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Author: Subject: 4age advice, just dreaming!
bi22le

posted on 23/4/12 at 05:45 PM Reply With Quote
4age advice, just dreaming!

Hi all,

I need to push the current set up to the limits before I go for more power but I am just checking \ thinking ahead as my brain wont stop asking questions and just let the subject sleep!! I have asked the below on both club 4ag and driftworks but there seems to be very little activity on this.

So, I have a Blacktop 20V which I would like to keep and I would like to super charge it with an Eaton M45. Rotrex are too much money and boost for what I need. I will remount the alturnator and manufacture all parts required, I like the challange. Its the engine build I need to check and expected power with reliability.

I am hoping that just a set of 4agze pistons and rods will lower the comp and add the strength. Probably 4agze injectors to get the fuel up. I am hoping thats it for the engine.

Does anybody know what power the blacktop can take with the above set up? I would like around 220. No idea of boost levels 8psi?

I dont really want to contact RAW as Im not going to buy anything at the mo so dont want to waste their time with empty questions.

I am just fishing for info. I have googled the subject to death, im sure!!

Thanks in advance.

Oh finally, anybody know the external dimensions of the Eaton M45?

Biz





Track days ARE the best thing since sliced bread, until I get a supercharger that is!

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jacko

posted on 23/4/12 at 06:21 PM Reply With Quote
http://www.capa.com.au/eaton_m45data.htm
will this help
Jacko

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Werner Van Loock

posted on 23/4/12 at 06:33 PM Reply With Quote
Why not just buy a AGZE and modify that? Using agze pistons won't work as it doesn't have the valve cutouts for the 5 valves/piston. So you will need custom pistons if you want to lower CR. Or need some thick head gasket/spacer.

Some good readup: http://www.billzilla.org/4agmods.htm

Some more readup: http://www.4age.net/tech/4agte_part1/index.htm

And even more: http://www.ae82.net/showthread.php?491-4age-4agze-info


[Edited on 23/4/12 by Werner Van Loock]





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R1_striker

posted on 23/4/12 at 06:58 PM Reply With Quote
why not just buy a the brackets off raw and try to find a second hand rotrex. At least that all fits under the striker bonnet. Saw a striker at a track day that had a blacktop/silvertop engine mash up running a rotrex some forged bits and that was a safe 260bhp with room for lots more.
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bi22le

posted on 23/4/12 at 07:00 PM Reply With Quote
quote:
Originally posted by Werner Van Loock
Why not just buy a AGZE and modify that? Using agze pistons won't work as it doesn't have the valve cutouts for the 5 valves/piston. So you will need custom pistons if you want to lower CR. Or need some thick head gasket/spacer.

Some good readup: http://www.billzilla.org/4agmods.htm

Some more readup: http://www.4age.net/tech/4agte_part1/index.htm

And even more: http://www.ae82.net/showthread.php?491-4age-4agze-info


[Edited on 23/4/12 by Werner Van Loock]


I wanted to stay away from the AGZE because I wanted something different but supercharging a AGZE is a good point.

I have heard that cutouts are needed for the 20V on some sites but not required on others. I cant just use a thicker head gasket because the pistons and rods are too weak, means I would still have to change them for AGZE anyway.

Ill have a read of your links.

Whats your experience on boost and expected power?





Track days ARE the best thing since sliced bread, until I get a supercharger that is!

Please read my ring story:
http://www.locostbuilders.co.uk/forum/13/viewthread.php?tid=139152&page=1

Me doing a sub 56sec lap around Brands Indy. I need a geo set up! http://www.youtube.com/watch?v=EHksfvIGB3I

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bi22le

posted on 23/4/12 at 07:03 PM Reply With Quote
quote:
Originally posted by R1_striker
why not just buy a the brackets off raw and try to find a second hand rotrex. At least that all fits under the striker bonnet. Saw a striker at a track day that had a blacktop/silvertop engine mash up running a rotrex some forged bits and that was a safe 260bhp with room for lots more.


Its a lot of monies!!

A second hand Rotrex + rebuild would be the cost I expect the whole rebuild to cost. I may still use a RAW bracket because the alturnator needs remounting and a belt is still required.

260 is more than my target. That means HD gear box and HD diff, plus much more. I wanted to stay with the running gear for now.





Track days ARE the best thing since sliced bread, until I get a supercharger that is!

Please read my ring story:
http://www.locostbuilders.co.uk/forum/13/viewthread.php?tid=139152&page=1

Me doing a sub 56sec lap around Brands Indy. I need a geo set up! http://www.youtube.com/watch?v=EHksfvIGB3I

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ian locostzx9rc2

posted on 23/4/12 at 07:34 PM Reply With Quote
Speak to Dopdog on this forum he has a supercharged toyota 20v engine i think its about 270 -280 bhp
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Dopdog

posted on 7/6/12 at 07:25 PM Reply With Quote
I do I do. I was going to say go for the big power and just drive it slowly!!! if you can
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