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Watched a Dulcich / Friedberger video last night. They ran a warm 350 on the dyno with no fan and then added a fan. Total hp dropped 30 hp with a fan. That's quite a bit. What would the total losses be if you add air cleaner, alternator, fuel pump and full exhaust?

Just curious about the potential of using a 5.7 hemi...used 5.7's are becoming plentiful performance, mileage and dependability???

A good curve for a 10:1 340 usually falls around 10 initial with another 24 mechanical for a total of about 34 at around 3000 rpm without vacuum advance which may add another 16 or so for a cruising total around 50. how might the engine performance differ with totals of 30 - 36 at wot ( no vac...

So many times the experts have snubbed the stock mopar heads and specifically the poor exhaust ports.When i discussed my custom cam build at length with the Ultradyne tech he specifically said to keep the exhaust and intake duration the same.His reasoning was because of the excellent stock...

are dual pattern cams designed for builds having poor exhaust flow? would they benefit a build using exhaust manifolds instead of headers? your thoughts...

...at what rpm does your 408 stroker peak / where do you shift?

Anyone using this cam? 256/212 268/218 .447 .455 ..how does it perform ..looks to be a more aggressive stock style cam