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 Post subject: A+ 1275 auto upgrades?
PostPosted: Sat Oct 25, 2008 10:05 pm 
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1275cc
1275cc
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Joined: Thu May 24, 2007 7:19 pm
Posts: 5370
Location: Yandina,Sunshine Coast,QLD
I want to get a bit more out of my auto set up but before we get crazy I'll give yous some info.
It will be in a cruiser panelvan not a race car, but I still some go of the line and something that can sit on 110km/h no worries. It'll be bodykited, big wheels, big stereo etc etc. It already has air con and is SPI.
So I don't want to bore out the engine, just looking at a cam, some slight head work and maybe tart up the SPI. I will be fitting a set of LCB's and I'm open to susgestions on the size of the exhaust aswell, I want it to be whisper quiet.
So any suggestions on head work , cam, SPI set up, exhaust etc etc

Thanks in advance.

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PostPosted: Sat Oct 25, 2008 10:22 pm 
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Bimmer Twinky
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Location: Brisbane
Hhhhmmmm it`s beckoning for a smooth as silk injected Bimmer Twinky Kit Kenno :-)

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No offence intended here but--> anyone writing a book about minis 30 years ago may not have experienced such worn or stuffed-with components as we are finding these days.

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PostPosted: Sat Oct 25, 2008 11:08 pm 
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1275cc
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I wasn't wanting to go that far Matt, and with the air con it might be a bit tight with the bigger head (but still possible, just not this time) :roll: :lol: .

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PostPosted: Sun Oct 26, 2008 6:10 am 
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Location: near Baulkham Hills, NSW
Don't fit too big a cam, or it'll be a bigger slug off the mark.
A Kent 256 or maybe 266 will be plenty.
You can also get the torque converter modded to give a higher stall rpm, which will help too.

It'll never win any drags, even Greig Malaure's GF's 1430 auto with RE13 cam and 112HP (at crank) could only manage mid 17s at WSID.

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DrMini- 1970 wasaMatic 1360, Mk1S crank, 86.6HP (ATW) =~125 @ crank, 45 Dellorto (38 chokes), RE282 sprint cam, 1.5 rockers, 11.0:1 C/R. :mrgreen:


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PostPosted: Sun Oct 26, 2008 12:44 pm 
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Bimmer Twinky
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Location: Brisbane
yeah they suck grunt ... but are nice to drive... when i was a kid my dad set up a 1415 stroker auto-spastic & it was sweet as, really cruisey & still had enough power to play with

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No offence intended here but--> anyone writing a book about minis 30 years ago may not have experienced such worn or stuffed-with components as we are finding these days.

You should put your heart & soul into everything you do.


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 Post subject:
PostPosted: Sun Oct 26, 2008 7:13 pm 
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1275cc
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Joined: Thu May 24, 2007 7:19 pm
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Location: Yandina,Sunshine Coast,QLD
What about head work? Would a port, match and gas flow be worth while, I don't really want to go for new/bigger valves due to my budget :? . is it worth playing with the head at all?

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PostPosted: Fri Nov 07, 2008 7:57 am 
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I believe those SPI manifolds respond well to porting as they are a crap shape.
But get someone to do it who has done em before.
The later heads are pretty good stock, but a few hours with a die grinder makes them better.

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DrMini- 1970 wasaMatic 1360, Mk1S crank, 86.6HP (ATW) =~125 @ crank, 45 Dellorto (38 chokes), RE282 sprint cam, 1.5 rockers, 11.0:1 C/R. :mrgreen:


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