Progressive 32-36 single |
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Progressive 32-36 single |
Ronnie J |
Nov 25 2004, 10:54 PM
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#1
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Newbie Group: Members Posts: 20 Joined: 31-October 04 From: Fairbanks, AK Member No.: 3,039 |
Does anyone run a Progressive 32-36 single carb system. It just seems it would be a lot easier to keep tuned. I have a 1.7 without F.I. Any suggestions are appreciated.
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TC/914 |
Nov 26 2004, 09:45 AM
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#2
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Member Group: Members Posts: 203 Joined: 21-October 04 From: Southern MA Member No.: 2,981 |
YES! I've always wondered about the runners. I'm surprised that the carbs work as good (or at all) as they sometimes do. The original design using the long runners was meant for air alone, wasn't it? The fuel was supplied down stream at the injectors? Considering the work that goes into match porting and smoothing/grinding the dual carb intakes for Type IV and even Type I engines, it seems sort of "don't bother, it'll work good enough" to just run with metal tubes connected to a collector box/carb mount. No pyramid or channels in the carb mount/manifold., no chimney from the exhaust header to the tubes, no pre-heat at the air cleaner from the muffler, nothing at all.
Maybe the set-up was originally used in South America (like the KADS)? Donno . . . TC |
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