Forum: Engine Tech

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Merc 420 Cyclone engines

Started by BDC1013, 06-29-2011 06:57 PM
18 Pages
1 2 3 4 5 ... 18
Replies: 357
Views: 146,685
04-05-2021, 01:14 PM Go to last post

Rusted Exhaust Pipe

Started by Poolman, 01-05-2014 10:55 AM
6 Pages
1 2 3 4 5 ... 6
Replies: 103
Views: 44,261
04-10-2014, 08:41 AM Go to last post

Mercruiser 540ci 575hp

Started by SickSation, 08-13-2010 09:25 PM
2 Pages
1 2
Replies: 32
Views: 39,176
09-08-2017, 11:38 PM Go to last post

What caused my melted piston?

Started by Tomas Wallin, 10-26-2009 05:44 PM
7 Pages
1 2 3 4 5 ... 7
Replies: 134
Views: 31,593
11-03-2009, 01:33 PM Go to last post

454 MPI upgrades...

Started by SickSation, 04-11-2010 11:10 AM
2 Pages
1 2
Replies: 34
Views: 27,148
04-15-2010, 10:40 PM Go to last post

CMIs on 496 HO-Myth or Real?

Started by CRC, 01-13-2010 10:19 AM
3 Pages
1 2 3
Replies: 53
Views: 26,439
01-21-2011, 01:03 PM Go to last post

Am I choking my 588ci? Need Doms?

Started by Nordicflame, 10-15-2009 03:27 PM
4 Pages
1 2 3 4
Replies: 61
Views: 25,556
05-21-2010, 01:16 PM Go to last post
Question

.060" spark plug gap?

Started by 2112, 10-15-2009 02:42 PM
3 Pages
1 2 3
Replies: 51
Views: 22,376
10-22-2009, 03:28 PM Go to last post

Mercury 525 SC

Started by sellsman11, 12-03-2009 07:26 PM
Replies: 16
Views: 21,198
01-08-2010, 03:38 PM Go to last post

mefi 4 adx file

Started by ntmid8r, 04-05-2017 12:40 PM
Replies: 5
Views: 19,798
04-27-2018, 07:51 AM Go to last post

540 MPI Can I do this?

Started by Ted, 12-04-2009 11:40 AM
3 Pages
1 2 3
Replies: 44
Views: 19,177
12-09-2009, 05:59 PM Go to last post
Question

Merc 540 Bulldogs - info on them?

Started by Shallow Minded, 11-18-2008 10:38 PM
2 Pages
1 2
Replies: 29
Views: 18,613
03-12-2010, 11:17 AM Go to last post

Heat problem on 525's,

Started by PARADOX, 09-09-2009 06:47 PM
2 Pages
1 2
Replies: 36
Views: 16,591
10-24-2009, 02:42 PM Go to last post

Difference between 496 and 496 HO

Started by SickSation, 10-13-2009 12:06 PM
2 Pages
1 2
Replies: 39
Views: 16,496
10-15-2009, 06:46 PM Go to last post

38 Top Gun Cooling Problem

Started by MERPerformance, 07-11-2009 10:43 PM
4 Pages
1 2 3 4
Replies: 72
Views: 15,584
08-09-2009, 10:36 PM Go to last post

Cam Question !!!

Started by 1stoutlaw, 06-12-2012 06:44 PM
2 Pages
1 2
Replies: 38
Views: 15,335
01-24-2013, 02:18 PM Go to last post
Question

Joe Gibbs Oil

Started by 2112, 08-22-2009 03:10 PM
3 Pages
1 2 3
Replies: 44
Views: 15,179
10-26-2009, 08:22 AM Go to last post

Merc 454 330 warm up

Started by kzcollectr, 02-13-2010 12:44 PM
Replies: 19
Views: 14,569
01-08-2011, 11:32 PM Go to last post

biggest hp on a naturally aspirated motor?

Started by viperfitness1, 11-20-2008 08:00 PM
3 Pages
1 2 3
Replies: 43
Views: 14,380
11-26-2008, 08:17 PM Go to last post

my new motor

Started by bajabob 718, 11-15-2009 06:20 PM
3 Pages
1 2 3
Replies: 55
Views: 13,642
11-30-2009, 03:53 PM Go to last post

Sbc performance exhaust

Started by kzcollectr, 01-18-2010 12:34 PM
2 Pages
1 2
Replies: 25
Views: 13,623
01-15-2011, 07:35 PM Go to last post

Max Cubic Inch???

Started by Sashacig, 08-18-2009 05:17 PM
3 Pages
1 2 3
Replies: 44
Views: 13,594
09-29-2009, 12:14 AM Go to last post

Cylinder heads

Started by Catch 22, 01-13-2010 07:39 AM
2 Pages
1 2
Replies: 30
Views: 12,924
01-20-2010, 08:56 PM Go to last post

At wits end...what would Jim do?

Started by Tony, 07-18-2009 10:29 PM
4 Pages
1 2 3 4
Replies: 62
Views: 12,917
08-19-2009, 08:40 AM Go to last post

Mercruiser 454/330 Torque

Started by MiamiOffshore, 05-15-2010 10:39 PM
Replies: 8
Views: 12,816
05-24-2010, 02:41 PM Go to last post

How much power?

Started by Tomas Wallin, 11-28-2008 09:33 AM
3 Pages
1 2 3
Replies: 52
Views: 12,558
01-28-2009, 01:24 AM Go to last post

Lower unit oil loss from res.

Started by ALM, 10-26-2009 11:30 AM
2 Pages
1 2
Replies: 37
Views: 12,193
11-05-2009, 09:10 PM Go to last post

coil question

Started by 2112, 10-05-2009 12:11 PM
2 Pages
1 2
Replies: 36
Views: 11,776
10-13-2009, 11:30 AM Go to last post

Fast Idle Issue

Started by Warlock28SXT, 06-26-2009 08:45 PM
3 Pages
1 2 3
Replies: 49
Views: 11,682
07-28-2009, 05:43 PM Go to last post

Is anyone still doing turbo stuff for offshore?

Started by Dude! Sweet!, 06-15-2009 06:14 PM
3 Pages
1 2 3
Replies: 41
Views: 11,648
09-23-2009, 11:48 AM Go to last post
 

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