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Re: GP 200 o-tuning à la mode fastfrog

Posted: Sat Jan 11, 2014 3:03 pm
by tony172
this is my kind of thing! excellent!
will be watching this thread - keep up the good work :)

Re: GP 200 o-tuning à la mode fastfrog

Posted: Sat Jan 11, 2014 3:05 pm
by fastfrog
Does Someone have a pic of an MB piston??

Re: GP 200 o-tuning à la mode fastfrog

Posted: Sat Jan 11, 2014 4:56 pm
by fastfrog
I'm begining to widden a bit this anemic inlet.

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Re: GP 200 o-tuning à la mode fastfrog

Posted: Sun Jan 12, 2014 2:23 pm
by fastfrog
2nd main port:

at the very begining:

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one step beyond:

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Re: GP 200 o-tuning à la mode fastfrog

Posted: Sun Jan 12, 2014 3:23 pm
by bazza3004
Loving your thread fastfrog especially as im doing an old sil 150 barrel myself at the moment. Which cutter are you using in your dremel to take the meat off at first.

Re: GP 200 o-tuning à la mode fastfrog

Posted: Sun Jan 12, 2014 4:16 pm
by fastfrog
moviluty tungsten carbide. Great stuff.... Got a flexxi classic: small convenient and great torque even at low revs. foot pedal controled.

http://www.moviluty.fr/MOVILUTYensembfiches.pdf

Re: GP 200 o-tuning à la mode fastfrog

Posted: Sun Jan 12, 2014 8:39 pm
by fastfrog
main ports almost finihed:

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Re: GP 200 o-tuning à la mode fastfrog

Posted: Sun Jan 12, 2014 9:10 pm
by soosh
Brilliant thread mate!! Iron is the way to go.

Re: GP 200 o-tuning à la mode fastfrog

Posted: Sun Jan 12, 2014 9:24 pm
by fastfrog
+1
there aint no substitute for big iron ports!!
by the way my 2 last pics appear lateraly cut and blown up... Anything i can do to sort it out? :|

Re: GP 200 o-tuning à la mode fastfrog

Posted: Sun Jan 12, 2014 9:32 pm
by drunkmunkey6969
fastfrog wrote:+1
there aint no substitute for big iron ports!!
by the way my 2 last pics appear lateraly cut and blown up... Anything i can do to sort it out? :|
View in subsilver and tell me if that cures it?