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SI've finally completed the rebuild of my '71 499 engine with a Nanni Ricambi 540 Kit. The original story is here in this thread so you...
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Ssmart51 replied to the thread Technical Torque monster - options?.If the diff is struggling with the torque through 3rd gear, try it in 4th. You'll have less acceleration of course, but more top speed...
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Ssmart51 replied to the thread Technical Correct jetting for 594cc engine.I'm going to blame the heat for getting that wrong. I have a 120 main jet and 205 air corrector jet fitted, which is the midpoint...
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SCheers mate, very useful. I’ll dig into a bit and might try to get hold of one and play with it. No rolling roads here at least my lack...
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Ssmart51 replied to the thread Technical Carb.The jets are brass screws with holes in them. They're sized in increments of 0.05mm. The main jet sits at the bottom of the float bowl...
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Ssmart51 replied to the thread Technical Correct jetting for 594cc engine.For completeness, I should note that in the end, I found that a 120 main jet and 200 air corrector gave the best balance...
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Ssmart51 replied to the thread Technical Carb.The 24 IMB was fitted to the earliest cars in the 50s and to the 500R from 1973 onward. It looks like you have the original carb. The...
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Ssmart51 replied to the thread Technical Confused about timing marks.If the notch is 13mm (just over 1/2") away from the line, it is likely that a previous owner made it themselves for convenience. When...
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Ssmart51 replied to the thread Technical Confused about timing marks.Here is a video of my car. I have the 595cc engine which has 2 timing marks but the principle is the same. There is a line on the belt...
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SHere is the link if anyone is interested My 500R
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Ssmart51 replied to the thread General Selling my 500R.Mine was on Car and Classis earlier in the year. Lots of views but no interest. They phoned me up after a few weeks trying to talk me...
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SAbarth used a 29mm choke on the Solex 34 PBIC carb that they fitted on the 595SS, 695 and 695SS variants of the 500 (and I reason to...
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Ssmart51 replied to the thread Tuning Largest Carburettor.There's a graph in the Weber tuning manual that makes out that 26mm is the best sized carb for 500cc and 28mm is best for 600cc. By...
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Ssmart51 replied to the thread Technical Weber 26 IMB 10 Idle mixture screw O ring.Weber UK sell all the parts separately. The first O ring I saw on their website is £2.07. I don't know if they'll ship to the US or if...
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Ssmart51 replied to the thread Technical Electrical Issue.It could be corrosion on the contacts that touch the bulbs (or the fuses, or the switches). It could be a wire that has become brittle...
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