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Thread: 400 block/350 heads
          
   
   

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  1. 08-13-2005 01:06 PM #1
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    SBsamuri
    SBsamuri is offline CHR Member
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    400 block/350 heads

     



    i know you cant do this without drilling steam holes right?well what would happen if you did?i picked up a 400 last week but by the numbers its a 400 block and 350 heads.the guy i got it from said it ran fine .until one day it poped and started smoking badly and had a knock.i got it for free so if it is junk ohwell the crank still looks ok no majior marks.can someone enlighten me?
    point and shoot kinda like skiing but going uphill
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  3. 08-13-2005 06:41 PM #2
    R Pope
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    Did you check the heads for the holes?
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  4. 08-14-2005 07:21 PM #3
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    SBsamuri
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    ??

     



    yes i did no holes what what would it ruin first the head, block,head gasket or what?
    point and shoot kinda like skiing but going uphill
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  5. 08-14-2005 07:33 PM #4
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    techinspector1
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    You have the results right there to look at.
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  6. 08-26-2005 12:43 AM #5
    Ross
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    i wouldnt blame smoking on the smaller heads. 350 heads are safe on a 400. ive been building engines for quite some time and if i dont have 350 heads if im building a 350. on go the 305 heads. its the 262 heads on a 400 that would be bad.
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