there any other American made or...
  5. 78bigblock

    About to stab this motor

    Your art may be photos, drawing or painting, mine is vehicles. Thank you that is all. -Adam
  6. 78bigblock

    New from TX and stationed in NC

    I signed up a while back and never introduced myself. I have a 78 swb with a factory non emission 454/turbo 400. Factory ac, factory 12 bolt posi, '89 burb serpentine system, hooker comp long tubes Edelbrock performer rpm intake. Wheels and BFG tires 245/50/15s front and 295/50/15s rear ON 12"...

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