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- merc 175 overheating
- 90 optimax
- Coil Testers
- Mercruiser 7.4L Harmonic Balancer ??
- light flywheel
- Gaffrig GPS and recall tach
- Inline L/U interchangeable?
- what's this gizmo on a 250cc alcohol burner?
- V4 Looper ....Hot at idle???OMC GURUS
- Merc 4 Pedal Reed Cages With Boyesen Reeds?
- duel cable steering ???
- ok guru's WTF is wrong with my boat now
- vinyl cleaner
- HELP............Burnt Piston....WHY?
- merc compression
- setback & holeshot performance
- OMC Spark plug?
- Idle Head Temp- JSRE and US1
- Will not idle???
- Carb. Rebuilders(inline Mercury)
- Help, my Merc keeps stalling out!
- V-4 thermostats - brand new and causing trouble! Bill Gohr?
- 1985 Merc 2.4
- unburnt oil thru exhaust
- Fixed my Land & Sea Jackplate
- Cutting/milling 15" offshore weight
- Does Anyone Know About The Smartcraft Sc500
- 92 200 efi ecu
- LH Prop on a RH drive?
- color of wire
- torque tab question
- Will '91 2.5 Front Fit On '89 2.4?
- Battery Switch
- position of motor
- Different In Prop Cuts?????
- Tuners
- shift rod length
- May need new ECU
- short shaft
- Check out this re-worked Tempest Plus...
- prop question
- long lower unit
- 1999 pm 300 Oil Injection Removal
- 2.4 Head cc's
- Evinrude 300
- Rigging CVX-17 with Yamaha 150 Excel
- Prop Question
- 1990 Johnson 200GT rattle
- yamaha 250hp efi ox66 problem.
- Lower Compression after rebuild AND Low Water temp
- Is it normal for a stock OMC Looper to run out of steam around 6300 rpms?
- Need help with Viper set-up...
- Transom Saver Question
- Aftercoolers? Hot air cold water?
- Brucato intake
- Cracked core on Coils -- HELP!
- Pinion gear failure .... dramatic
- Racekote
- No Thermostats.......
- check this out
- oil leak
- Oil Pump
- New Sub-Forum Coming - OptiMax, E-Tec, HPDI, 4-Stroke...
- Idle Speed question for 1997 Mercury 2.5 Promax
- need help w/cover
- sps rod bolt torque
- 2.4 efi unknow year, and problems...
- No water pressure
- Mercury Switch Boxes
- CLE question
- 175 Flatback
- Evinrude 3cyl. 90hp
- Mercury 150 Blackmax Compression Help!
- Feature This Week - Blueprinting Your Rotating Assembly
- Electric fuel pump
- What lower unit is this? 2 hole CLE or something different?
- Snapped Head Bolts! Hellpp!!
- Rickracer -------
- 1989 60HP Johnson
- Octane question
- WH-15 Jetting
- engine stand to powerhead mounting brackets
- No start 1991 2.4 bridgeport
- cut off rpm limiter of johnson 175 hp
- 16 amp Regulator question
- Merc Lower Unit Swap Question
- Mercury 15" short trim ram part number?
- Electric pump died
- Battery question
- Prop question for Aquaholic
- 2003 johnson 150 mods
- Speedos?
- Torque master lower unit gear ratio
- Running Motor with Clamshell and garden hose
- Help with Mercury Serial NO. and Age
- will mercury o-ring heads for a drag fit on a 280 jay smith or john marles
- crossflow v4 Q's
- Timing Problems ???
- ODBA Plymouth race 18th/19th
- Performance of a efi bridge port 2.4
- Do I need a new CPU for 2.4 laser efi?
- oil inlet check valve
- Inline Exaust Modifications
- OMC 200GT vs. 200XP, what's the difference?
- Mariner Mag 150 -- XR2-- idle stabilizer/spark advance
- Battery/Charging
- make choppers into et's
- Question for yamaha gurus
- Evinrude impeller change 175/200hp1977 how to?
- 99 225 Pro Max gear case change out
- Help with motor height on Viper???
- Yamaha outdrive not picking up drive??
- Nissan/Tohatsu/Yam Question
- BOYESEN REEDS - YES or NO?????
- Trim on race engines
- New Evaluation: Digatron DT-53K "Max" Data Acquisition System
- Piston and O-ring terms?
- Hotwiring the inline
- Resleeve Merc Pro Max
- Lightened 3 cyl. OMC flywheel
- '76 V4 lower unit Q
- Direct fuel injection systems... any known?
- 8500 ?
- winterize 2.5 efi
- Idle Speed/ Idle Timing - 1997 Merc Promax 225
- What is the best reasonably priced oil?
- Merc 150hp - cooling system
- Thermostats And Poppet Valve???
- A13 and A40 difference-ECU Gurus?
- Whether to Mod 2.0L 150?
- rev-limit newer brp/omc ho's
- Need help single to twin 21 Skater
- Merc 1997 V6 150XL Carbs
- Pistons ???
- orfice size for drag
- Need Prop Help Fast
- Fuel pump relay?
- Lower Unit Noise??
- prop question,hub or housing?
- Boat off trailer Help
- Need a 3.0L Merc piston pin
- How can this happen?
- 1966 mercruiser 60 hp
- Sad Mercury 280 EFI
- Engine RPM VS top speed?
- Rod journal
- Lead Foot vs Hot Foot
- Mod VP hulls?
- Mercury ECU chips
- velocity stacks for omc
- switchboxes
- Thrown Blades.......
- 24 volt starter
- merc 2.0 head milling reccomendations
- 13B Rotary to 2.5EFI Bell housing at last!
- OMC volt-reg
- Boysen reed valves ???
- tunnel boat
- skater 24 hish speed miss ( occassional)
- Machine shop in NY to bore v6 Merc
- Temp. guage engine
- fuel pressure gauge instalation
- Fuel problem with 150 OptiMax
- Mercury regulators and PSI
- Racer - oil question
- merc 260 fuel plumbing??
- To clutch or not to clutch??
- Outboard winterizing
- Digital ECU
- Will a foil help ?
- Brucato SVS on 300 Pro Max
- hitting the rev. limiter still
- First photos of 13b rotary on the 2.5EFI leg mock up
- Re-filling liquid filled guages
- 2.4 RPM range
- Merc cooling
- XR4 Jetting
- 1986 90 hp johnson
- Perplexing Bog
- Source for EGT monitors/probes
- 2.4 200 vs 2.5 200 Torque
- 200 merc cutting in and out
- Omc 3.3l ?
- checking coils for spark 2.5 carb
- Water separating fuel filters
- Hydraulic jack-plates
- Fuel Line Size & Fuel Filters
- Cut Down Midsections again (Merc)
- Lower unit
- compression
- 2.4efi bp Downsnout vs Centerhorn
- 225+ vs 260
- Pulling flywheel need advise
- v6 clamp bolt pattern
- Seastar Opinion
- motor knock
- reversed transom wedges
- New custom intake, vented by "Broken Rod" Machine work
- More Power From Inline-6
- dual cable ride guide steering pics
- merc 260 Hp EFI. 2,5l 1998 mod engine failure
- coating of original sleeve mercury 260 hp 2,5
- Leakdown test results
- Sucking up pebbles
- Duel circut kill switch.
- temp problems
- fuel line
- Boysen reeds? & part no.
- Gt 150 Johnson!!!!!!
- exhaust liner removed=hard starting?
- OMC gurus lots of questions
- identify lower unit
- high performance mercs...how reliable?
- 1987 21 skater 1998 300 pro max
- Ring Free, Sea Foam or nothing?
- rpm fluctuation
- light weight fiberglass source
- 502 vs 300x
- ??? Merc Parts Express ???
- 2000 280 ss cold enrichment
- Died at top speed
- Honda parts
- lower unit
- cutting heads on 225x Promax?
- Run engine w/o lower unit?
- how test fuel jets/electronics on a 260hp efi?
- Omc Trim Pump Wiring
- inlines
- water/fuel separator?
- Need a topic for merc V6 mods
- high RPM cut out
- Jackplate trim indicator
- bridgeport propellors
- Duke
- Gear Ratio's
- Fuel Pumps
- blocking water pickup holes
- Wildman
- allison xb2002 steering question
- 1991 bridgeport
- Aluminum trailers, thoughts and pics please...
- prop advice
- Mechanical tpi vs vacuum
- Racer and other Dr's of Omc
- engine repair, parts, advice
- mercury/penzoil pre-mix in old evinrude
- Acceptable variance in compression?
- merc 220 or merc 175 1986 yr
- 1977 850 Merc-no spark
- OMC 225 compression
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