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Old 11-06-2009, 03:46 AM   #1
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Default 91 EF to 91 LS swap HELP!!
91 EF si to 91 LS what harness can i use and which ecu,ls plugs dont fit only one big round plug on the passenger side . Do i need to wire anything . sorry about this stupid ? but I'm new at this
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Old 11-06-2009, 08:05 PM   #2
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use the stock harness if its a si or hf. if its a dx then convert to mpfi and still use the stock harness...
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Old 11-06-2009, 08:16 PM   #3
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which ecu can i use? ls or ef
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Old 11-07-2009, 10:09 AM   #4
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ls, always use the ecu for the engine. and yes it will plug right in
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Old 11-07-2009, 10:10 AM   #5
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Use the Si engine harness and the LS ecu. Everything will plug right in.
__________________
Quote:
greendelsol:now its acting all funny the plugs didnt match so i spliced them according to the wire diagram now my rpm guage just spins in circles its missing and its hitting a rev limiter and wont shift right
aleaf.CRX: I've never had steering this bad on a vehicle before. I'm afraid it's going to jump in the other lane and attack someone
Celerity: I would work until I was 100. I may have to anyway... thanks babyboomer assholes and career welfare families.
reckedracing: PIIDB for jesus
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Old 11-07-2009, 10:55 AM   #6
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Thanks for the help , I appreciate it .
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