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Joined: 14/06/2007(UTC)
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Whilst im rebuilding my motor after finding glazed bores, was going to do the new high comp head i have, but looking at the head i have on it, which took a fair little bit of time to do, i think i'll just tickle the ports a bit more and shave it down, while i spend time doing the new head really well. This was my first ever attempt at porting.   Edited by user Thursday, 19 March 2009 9:58:21 AM(UTC)
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"Silly modern cars" |
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Rank: Member
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Joined: 16/10/2008(UTC)
Posts: 180
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wow.. that makes a hell of a difference..
Im just getting another head to put bigger valves etc on.. wee how that goes.. and i might try some proting like this :)
Cheers, James |
Cheers, James |
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Rank: Veteran
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Joined: 2/06/2006(UTC)
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http://www.bur.st/~oljohnno/holden.html#C5 good section here on how to port
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Rank: Member
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Joined: 14/06/2007(UTC)
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Ive seen that, cheers. Pretty much what i did, but theres always room to improve and ill be trying some of that in the next head! |
"Silly modern cars" |
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Rank: Member
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Joined: 5/07/2005(UTC)
Posts: 349
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Cut the post out of the intake port that the head bolt goes thru.
Get a recessed hole milled into the bottom of the port to use an Allen head bolt for a head bolt.
Then get it drilled and tapped thru the top of the port to plug it.
When finished, smoo
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