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  1. blown340

    Why are there so few blown small blocks?

    I have the Hampton 6-71 kit for my 340, blower is back at Hampton's getting updated as I bought the kit back in the late 80's Just got the carbs back from Holley, had them do the boost reference update to them
  2. blown340

    Blower Kit for 71 Duster 393

    Thanks for the heads up on the BDS book fish
  3. blown340

    Blower Kit for 71 Duster 393

    This^^^^ I presently have my engine apart for a refresh up. I am going off memory as my engine was originally built probably 15 years ago. It sat for a long time before I put it in a car. Presently it has Venolia 6.5/7.0 pistons with stock rods and arp bolts. I am changing the rods to manley...
  4. blown340

    Blower Kit for 71 Duster 393

    I'll add another one for you. I have a kit from Hampton blowers on my 340 http://hamptonblowers.com/
  5. blown340

    ? Valvetrain Geometry ?

    Yes 340 I was refererring to a valve job,but I'm afraid after i cut the valves there would be nothing left of a margin.I have a buddy who is a Manley dealer and his going to send me one new intake and exhaust valve to play around with. He said that he did not change any seats out,just cut them...
  6. blown340

    ? Valvetrain Geometry ?

    I thought i might update this thread a little,now that i have my heads apart. The following pictures are the rocker just sitting on the valve, 1/2 of total lift and full lift,which on this cam is .549 As you can see the rocker starts in the middle and rolls almost to the edge. This is...
  7. blown340

    ? Valvetrain Geometry ?

    I'm with you on this one.....the more I read,the more I understand how stuff like this happens. The engine was probably correct when the original builder finished it. Since then it has got a cam change and since the original builder moved,the heads when freshened up were sent to someone else. It...
  8. blown340

    ? Valvetrain Geometry ?

    Thank you both for the reply,I have gone ahead and completely disassembled the engine at this time due to the cracked rear main cap. I will also have to pull the heads apart and freshen them up. I will post pics when it goes back together,and we shall see how it comes out. Thanks again
  9. blown340

    ? Valvetrain Geometry ?

    I think it was at max lift,I'll order some shims to raise it and see how that comes out...thanks again
  10. blown340

    ? Valvetrain Geometry ?

    If this question is for me...yes it has run awhile..mostly cruising,as the car had so many other issues I never made a pass on it
  11. blown340

    ? Valvetrain Geometry ?

    I ran across this thread last night and probably would not have checked my engine before I took it apart today. So looking at mine,I seem to have the same issue as John had on his. I do know that I have had the heads redone once since this engine was originally built many years ago. So if the...
  12. blown340

    Pics of your Engines....

    Mine,when it's together.........
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