Mar 11, 2014 · Re: mercruiser 3.0 performance, pros and cons, what can I expect? the 3.0 is a small motor. it is great for a light cruise, however if your looking for performance, I suspect you may hit …

Nov 29, 2007 · Re: Mercruiser 165 6 Cyl. Good, Bad, Okay? I had a 165 for about 8 years and yes, they are quite reliable. The only thing to make sure is that the manifold water reversing kit is installed. If it …

Sep 14, 2011 · Re: 1986 Mercruiser 3.7 Liter / 170Hp Good or Bad Engine? Please Help!!!!! I might pass if there were a similar boat with a 3.0L or 4.3L, although I'm not getting rid of mine. It just seems to …

Jul 2, 2009 · Re: Help! Labor Costs for Common (?) MerCruiser Repairs a 2001, why is the inner plate cracked?Are you sure? add between 2-5 hrs to each for unseen issues. 1 - 2-4 hr 2 - 4hr 3- 1 hr 4- 2 …

Nov 15, 2011 · Re: Mercruiser 898 (GM 305) V8 - Good, Bad, Fast, Slow Engine? Truth Wanted! 2 years ago i had the exact same package in almost the exact same boat (see my signature). I did a …

Aug 27, 2008 · Re: Mercruiser HP difference 5.0L MPI vs 5.7 L Carb The carb models use low-profile intakes with 2brl carbs. That limits the hp over the MPI. MPI hp is slightly more than what you would …

Mar 31, 2011 · Re: How much power does 4.3 mercruiser have? I have the 4.3 TKS, 190 hp. I have a family of 5 and it pulls two tubers easily, I dont even crank it a WOT to get going and its up on plane …

Dec 9, 2007 · Re: Mercruiser 140 points to electronic ignition Hello Aerospot; I converted my 140 I/O to electronic ignition this summer and it made a big difference in the performance. It is very, very easy, …

Aug 10, 2020 · Mercruiser Thunderbolt ignition systems. Mercruiser introduced the Thunderbolt IV onto their engines in 1982, alongside the introduction of the 1-R drives. The TB-IV system was used until …

May 17, 2018 · Discussion of boats, general boating questions and anything else directly related to a boat or an engine.