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My new 2,8L MFI...

Posted: Thu Jun 30, 2011 7:34 pm
by atelier14
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This is my new 2,8L MFI LS.

We had a second run on the MAHA this week and Valentin Schneider of TS Motorsport did his magic again on the rolling road. We finally came out at around 282 HP @7,0k RPM and 220 ft-lbs @4,1k RPM.

It features a lightened & knife-edged 70,4 crank, streamlined and shuffle-pinned 7R cases, RSR flywheel with Sachs Sport alloy pp, 92mm JE pistons 10,5:1 with custom coated Nikasil cylinders (at Mahle factory), Carrillos, 964 oil pump, DC60 cams w/ 105 lobe center, 41/ 41mm ports, bored throttle bodies with 43mm butterflies, bored mag stacks with 43mm bottom/ 48mm top with 48mm funnels, 010 MFI Bosch pump reworked by Koller & Schwemmer with custom space cam, custom made twin-plug distributor with reworked 3-pin Bosch CDIs (mounted on Barrie's very nice twin CDI board!) etc.

The space cam Koller configured is very near 2.8RSR specs and it is nice to see that it does not lean out at the top end as we initially feared. What impresses us again and again is how well the DC60s perform down-low. I have a stock 915/03 mag RS gearbox in the car and the ratios fit perfect.

Best,
Christian

Posted: Thu Jun 30, 2011 9:12 pm
by Gary71
A thing of beauty 8)

One day I will have something like this... :)

Posted: Thu Jun 30, 2011 9:38 pm
by 964RS
Love it. 8)

Want it. :P

Can't afford it. :cry:

Posted: Thu Jun 30, 2011 9:56 pm
by Alan @ CanfordClassics
Congrats, what a great spec and it looks fantastic. I really like the cold start lines in the top of the filter housings, good idea!

We are in the early stages of building a SS 2.8 for fun, around a 66mm crank 95 mm pistons on MFI. I was also thinking about sending the pump to Koller & Schwemmer, and reading your post it sounds like they are the chaps to use.

Thanks for posting

Alan

Posted: Thu Jun 30, 2011 10:29 pm
by 911-356 dave
Very Very Nice.
Which exhaust system are you running.
Thanks Dave

Posted: Thu Jun 30, 2011 11:40 pm
by yoda
Looks stunning. What is the spec of the rest of the car .... and pics please!

Posted: Fri Jul 01, 2011 12:00 am
by bjmullan
Wow 8) Absolutely beautiful. And yes please to more pics of the rest of the car.

Posted: Sat Jul 02, 2011 9:51 am
by atelier14
Alan @ CanfordClassics wrote:Congrats, what a great spec and it looks fantastic. I really like the cold start lines in the top of the filter housings, good idea!

We are in the early stages of building a SS 2.8 for fun, around a 66mm crank 95 mm pistons on MFI. I was also thinking about sending the pump to Koller & Schwemmer, and reading your post it sounds like they are the chaps to use.

Thanks for posting

Alan
Alan, thanks for the kind words. We were very satisfied with the serviced Koller provided. Mr Sattelberger is the man in charge here.
911-356 dave wrote:Very Very Nice.
Which exhaust system are you running.
Thanks Dave
I am running a Fuchs ST exhaust with switchable side & twin rear 70mm outlets - it was used by Charlie Remnant on his blue '72 ST at the Tour Auto and Le Mans Classic before. See below:

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Posted: Sat Jul 02, 2011 3:58 pm
by 911hillclimber
Thanks for the silencer pictures, most interesting system, even selectable from inside the car!
What about the headers to the silencer, any info on those please?