View Full Version : Technical Discussion
- Raceman, Question?
- Octain with 160# comp.
- OEM Finger Porting on late model loopers
- promax 225 SPORT?
- anyone else have fuel related problems?
- Thundercat inflatable leaking valve
- 44 series head gaskets
- warning buzzer / keeps going off
- 1987 2.4 merc 175, Worth a hell? :MODS???
- Help, OMC,v6 looper
- Average life of Mercruiser engine
- Suzuki 30hp 2 and 3cyl have same leg?
- 3 cyl 30hp Suzuki much quicker than 2 cyl model?
- What lower unit for s3000?
- Pulling 225 Yammie Powerhead - ?
- MAX water psi on a 260?
- small johnson hop up
- WH29 carb floats?
- inline lower on V6 center, whats needed?
- ? about looper big bore carbs.
- Promax 225 Head
- Timming differances
- Fuelrail for 2,4 Bridgeport EFI
- engine quit this weekend - won't crank... HELP!!
- Bridgeport Carbs on regular 2.4
- xr4 wont turn over Help!
- 280 Problems.
- Hydraulic steering ?
- water presure guage ?
- getting more from a 3.0l merc
- 140 OMC runs great but wont start after shut down
- Identifing a merc by serial #
- HELP!!!!! Mariner100HP
- Crank shaft drive shaft splines.
- HELP! johnson wont idle in gear.
- Ecu ?
- Voltage regulator
- 90 Etech
- Rinda diagnostis tool
- 300X Cowlings....tie downs?
- serial #s on motors
- 2.0 150 compression test results WTF???
- No water pressure/flow 95 2.5 260efi ?
- Thought I'd share some prop test numbers with ya'll
- Fuel Cell question. (screen filter inside tank)
- engine harness question
- Need Help On A 250
- crankshaft spline seal
- drag shutting off
- Sportsmaster question-need help
- merc a5 chopper thrust washer?
- Need help puting Yamaha ignition on Looper
- 175 HP Evinrude on Glastron GT150??
- Computer change
- optimax
- 225 Yamaha Tilt/Trim Problem - Help
- trim help on reservior
- Inline 6 shifting questions
- adding a surge tank
- question about a leak down test
- Merc spark
- OMC head casting numbers
- Evinrude Sick
- help yamaha drive system
- 200xri engine bog
- 2,4 and 2,5 fuel injector testing
- High idle temp with '98 225 ProMax...
- Need diagnosing a 2 Cylinder 50hp Yamaha Please?
- Mecury Outboard Overheating
- Pro Marine RIng Question
- help disableing oil injection
- Adjusting T.p.i. Unit
- Tach Wire
- What does a switchbox do?
- hey Ugly boy...I meen Rickracer!!!
- No spark after oil injection removal
- 225 Merc RPM drop??
- Yamaha Composite reed update
- Merc. scantool
- Voltage Fluctuation and Over Charging
- Rev limiter
- depth sounders
- crossflow v4 wont rev
- V8 Gearbox?
- reeds, carbon, epoxy, glass?
- '98 Yamaha VMax 225 smoking at start-up
- how do i set up hydraulic jackplate?
- can a lh sportmaster go rh?
- 50 hp 2 cylinder miss on # 2 Yamaha?
- Paint or Powdercoat ?
- 2000 2.5/280hp offset setting?????
- XP/GT 2.6 heads
- Mercury 2.5 EFI Injector Question
- Water Pressure
- Evinrude 130 idle problems
- A-11 limiter
- Synthetic Oil
- Block #
- WEEP holes?
- OMC question on HP difference w/ the same block
- What makes some tunnels bounce?
- Need someone familiar with OMC T&T
- Chopper Prop Identification
- High RPM rattle/ miss
- Tech manual
- Good compression with broken piston !!
- 2.4 efi question....
- 300X oil pump alarm...
- four or five which cage would you run
- Mercury Revolution prop on a tunnel?
- Thank the forum and the members
- 1985 Laser 18 LTV - Planing Problems
- 141/2" vs 15" props
- Lightening a 40 amp flywheel
- Side water pick up inlet?
- 88 merc 175 outboard
- testing a switch box
- pic of a fuel pump anybudy seen one of these befor
- 15in. setback, propshaft height????
- NEED MORE PONIES??? 3liter 225hp???
- Piston Porting 101....
- Setback and midsection for true tunnel
- Block year OMC
- no spark!!! please help
- What year is this suzuki
- A17 Ecu ?
- Idle relief holes
- 1998 Evinrude Vindicator 200
- 2001 yam
- Piston Decentigrated
- 2.5 200 Questions Hey Rex
- bad ground = burnt tach?
- Link to site that tested Bosch 984 fuel pump
- Wildfire/Sidewinder potential?
- Stator Part # A36 same as A66?
- testing a power pack omc v6
- air density % gauge ???
- Yamaha sending unit to OMC/Merc trim gauge help
- Guages for stand testing
- OMC head(s) question
- Ignition timing on OMC Looper
- mercury 2,4efi BP. how can i rebuld it with carbs?
- 1st Post / Opti Help
- single 300x on 24 skater will it work?
- I know I know oil question?
- Need Rebuild on CLE
- welding gears in lower unit
- OMC V6 new trim pump doesnt turn
- Need More Power and Speed!!!
- Interchangeable L/U Guts?
- Knock Sensor
- mercruiser problems
- 88 Merc 175 on 18' Rapidcraft???
- Prop calcs
- Which head gasket? Merc or Promarine?
- XR2 Gearbox tracing
- TPI Setting
- 25' Obsession Vortex CAT
- Another merc bog question?
- 1968 Merc 500 Crankcase Bolt Torque
- 88 Merc 175 compression
- starting issue with '78 evinrude 75
- Steam Wheel Settings.
- What kind of lube in the trim??
- Best Way to Set Idle on Laser EFI
- Merc 3 Liter Help!
- 2 pc. head
- chopper props
- hp upgrade for 75 merc
- sportsmaster lower
- Rapair ECU on 225 PM
- OMC 140. Why are my jets bigger than stock?
- What Lower Unit Oil Are Ya'll Running?
- EFI Fuel Return Line Saga Continues
- Broke a Fat Shaft on the Weekend!
- 87 3.6 xp rude
- Need to decode OMC serial number...
- 280 water pressure
- Twin engine setup
- lower uni
- Stiff Steering
- 2.4 electronics on a 2.5 ?????????
- Help!! Timing question 88 175 MERC
- broken sportsmaster
- OMC V4 case blowout speeds
- lower unit life span
- through the hull low water pick ups??????
- Spark Plugs for 300X
- Twins
- Voltage regulator
- wich ecu can i use? 2,4 bridgeport.
- Welded Block question!
- Gearcase builders
- increasing the power of an outboard?
- What the heck happend to my motor
- Fuel problem - merc 200
- Big looper wont rev
- Gear shifter
- Fuel pump question
- Rectifier question
- Trim/tilt Bleeding Help!
- ??Do I need to add an additional fuel filter??
- How are solid upper mounts in adapter?
- Another oil question
- Wont rev over 5000
- Optimax 3 liter trouble!
- 88 Merc 175 VS 88 200 Flywheel question
- 1998 merc 200 efi detonation cont module
- motor wont turn off
- Lean Pops - 1981 Merc 225 w/wh-22 carbs
- Overheat temp on Merc 200 EFI
- Alarm is going off! HELP!
- need omc ignition expert
- How do I make my evinrude 90hp a 140hp???
- Pole setting Mercury 2.5 200 Tach setting??
- PCU settings indicating insufficient fuel delivery_
- any tricks for taking slack out of NFB steering?
- Small Bore V-4 Looper Head Question
- merc gearcase question...
- Will a 4 banger lower unit fit my inline 6?
- Mercruiser wiring diagram question
- Chopper Prop
- Need sum carmota bote help!!
- 30ft shadow cat with 3 2.5
- Whats the Pro in the Yamaha Pro V?
- OMC EFI for crossflow/looper
- Arneson hydraulic tie-bar
- Retrofitting small shaft lightining et to large shaft?
- '91 v4 Johnson 120 -- loss of power
- 85 200 merc
- 99 300PM fuel pump?
- "98 Yamaha 225 V MaxThrottle body question
- xr6 lean?
- some body please help
- Another spark plug ??
- Pumper carbs?
- bend prop shaft can't move bearing carrier nut
- Dumb Move please help
- Merc 2.5 Crank
- Evinrude 70 short shaft question
- How to demont motor?
- Merc Differences
- Alarm Question
- I wonder if these engines could used in outboards
- Question for OMC Guru's
- To HOT? or Not To HOT?
- But pulls to right.
- small 4 stroke outboard cooling question
- Fiberglass Gas tanks??
- another try
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