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spacer MERCRUISER 555 ECM

We have replacement Mercruiser 555 ECM's for many applications, the table below shows a list. If you do not see your ECM or ECU listed here, we may have a replacement, please call us, 310-793-2410, or email us at sales@mefiburn.com

Custom calibrations can be done for any of these applications, changing such things as idle speed, rev limits, fuel and spark delivery, warnings and error codes, etc. If you are upgrading from a 5.0L to a 5.7L, or a 5.7L to a 6.2L, a 305 to 350 or a 350 to 383, 496 MAG to 496 MAG HO, we can reflash and program your Mercury Marine ecm, give us a call. We can flash and reprogram your Merc Motorola ECM5550202, ECM5550204, ECM0401, ECM0402, PCMBE0101, PCM0308M with a different tune and calibration with more power and economy, the cost is $400.

mercruiser ecm
Mercruiser

Part Number(s) Engine Description Price
865000-003
865000T03
865000T02
865000T01
4.3L ALPHA FWC $1245
864271-3
864271T3
5.0L ALPHA $1245
864271-4
864271T04
5.0L ALPHA $1245
864271-005
864271-006
864271T05
864271T06
5.0L ALPHA $1245
865002-002
865002T03
865002T02
865002T01
5.0L ALPHA FWC $1245
864376-3
864376T3
5.0L BRAVO $1245
864376-4
864376T04
5.0L BRAVO $1245
864376-005
864376T06
864376T05
5.0L BRAVO $1245
865003-1
865003T03
865003T02
865003T01
5.0L BRAVO FWC $1245
864272-5
864272T05
864272T04
864272T3
350 Mag MIE $1245
864298-3
864298T3
864298T01
350 Mag MIE $1245
864298-006
864298T06
864298T05
350 Mag MIE $1245
864272-006
864272T06
864272T05
350 Mag ALPHA $1245
864377-3
864377T 3
350 Mag BRAVO $1245
864377-4
864377T04
350 Mag BRAVO $1245
864377-005
864377T06
864377T05
350 Mag BRAVO $1245
865155-001
865155T06
865155T05
865155T04
865155T03
350 Mag BLACK SCORPION $1245
864300-3
864300T 3
MX 6.2L MIE $1245
864300-006
864300T07
864300T06
864300T05
MX 6.2L MIE $1245
864273-3
864273T3
6.2L BRAVO $1245
864273-4
864273T04
6.2L BRAVO $1245
864273-006
864273T07
864273T06
864273T05
6.2L BRAVO $1245
865008-002
865008T04
865008T03
865008T02
865008T01
6.2L BRAVO FWC $1245
865156-002
865156T07
865156T06
865156T03
865156T02
MX6.2 BLACK SCORPION $1245
865364-001
865364T02
865364T01
496 MAG BASE $1445
863620-003
863620T03
863620T 2
MIE 8.1S Horizon $1445
863619-2
863619T09
863619T 7
496 MAG HO $1445
865366-001
865366T02
865366T01
496 MAG HO $1445

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