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Forum: General Q & A

10-25-2020, 09:27 PM

Replies: 3

502 map mpi in a crownline video

Views: 673

Posted By cableguy1979

502 map mpi in a crownline video

So its been a long road but I've got the Crownline back together and the 502 map mpi engine broke in with 10 hours on it. This boat has had the engine in and out 3 times. At the end of the day I...

Forum: General Q & A

05-12-2020, 06:37 PM

Replies: 32

502 mag mpi idle issues

Views: 8,007

Posted By cableguy1979

That was a tough problem without a computer to...

That was a tough problem without a computer to read the ecm. I had this boat on the water last summer and didnt have a problem with idle or anything really. So having it down over the winter and...

Forum: General Q & A

05-12-2020, 05:38 PM

Replies: 32

502 mag mpi idle issues

Views: 8,007

Posted By cableguy1979

Bad IAC!!!!! Went to oriellys and bought part...

Bad IAC!!!!! Went to oriellys and bought part number# 2IAC2. Went back and took off the old one and it didnt move when I cycled the engine on and off. Put the new one on and it cycled. Started the...

Forum: General Q & A

05-12-2020, 12:21 PM

Replies: 32

502 mag mpi idle issues

Views: 8,007

Posted By cableguy1979

Yes Smitty tuned the ECM and did an amazing job....

Yes Smitty tuned the ECM and did an amazing job. The engine fired off within 2 seconds and idles perfectly all day until i give it throttle. I believe the problem is vacuum related just finding it is...

Forum: General Q & A

10-16-2019, 08:59 AM

Replies: 47

454 mag mpi cam help NOT Tyler Crockett

Views: 15,621

Posted By cableguy1979

TTyler Crockett supposedly has a cam that will...

TTyler Crockett supposedly has a cam that will add 100hp if you replace exhaust and do some head work and of course ecm tune. This is dyno'd results from them.

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