B16, B18, B20
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By Aldo91
#342120 hey guys ive been going through pages and pages but nothing , andi was wondering if i could use a b16a3 head on my b16a2 block. being the a3 head is obd2 and the a2 block will be obd1. i will be using the obd1 ecu btw.

thank you all in advance.
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By Aldo91
#342137 yay :D thank you.