help reading fuel injector

[2.2 Turbo]

ok so i just went to the junk, and picked up some injectors. they came off of a 89 shelbyz. now heres the prob, the chrysler part# 4418258 says that the injectors are 33lbs. now on the onther side it has a bosch#, i think its, 0-280-150-813, it says its a 28lbs injector, which ones right?

[tryingbe]

Dodge injectors at rated at 4 bar of pressure while other cars uses 3 bar pressure.

If it is 4418258, they're stock TII injectors. There is no Z in 89 Daytona Shelby.

DDG- Injector Flow and Application charts