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Thread: Broken Exh. Manifold bolt and Easy Out

  1. #1
    Join Date
    Aug 2007
    Location
    Needville,TX
    Posts
    433

    Broken Exh. Manifold bolt and Easy Out

    Well I had one exh. manifold bolt break right off flush with the head. So I drilled a little bit and TRIED to used and Easy Out to extract it.
    Then the f'n easy out breaks off in the broken bolt and I fear im really screwd.

    Any ideas on how to get them out. I started drilled the easy out and good f'n luck with that.
    And I was on a roll with the engine too....
    89' GMC RCSB 6.0L LQ4, T56, 4.56 Gears

  2. #2
    Join Date
    Feb 2007
    Location
    Fort Worth
    Posts
    9,578
    uh...really? Wow. I would try and drill it out again--but be veeeeeeeerrrrry careful! Take your time! Then try it again...

    2000 ECSB 6.0L
    TORQUER V2 CAM ● COMP 918's ● 7.4 HARDENED PUSHRODS ● K&N SERIES 77 CAI ● 80mm BBK ●PACESETTER LT HEADERS AND 3'' ORY ● SUPER 40 FLOW ● 3000 STALL ● 4.10s ● BUILT 80e ● VORTEC PERFORMANCE TUNE ● MSD 8.5mm PLUG WIRES● ELEC. CUTOUT ● UD & ALT PULLEYS ● FLEX-A-LITE E-FANS ● 22" CENTERLINE STINGRAY III's ● LUND FIBERGLASS TONNEAU ● 2" LEVELING SHACKLES ● 12K HID LOWS & FOGS ● LEDs ● DEBADGED ● WHITE-FACED ESCALADE GAUGES ● KICKER 450.1 ● 2-CVR 10's ● DS60's ● K693's

  3. #3
    Join Date
    Nov 2003
    Location
    Denton Texas
    Posts
    20,540
    good luck with drilling an easy-out. You have to get the easy out burned out if you can't shatter it. Take the head to a machine shop that has a tap burning machine.
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

  4. #4
    Join Date
    Aug 2007
    Location
    Needville,TX
    Posts
    433
    Well i used a punch and a really sharp chisel and I pretty sure i got all of the easy out, out but when i started drilled i got off center and at and angle

    then i started a new hole right at the edge

    if i do get it out probaly will have to have a helicoil and larger bolt.
    And im using STUDS not f'n bolts

    more than likely it going to the machine shop, they said they do them all day long for $45 but im pretty sure its going to be more when they look at it
    and they said i dont even have to pull the head...
    89' GMC RCSB 6.0L LQ4, T56, 4.56 Gears

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