Crosman Airgun Forum (new): 1377 valve volume reduction

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1377 valve volume reduction November 10 2011 at 2:22 PM		dan house (Login dan_house) Crosman Forum Member from IP address 153.90.162.47


I know that reducing the internal volume build pressure faster, but, all things equal, does it add to the FPS bottom line? dr_subsonic's pneumatic research lab the Lunatic Fringe of American Airgunning Southwest Montana's headquarters for Airgunning Supremacy Proud Sponsor of team_subsonic

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if the volume is reduced - robny on Nov 10, 2011, 2:43 PM

I think it depends, on what you are trying to do. - darren on Nov 10, 2011, 2:56 PM

Trying to get over 500 fps with the 760 - dan house on Nov 10, 2011, 3:48 PM

Hmmm.... - airgunandy on Nov 10, 2011, 4:08 PM

mines doin 330 at seal level lol - robny on Nov 10, 2011, 4:23 PM

What is seal level??!! LOL nt - Don on Nov 10, 2011, 4:35 PM

i dont use an altimeter, i see seals outside - robny on Nov 10, 2011, 4:57 PM

did you blow a seal - darren on Nov 10, 2011, 5:26 PM

lol - robny on Nov 10, 2011, 5:47 PM

yes, have to be under the radar...family friendly forum and all - darren on Nov 10, 2011, 9:31 PM

if i lived there , id be - robny on Nov 10, 2011, 9:45 PM

Pumper power is always a trade-off between pressure and pump efficiency. - Steve in NC on Nov 10, 2011, 3:29 PM

Here are some links to the valve volume mods... - Daysailer on Nov 10, 2011, 7:49 PM

Hey Daysailer! - airgunandy on Nov 11, 2011, 5:50 AM

Might be good to try - airgunandy on Nov 11, 2011, 10:46 AM

Re: Might be good to try - Larry on Nov 12, 2011, 9:11 AM

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