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skc supercharger build

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Old 07-31-2015, 09:36 PM
  #651  
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Originally Posted by TeamRX8
With those changes a retune is probably needed
Yes, that is on the agenda next.
Old 08-13-2015, 11:16 PM
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Rebuild time. Rotor 1 lost compression at the drags on wednesday
Old 08-13-2015, 11:35 PM
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Bummer .... rebuild him better and stronger then add moar bewst !
Old 08-15-2015, 07:05 AM
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That is the plan. So lots of research to do and money to save before the rebuild starts.

I wonder if a hybrid RX7 housings will work?
Old 08-17-2015, 06:35 AM
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Wondering the same ting, and have valves that actuate at a given RPM. Challenge would be to get the cavity as small as possible, and still flow efficient.
Old 08-18-2015, 01:24 PM
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It works so great that everybody has them ...
Old 08-18-2015, 02:03 PM
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Originally Posted by TeamRX8
It works so great that everybody has them ...
I take it you've done this? what was not great about it?
Old 08-18-2015, 07:34 PM
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Aparently the Mazdatrix engine is still going strong. Not sure if others have replicated the idea.
Old 08-18-2015, 11:23 PM
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Prelim prices for rebuild is going to be around $12 000.00
Old 08-19-2015, 12:11 AM
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Originally Posted by skc
Prelim prices for rebuild is going to be around $12 000.00
Which parts are being gold plated ?
Old 08-19-2015, 06:13 AM
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Engine will actually cost $10k and the rest is for installation and shipping of the original core. I am still looking at other options before making final decision.

The engine will have new housings, rotors with 3mm seals, porting, dowles, lapped end plates, oil and water gallaries modified.
Old 08-25-2015, 08:07 PM
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Now looking to rebuild the engine in my garage with the help of someone that has done a fantistic job of rebuilding his own engine with similar upgrades to what I want.

The wish list is as follows:
New housings
New Rotors
2mm RX7 seals ( more research required)
side seals to be clearanced
end plated lapped and nitrite
Mild porting ( racing beat template?)
Coolant and oil galleries modified
Cleaning up the LIM casting marks
Studs

More research still to be done
Old 11-21-2015, 08:00 PM
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Making slow progress. Not far from pulling the engine. I will send the engine to the builder soon and install it myself.

I have never done anything as major as this before so I am hoping it will work out. So far its going ok.
Attached Thumbnails skc supercharger build-engine-bay-stripped.jpg  
Old 11-23-2015, 01:43 PM
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In case you didn't see my thread ................ suggest solid corner seals to go with the 2mm rx7 deep apex seals !
Old 01-22-2016, 10:53 PM
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Things have slowed down on the build front. I put my rebuild money into the stock market and it went the wrong way. Hopefully, things will be back on track soon.
Old 07-21-2016, 06:18 AM
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Today I purchased a used engine with 86 000km on the clock. The plan is to rebuild and get the car back on the road with fresh seals
Old 08-01-2016, 10:32 PM
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Any advise on apex seal. I would like something aftermarket however, I dont want something that will wear the housings.

Most aftermarket apex seals are for drag and race use where they rebuild often. I want my engine to last over 100 000km

Engine is with the mechanic now so need some advise soon. I had some seals in mind however, the supplier said it will wear the housings faster than stock
Old 08-02-2016, 07:13 AM
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Decided to go with stock apex seal
Old 09-01-2016, 12:32 AM
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Engine has been ported stronger springs for corner seals and extra dowels.

Supercharger kit sent to Bullet cars to service the sprintex and apply fixes for oil leaks and resolve the faulty bypass system

Last edited by skc; 09-01-2016 at 12:35 AM.
Old 09-01-2016, 12:44 AM
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Any details on the corner seal springs you used ?
Old 09-01-2016, 05:29 AM
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Rx7 springs I believe
Old 09-24-2016, 09:01 PM
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Damage from broken apex seal. About 2cm broke off the corner seal
Old 09-24-2016, 09:04 PM
  #673  
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Very little wear on side plates and exhaust port look very clean. Motor had done 148 000km.

50 000km of it was boosted
Old 10-31-2016, 07:52 PM
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My housings form the stock blown engine shows a lot of carbon deposit on the housing. Any idea on the cause?

The apex seals where worn at and angle not sure if that is normal?
Attached Thumbnails skc supercharger build-14606545_10211201052562279_9097779308770474502_n.jpg  
Old 10-31-2016, 10:44 PM
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Originally Posted by skc
My housings form the stock blown engine shows a lot of carbon deposit on the housing. Any idea on the cause?

The apex seals where worn at and angle not sure if that is normal?


What do you mean "worn at an angle " ?


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