View Full Version : General Q & A
- Revolution Marine Oil Reservoir
- Oil pressure safety
- Winter upgrades, LEDs, underwater lights, etc
- My quest for 60 MPH
- Stock power to Ilmor swap
- Outboard motor question
- Merc Racing 575 SCI running very rough/rich
- Kaama Question?
- Winterizing Question- Looking for Ideas
- Fuel stabablizer
- Fuel Filter
- 1988 Merc 420's
- Gas Ssteam Out Of Whipple Chargers
- Gauges Cycle/Sweep
- piston coatings
- merc twins 496HO will not exceed 2800
- Merlin heads
- Valve Springs & Rocker Arms - 525EFI's ???
- Exhaust Replacement ?
- Can we change our S/N
- Max safe RPM?
- changing throttle shifter configeration on Gaffrig
- What's a 502 block worth
- Gen 3 Cool Fuel Winterization?
- 496 ecm
- Found external leak on manifold - crack
- milkshake under stbd valve cover, hi water temp on the port side of the block.
- Looking for a Twin Disk mechanic
- sonic prowler 496HO PCM PROBELM??
- Machine shop in SouthEast Michigan
- Can I start the engines on the hose with the drives off?
- Hawk 525sc's
- Secondary idle screw adjustment on quick fuel 1050?
- Gen6 cylinder bore question max bore?
- 525 rebuilds with 250 hours
- Another bad motor
- Stainless marine gen 3 gaskets
- Power steering fluid tempature.
- Why do larger roots blowers use 2 carbs?
- Oil temp problem in my 572, need input/advice....
- Finally got a new tow rig! (any other 8.1 owners out there?)
- Need Boat Mechanic / Engine Builder in Palm Beach Area
- Smartcraft and gauges ?
- 598 build questions
- Profile picture
- Timing a custom supercharged engine
- gas tank
- Smoked 502 tonite
- Bbc with v6 module??
- Phenomenal experinece with MarineEngine.com
- Need engine advice N A 598 cubic inch rebuild
- 700 sci - over heat at high rpm only
- Twin Turbo Build
- Water Press. location
- Exhaust manifold differences 502 vs 525 efi
- Another Engine Dynoed today.
- WTF Did I Just Do. Considering a Formula 400 SS
- 33 Baja outlaw vs 32 fountain fever
- SBC Built, now looking for jet recommendations
- 502efi
- 525EFI Warm start problem - ??
- 29 fever triple digits
- Who makes the Black Thunder?
- Little help if possible
- Remote oil filter mounting heigth?
- Vibration above 4200
- Bravo1 drive goes down, but won't go up.
- What muffler / silence are these?
- big cubic inch chevy?s
- Sea Water Pump Pulley?
- 502 EFI, spark coming out of the coil, no spark at the spark plugs
- Thunderbolt IV sensors
- Twin engine boat porposing problem
- New Merc 540 replacement engine
- Inexpensive 454 mag performance up grades
- 500 efi upgrades
- Bennett trim tabs
- What problems to look for on Merc 700's
- Need some help with engine replacement
- Cam guru's please read
- Question On Coated Pistons
- big block chevy correct spark plugs
- Bbc valve cover question-hardin extreme
- Bravo upper internal plug?
- 502 HO Mag questions
- Mercury Outboard Mechanic
- Recurring gauge problem - 525EFI
- Stroker fuel injection
- Wet Exhaust to Dry Exhaust
- Windshield for a 2003 HTM 24ss???
- Mefi 1 to mefi 3 question
- The Blower Shop Intercoolers WTF!!!
- single SSM 6 drive height? Or who to call?
- Weird 525EFI Question
- Gimbal housing help needed
- 502 Merc parts ID
- Trim Tab Advice??
- merc mefi 3 question
- Transom that was mounted with an X drive mounting a Bravo 1 question
- 496 HO 152 IAC Output Code
- who do i contact to fix my username to post a classified ad
- 1997 502 EFI cranks but won't start, will try and run after shot of starter fluid
- Fuel System Fittings
- 377 flywheel
- 496 HO maintenance while replacing transom assembly
- What are they worth?
- Vibration on down trim
- Where to purchase oil coolers and hardware
- 525efi rev limiter
- prop changes from 1.5 to 1.36
- 1999 Merc 454 mag ign issues
- motors bogging ? fuel pressure maybe?
- Engine Quest/RHS 320 Iron heads
- Starving for fuel...
- Can These Be Repaired ????
- QUICKSILVER SBC long block assembly worth building?
- I need to find a good shop in the Gulf Shores, Al or Pensacola, Fl area
- Aluminum Head Exchange to Steel Head
- Prop shaft carrier bearing stuck
- Aluminum Head Repair
- how hard is it to mefi tune my own after i install procharger
- 5 blade on 2004 288 sunsation
- Value Of a 91 Mark IV 502 Mag
- dry exhaust
- Volvo Penta 7.4 Gi vs GSi rev limiter
- tall deck to short deck exhaust problems
- Opening a can of worms
- merc xr gear pinion
- Trying to identify a pair of Mercury OB's
- Front Seal Unazzed
- 1998 Mercury 250 EFI
- 496 with whipple worth
- 350 mpi possable reversion
- Carbed 502/502HP fueling issues on 1996 Baja 272 Islander
- 502 magnum mpi IAC crossover
- Wrong oil?
- 454 Baja overheating
- Anyone know how too get ahold of mr gadgets?????
- Felpro 17042 vs 17046
- Roots Supercharger experts Snout problems
- 500efi - starter burned up + more - Help!
- Fuel supply issues
- Checkmate 251 Convincor vs Profile 26
- 1989 Power Play Conquest Decals
- Latham Steering Leak
- 502 EFI shutting down after 5 seconds of run time
- Part numbers question
- Volvo Duo prop
- Hp 500 carb setup help
- One exhaust is only shooting out water
- HP500 boost question
- Help 502 EFI stalls out
- 1996 HP 500 Carb lifter part numbers
- Removing CATs on new 8.2L motor
- Low oil pressure and Oil cooler questions
- Ram air
- Mayfair Hydraulic Steering Ram Rebuild help.
- 2001 555 PCM to mefi 3
- motor not hitting WOT?
- Need help with engine issue
- Knock came and knock left
- Paging skater Scott 36
- Mercruiser 496 ho overspeed code
- Raymarine DVD
- A little roots blower info.
- Can you please direct me to some Velvet Drive Identification information.
- Are my 454's magnum's??
- which fuel transfer pump to use ?
- 500 efi fuel fouling plugs
- 525EFI Header Failures - CMI vs Hardin - All failing
- Mercruiser Computer Programming
- 525 EFI sea pump stops pumping
- Fuel Pressure
- Should I scrap my anti-spam valves?
- 088 heads on gen 5 454 ?
- Trim and Tilt Pumps, why is one so much faster??
- what is killing my fuel pumps?
- SBC to BBC Conversion Questions
- Bilge pump in Fountain left running dry- are they toast?
- solenoid or trim pump bad?
- Gaffrig controls neutral safety switch
- 600SCI Gurus Needed -- No BOOST
- 088 Heads Max lift?
- adding 174 blower
- 502 Mag Removal
- 525 Header issue; I'm stumped..
- Top speed and cruise speed and gearing advice new to forum
- Pump for toilette and post-swim hotwash
- What Size Carb.
- Anybody use these boat dollies?
- Looking for advice
- SSM V alignment tool
- Starboard motor won't start - electrical, fuel?
- Mirage won't plane off
- Can anyone help identify this boat, and help provide feedback on possible purchase.
- 500 EFI Fuel Line longevity
- Cigarette 20 Update
- Fuel feed issues
- Time to replace fuel lines?
- Misfiring carb 502
- How much does Deck weigh on a Formula 302 SR1. I want to lift it to access stringers
- 525 EFI Alarm
- Noise when shifting
- 525 EFI H2O pressure?
- oil temp
- Merc 5.7 2bbl 1998 unique concerns.
- Replacing dipstick tube in 454
- Oil pressure problems!
- 454 to 502 repower suggestions
- PBM/Erson rods and cranks, comparable??
- 500efi overheating hot port header, help
- jet size
- Motor question for the Guru's...
- HP 500 carb fuel mech pumps
- Intake to head sealing issue question
- Collapsed lifter, bent pushrod
- anyone make hinge pin covers?
- Value 26 Prowler
- Ride quality older 38's which ones to look at
- need HEI DUI distributor info
- Hardin Marine - Hurricane Lite 525 Headers -- who's got 'em??
- solid or rubber prop hub???
- 525sc conversion
- 7.4 freshwater cooling
- Lower than I like Oil Pressure
- marine a/c units
- aftermarket mechanical fuel pump
- need help with code 42 on V6
- O2 guage
- Bravo 1 Vibration in forward drive not reverse??
- Dual trim pumps, one switch?
- Remote trim switches
- Reading Starts Me Thinking - More Power
- Water in fuel lean condition.
- Low oil pressure in brand new 502 efi
- Serpentine crossover kit
- power gone from my 8.2 mercuiser
- Moisture in valve covers with oil thermostat?
- Power steering leak
- 500HP carb- synthetic oil?
- oil spray from the front of a new 502 motor custom built
- Intake ?
- Swain Tech PC-9 Piston Skirt Coating
- 81 Formula, both alternators do not work?
- Water pump shaft seal
- Oil filled bilge - need advise please !
- how do you align an engine?
- efi vr carb
- Easiest way - converting 502 to EFI
- 502 mpi no inj. pulse on 1/2 the inj ?