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  1. 7

    wet flow of a 596 head?

    Do you guys have any tips to improve the wet flow of 596 360 head? I 'am going to try and get it on are wet flow bench and was just wondering if any of you had done anything to these heads in the past?
  2. 7

    head bolt bulge in runner?

    do 915s have the head bolt bulge in them like the 596s. Also do 596s have the same potential as the 915s and any other small block heads. I haven't done any porting on my heads a shop in andover did them about 2 years ago just so everybody knows. and I just flowed the way they did and now...
  3. 7

    head bolt bulge in runner?

    There is a small block chevy one that i have that has a lot of general stuff that will give good guidance on mopar heads or any other head. It is called "How to build and modify small block chevrolet heads". I got 246cfm on a set of magnum heads with a 1.92 valve
  4. 7

    head bolt bulge in runner?

    .100 66cfm .200 121cfm .300 167cfm .400 210cfm .500 210cfm .600 216cfm my other 596 heads did 196cfm .500lft still have to do the exhaust tomorrow.
  5. 7

    head bolt bulge in runner?

    they did 216cfm at .600 and 210cfm at .500. It turned out was a better than stock all the way by about 15 cfm. I think there is alot of room for improvment. I think I good get it to around 250cfm with some work.
  6. 7

    head bolt bulge in runner?

    when I did mine for my head porting class I didn't and I didn't knick them that much I just reground them after I ported them.
  7. 7

    head bolt bulge in runner?

    yes you did.I tear droped it like you did to one of my 318 heads and it flowed 217cfm and it did 177cfm stock. This is with full port.
  8. 7

    head bolt bulge in runner?

    How much guide shaping di you do mine is still casting almost all the way around. he took a little off the end I will find out what they flow tomorrow It took my longer to take them apart because are valve spring compressor broke an we had to fix it. I will try to figure out how to post pics...
  9. 7

    head bolt bulge in runner?

    I've finally started porting my 360 heads and was wondering if it is possible to remove the head bolt bulge in the runner next to the guide? on set of 596 heads with out hitting water or affecting the heads strength by the head bolt area. Was going to port my heads a little more because they...
  10. 7

    iron heads for a 408?

    My 596 360 heads that I got the other day flowed 196cfm at.500lift and like 129 on the exhaust. This is all with factory seats and valves everything was just cleaned and than flowed.
  11. 7

    iron heads for a 408?

    I may go with the one you have duster340 not sure yet. I 'am hoping for around 500hp. and 500+ftlbs. Then I will add a 100shot on top of that. I want it to be a super sleeper. There is a 57chevy with a 550whp big block chevy that I want to beat around my neigborhood.
  12. 7

    iron heads for a 408?

    Picked up a set of 596 360 heads today. Bought them off ebay and went and picked them up. Payed $10.00 for the pair. I will clean them up and check for cracks on monday and then flow them to get some all stock numbers. Then It will be cut for 2.02 valves. What do you think I could get these...
  13. 7

    iron heads for a 408?

    Was thinking of porting a set of iron to flow at least 250cfm. I think I'am capable of doing that. But would 250cfm be enough to support 480hp in a 408 with a comp cams solid roller the .564/.570 cam. Then redoing the seats and guides. And cutting for the bigger valves. In my head porting...
  14. 7

    swaping from a la to magnum?

    What do you need to do when swaping from a 360 la to a 360 magnum. are the motor mounts the same like the schumacher mounts will they bolt up to a magnum block in a abody? Also what about the flexplate. would I need a different one? Thanks.
  15. 7

    which heads for a 408ci?

    haven't checked that yet. But the venturi in the bowl is 88% of the valve diameter. They say if you go to much the air will just it the back of the valve. I will try to get a picture of it posted up. sometime today. It is ported quieted a bit in the bowl area its not just a bowl blend it is like...
  16. 7

    which heads for a 408ci?

    Got the 318 heads to flow a max of 214cfm at .700lift 209cfm at .600 and 206cfm at .500 lift. I got these numbers with fully ported bowls and tear droped it around the guide and some short turn radius work. haven't even touched the runner yet It flowed 177cfm stock max at .500lift. Haven't...
  17. 7

    which heads for a 408ci?

    what do you think of the fully ported iron ram heads from hughes engines for $1700 plus springs that flow nearly 300cfm. Do these look any good to you guys. I know I need pushrods and rockers but is there anything else that I would need.
  18. 7

    which heads for a 408ci?

    But he still is comparing a out of the box eddy head to w2 pocket ported race head. Sure 30hp is alot but he is switching from a $1300 head to a probably $2000 modified head with a $1000 rocker sytem on it.
  19. 7

    which heads for a 408ci?

    I was talking about P/Schallenger. with his build 340srule has a good set of heads.
  20. 7

    which heads for a 408ci?

    But you say 3 tenths with a pocket ported w2 vs. a unported edelbrock. W2 flow more than edelbrocks out of the box and they have porting. So it is like comparing a ported head to a stock head. Or apples to oranges or a race head, to street head.
  21. 7

    which heads for a 408ci?

    what do you guys think the of the indy/edelbrock heads that are $2500 for the kit. Are they modified enough to support the kind of power I want. Or should I just buy a set of untouched eddy magnum or la heads and port them myself to what I want. Don't have enough funds to buy indy 360-1 heads. I...
  22. 7

    which heads for a 408ci?

    Do I have to do anything special to put a solid roller in a 72 360 block. Like bush the lifter bores.
  23. 7

    which heads for a 408ci?

    I will probably go with a set of ported edelbrocks either ported by me or by hughes engines. And get springs that match the solid roller cam.
  24. 7

    which heads for a 408ci?

    but where can I buy econo w2s. I have looked on summit but they just have standard w2s. Also it would be alot more work need special intake rockers and headers. Which I don't really want to do. What is the max cfm any one ever got of a 596 head or j head. If I could port my head to support 500hp...
  25. 7

    which heads for a 408ci?

    couldn't find the article. But I have already started porting a 318 head for my head porting class. It flowed 177cfm at .500lift stock on the intake. And I will be flowing it agian on tuesday to see what I picked up I bowl blended it, some short side radius work and I tear droped the guide all...
  26. 7

    which heads for a 408ci?

    I think the length of the rods would be 6.123. What kind of cfm would I need to get a set of eddys to to make that kind of power. I was thinking what like 280cfm at like .600lift. We have a flow bench at the school that I know how to use and we are soon getting a wet flow bench from joe...
  27. 7

    which heads for a 408ci?

    I'am going to be starting to build a new motor for my car here pretty soon. And I wanted to know which would be the best set of heads to make 500hp to 525hp NA with a solid roller cam. I was thinking the comp with the .564/.570 lift. Was thinking ported eddys or ported magnums from hughes or...
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