Originally Posted by
tabetha
A .48 will flow enough for 400 no problem, SIEMENS injectors are MARGINALLY better spray pattern than BOSCH, despite all the crap written about them being the best thing ever, you'd be hard put to tell the difference, on the road, the reason they find favour is the lack of additional seals needed like greys do.
tabetha
.48 will not flow 400bhp.
simens do have a better spray patten, if i remember right 120 as opposed to 90 degree you get with blues and greys, straight fit also no extra seals, or cap modification