The rule book does say "based on" very much up to the individual, Was hoping for some input on bore, stroke, valve sizing, cam etc. Power figures are easily obtainable, reliability is another thing.
The term pilot seems more fitting than rider and being a little nuts does help. The harley...
lol, well that started the ball rolling, enigne has to be based on a production motorcyle engine, yes a blank peice on paper to do as needed to produce the results. some are producing over 1100HP with a 1500cc inline four set up on nitro.
The highest operating comp. ration i know of is 52:1, running nitromethane, with a further 45psi boost. obviously a drag engine, small bore controls detonation somewhat. power is over 730HP per 1000cc. Large camshaft duration also bleeds some cylinder pressure but more to do with the stability...
Designing a V4 2500cc, OHC 4 valve engine based on the yamaha VMAX engine. Target is 1000HP @ 9500rpm!supercharged, nos, running ELF race fuel. Help me out with the right bore/stroke ratio, rod/stroke ratio, valve sizing, etc. Very interested to hear your results
