View Full Version : Technical Discussion
- Was 1994 a good year for the Merc. 2.5 EFI?
- Question about Merc big beam......
- Yamaha questions
- How difficult to replace a prop shaft?
- 70 and 55hp question
- 2.4 guru's
- 2.4 bored to a 2.5?
- Merc 2.5 Water Pump Capacity
- ecu for ficht 225 evinrude
- 280 tuner hole
- Looper Reed Stop Height??
- 2-Stroke V6 Timing/Ignition questions
- 1988Merc XR4 150 Fouls plugs > Help!
- What year model is Merc. 2.5 EFI serial number OD 937213 rig 181285?
- Voltage Regulator
- ECU'S,what would be the best for this engine?
- custom work
- WH 28s?
- prop suggestions?
- What Motor Is This?
- 200 Merc Build up Bang for Buck
- I need a source for WIRE, and connectors
- 70hp Johnson water pressure
- Scream and Fly Membership Drive
- Cowling swap
- Winterizing 4 strokes
- Klotz or not to Klotz in my ProMax???
- Anybody With A Couple Of Donor 3 Liter Omc --
- 1999 johnson 225H.O.
- 2.0ltr Merc pistons
- 2.5 compression
- 87 STV Sprint Bottom
- can i plumb both water pumps together?
- searching for post
- Rubber coating reed cages?
- Opening up reed cages
- What year model Sportmaster got the fat shaft
- omc head question
- EGT reading flame temp.
- What do you all.......
- susuki
- What Tool do I need to install/remove
- Venom pictures
- WH carbs with no #
- Help! How to Mod a OMC Looper V4 Heads
- compression increase
- ECU recall (PRO MAX) ?
- Merc ECU Tester A 37 (update)
- Port trim (update)
- CDI vs Factory Mercury
- Foot throttle...
- ProMax Heads
- set back
- 240 hp Sportjet Block
- 2.0 Land & Sea Tuner?
- piston ?
- Mercury 2.5 280hp Mew
- prop hub question
- 90hp merc question
- Driveshaft retainer nut coming loose
- Can I start a '97 omc 225 using the hose bib?
- Does this look right?
- omc question
- Jay Smith Dry Stacking Article is up
- RPM Question
- timing info needed
- Question For Racer
- OMC color coded wire harnesses
- Cleavers Merc vs Mazco
- hey US1
- Steering System
- OMC Trim System
- air box for merc 2.4
- 2.4 air box
- 2.4 merc
- race fuel??
- 2.4 merc again
- Ecu Model #
- speed
- How to get 2.4 200 ported to run warmer?
- Big Jugs!
- where to find Serial #s?
- 1997 Mariner MAG 200 ?????
- 2.5 lower question
- US1,Jay Smith,or any other 2-stroke gurus
- Would you run this propshaft?
- Tony Brucato
- Gears-lower Units
- Piston mod question
- Need help with Johnson prop shaft swap
- 1976 Merc 150 xs
- Cleavers..again
- Marine-Tex and heat
- CLE cooling modification
- Serial Numbers
- Drag motr ??'s...
- Questions: 1989 90hp evinrude
- Merc Head Temp Sensor output?
- ecu
- V-8 Compression
- Ecu Price
- Gaffrig or Gaffrig?
- Rod Slots???
- Timing change on 1973 Merc1150..??
- Cutting Pistons Article
- Heat shrink terminal connectors
- anyone got imfo to share on dry cell batteries
- merc carbs
- Electric fuel pumps
- Blackbird Outboard Reman.
- Block cooling mods ????
- 3.6L vs 4.0L
- CARBON horn, heads...?
- E.G.T. Probes
- Port Maps
- 225 ProMax ring pins
- 2.4 lake motor ready to assemble
- 2.0 black max 175
- Detwiler jackplate
- 2.5 ecu
- In Dash Depth Finder
- When to freshen the motor?
- newbie exaust mod question
- water pressure ?
- Exhaust can
- Injectors
- Props
- Total Seal Rings
- Break in time? US1?
- What year 260?
- LATE OMC V4 LOOPER WIRING HARNESS- How-2-Identify Sys-Check?
- can someone run these serial #S for me please?
- Bosch fuel pump question
- Telling a 260 from a 280?
- Sportmaster with straight skeg?
- Mercury 3.0L Compression Range....
- Yamaha ?
- Yamaha Needs Help
- stv cavitation problem
- Setback question.
- Hey us1???
- Tested out Greg Moss' cooling mods...
- Welding cast aluminum???????/
- A-32 ecu
- Who does a good lower unit re-seal/check-up?
- 225 Pro Max ECU question???
- making 115 johnson a 140
- how to turn boat over without damaging
- Need help on breaking in new Merc. motor....
- Bargins on O.B. Gaskets
- 22 velocity
- Hey! T-Rex!
- 1971 Merc1150 Specs
- Well another Nicasil ?
- Questions: '89 Evinrude 90hp
- Piston Numbering?
- 275 Mercs,are they worth a squat?
- Best Props for a Rapid Craft Tunnel
- Faster Trim on 2.5 260
- Lower unit reseal (Merc)
- Anyone ran et's on a motion or skater?
- New Yamaha flywheel
- imfo on ngk-b9hs-10 plugs
- Remanufactured motor - Blackbird?
- Thrust
- Pits in rods
- Booster tubes
- Water temp gauge
- Got my Hot Tach III and need install tips
- Merc Manual for ?? years ?
- Trim Switch Question
- 260 trim guage/indicator?
- HST Blowout Problems
- I want to make sure I have this 115 conversion to a 140 all figured out now.
- Fluid for trim system......
- RATTLE in a faststrike HELP !!
- Mercruiser Blackhawk Surface Drive
- Compression Values Needed
- Fourwinns Lberator 201
- New Tohatsu Models, direkt injection
- 150 XR4 labyrinth seals
- water pressure gauge ??
- Balancing ?
- fuel delivery system ideas
- omc 25"
- OMC pistons/3.0 L
- What will it fit?
- Mercury of Force?
- Whats the deal with 86'Mariners?
- Mercury Formula 2.4 EFI
- Oil Alert Box
- to sand or polish??
- 40 Amp To 16 Amp Charging System
- Hey RSM!!
- Commander Control Box Question
- Promax and 260 combo
- Land and Sea Turbocharger
- Drilling hole in prop for thrust
- Piston/cylinder crack...toast???
- more power from 225 opti?
- 14 x 24 old chopper / srx
- Engine & Nitrous on 'TINKER TOY'?
- Anybody have info on drystacking a 235 xflow?
- piston artwork
- 93 2.5 parts into 99 block
- Went boat riding yesterday, BRRRRR!
- Installing water pressure gauge
- engine id help 2.4 or 2.5 ?
- L&S Foot Throttle
- offshore midsection?
- Ecu Sensor
- Sanding intake..what grit??
- Another reed block question
- VP Fuel ond oils
- injector removal
- Electric fuel pump install on V8 OMC?
- Hey Jay, big block Chev. piston question:
- Any body have a problem with running to cool?
- Damaged 2.5 245 Piston Question
- Mercury and Yamaha Parts
- Fuel consumption
- High Five to other prop switch?
- omc 225 carbs
- 1993 2.5 efi's
- How much cyl scoring can i hone out? And is this crank junk?
- 12" F 1 Midsection!!!!
- should I remove material from rod slots? and where, why?
- Looking for 2" tach for Mercury OB
- This is a 235XP intake can my Xflow be modified like this?
- Piston cleaning
- injector hoses/2.5efi
- Johnson motor cowl
- 280 rev issue!!
- Prop for Liberator 17
- Sportmaster mods?
- 2.4-2.5 Exhaust adapter ID
- Anyone Ever Open'd Up The Plastic Looper Carbs??
- Cle L/u ?
- Inline 6 Serial #
- 1999 Mercury OptiMax...
- Intakes
- Mercury 40-50-60 3 cyl
- 3 fried pistons
- Xr6?
- liberator contender
- exh snout on v-4
- rokkers
- New Lower Unit Motor running WAY too many RPM
- Billet throttle levers...
- Small hub and large hub props?
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