two things you can check depending on what year civic you have at the bottom of the throttle body is the fast idel valve it speeds up rpm at cold temps then idels out once warm the other thing to check is the tps you check it it should have voltage around like.4 closed and 4.5 at wot
if he already has an eg then all he needs is the head from a z6 do the swap run the p28 ecu run a wire for vtec and vtec oil pressure and hes all set he can use his stok intake injectors and fuel rail but hp will be limited to these components
okay hers the deal you need to go with an obd1 dizzy why im not sure but it is what the ecu is loking for because of tdc ckp and cyp sensors but you can use the y8 dizzy all bolts line up unlike the obd1 dizzy only 1 lines up the you have 2 choices you depin the plug and repin to obd1 the use...
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