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Canadian 1377

Started by BillK, July 06, 2013, 04:21:10 AM

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BillK

A couple of weeks ago Crosman had remans on sale in the Outlet Store so I got one.  Started then to order parts (FT piston & Valve, stock, 18" barrel ect.) 
Since I live in MI and Crosman won't ship here I had it sent to a friend in IN and I just got it yesterday.  After opening I see that it says Canadian on the paperwork and I says Oh Sh*!.  I don't remember that being mentioned in the ad but maby I only saw what I wanted.
Chronyed it this morning and it is a whopping 342 - 381 fps.  Glad I was planning on modding it.
I think the transfer port is smaller diameter but what other changes are there for the Canadian guns?
West Michigan
Crosman Nitro Venom .22
Crosman 760 - 782 - 1077
Sheridan S S - H - E9
Benjamin NP pistol - Disco - Prod
MIC B1 .177
2300S - 2300T - 2400kt
1740 - 2240 - 2250 - 1760 - 2260 - 1701P
1322 - 1377
MK I & II

jSan22

something about a hole in the valve?

breakfastchef

Quote from: jSan22 on July 06, 2013, 04:26:20 AM
something about a hole in the valve?

Yes, I recall a discussion about that several months ago. Power can be reduced by using a small transfer port diameter and drilling a hole in the back of the valve to blow off some air.
Larry

BillK

Well, I'll get out the drill and some JB Weld and see what I can do.  Luckily I have a new transfer port and valve due in a week.
Thanks for the info and I'll let you know what I find out.
West Michigan
Crosman Nitro Venom .22
Crosman 760 - 782 - 1077
Sheridan S S - H - E9
Benjamin NP pistol - Disco - Prod
MIC B1 .177
2300S - 2300T - 2400kt
1740 - 2240 - 2250 - 1760 - 2260 - 1701P
1322 - 1377
MK I & II