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Author Topic: What about the best pre75 engine by weight and HP  (Read 10428 times)

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Offline Lozza

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Re: What about the best pre75 engine by weight and HP
« Reply #45 on: June 30, 2013, 01:14:54 pm »
Quote from: Huskibul on June 29, 2013, 12:59:18 pm
    Bultaco astro's engine's weigh in at aprox 27kg and on dyno charts come in at 40.90 hp for the 250,and 50.40 for the 350 standard on pump fuel ! for comparison the pursangs are rated at 34.32hp for the 250 and 40.18 the 350  ;)
Methanol maybe but not on pump fuel.
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Offline huskibul

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Re: What about the best pre75 engine by weight and HP
« Reply #46 on: June 30, 2013, 01:47:17 pm »
    Iam only the messenger ! thats whats claimed in bultaco specs sheets/charts and seems they listed the pursang 250 @34hp  and the 350/370 @ 40hp and all we know thats right - so can't see them bullshitting too far off the mark ! dunno :-\
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Offline huskibul

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Re: What about the best pre75 engine by weight and HP
« Reply #47 on: June 30, 2013, 02:18:00 pm »
   lozza you seem know a bit about vintage road racers what do Bully TSS's have in claimed horsepower ?
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