The V8 Owners Forum -

Posted: **Mon Jun 25, 2007 7:23 pm**

So is there any diffrence ? are they suitable for a hotwire set up using a aftermarket ecu ? thanks john

Posted: **Tue Jun 26, 2007 6:33 am**

Hello,

3AM is Hitachi and the 5AM is Bosch. Both are suitable for Hotwire.

For large engine capacity or racing application, there is also 20AM.

Posted: **Tue Jun 26, 2007 5:35 pm**

i suppose if i looked at them closley i would have noticed that !! thanks for the reply, john

3am or 5am ?? wot does it alll mean ?