sleeve

[k2000x]

ive been offered a 514 cz250 sleeve cheap nos will these fit my 72 250 i know ones side port and the other center port but when you look a the side port it seems to start off at center and exits sideways any idea guys

[tony27]

From the photos I've seen on ebay of the later sleeves I'd have to say it's a no go, the later motors don't seem to have a rear transfer port but have 4 transfers instead

Look here for what I mean
http://cgi.ebay.com/ebaymotors/cz-motocross-cz-125-cz-250-cz-380-CZ514-cylinder-/250872738530?pt=Motorcycles_Parts_Accessories&hash=item3a692e32e2

[Bamford#69]

Hi,
The 71 72 380 has 5 head studs and the 73 74 + have 6 studs and 6 reliefs, cut out of the sleeve at the top,
cheers