View Full Version : General Q & A
- JL 770 question
- pwr strng pump
- Motor Surging
- Low Compression #4 and #6
- Average build time for engine?
- Rebuild 502 or repower with 525
- MSD Distibutor HELP!!!
- More from a 350 mag
- Painting my Imco Extension Boxes.....
- Old dried up fuel tanks
- engine RPM with 25 mirage plus
- Need a part description & where to find?
- Timing help
- gen 6 502's what are they worth/trade
- can't get over 3000 rpms on starboard motor
- Fuel additive...yay or nay???
- timming jumping all over
- zero effort shifter cable installation
- engine help
- 6.2 bearing failures
- 454 mpi ps pump
- 496 alam every minute
- question about drives and lower units
- One engine down on RPM at wot
- Mercruiser Slow Acceleration Only
- Battery Draining
- what oilpan for 383 stroker, stock is hitting !!
- how much hp 454
- Mercury 600sc stalls when shifting imco sc drive
- Power Steering turns left, but very hard to turn right??
- Best Method for Charging Batteries?
- Water Pressure Guage Doesn't Work?
- Fuel fill line
- Boat pulling to left
- xr cavatation plates
- 525 vs 496- How many Hours until rebuild?
- Fuel Problems. what am i looking at?
- Cut filter, have questions
- Livorsi Speedo, Garmin antenna
- Loss of power/engine coughs then dies
- New 525 efi overheating
- need muffler
- anyone know where to get brass freeze plugs for a 502 ?
- engine parts
- 598 thoughts please
- alternator wiring help
- 525 EFI plug fouling
- Where to START! Breaker keeps flipping OFF
- rooster tail
- Timing Issues
- trims wont work seperatly
- Thanks again RAYLAR
- white sludge / film underside valve covers
- Holly Carbs New Models
- Looking for 2000 Wellcraft Excalibur Windshield
- Have you ever had to adjust the camber on your trailer axles?
- Pcv sizes
- Help! Sneezing and popping coming on to plane.
- scanner and workshop manuals
- Ignition timing
- oil cooler pluming
- cut back risers?
- Need ideas on how to mount wind deflectors
- Trim Tabs drawing power when idle
- Timing a Thunderbolt ignition question.
- Gps
- Mercury systemview trim indicator function
- How many hours is a lot on a merc 454?
- Tune-up on 7.4 MAG
- Running Hot-Help, I need to fix this tomorrow morning!
- Gaffrig GPS speedo intermittantly working
- p/s pump fitting??
- 502zz cam w/ 496 manifolds
- 454 Mag Timing
- Cam question for water reversion
- DPX problem.
- How to I.D. Ignition?
- TB IV and msd blue box
- how much are these motors worth??
- water reversion ?
- Help With Gauges - Tach Works Randomly
- Why so many bb's vs. sb with procharger??
- Frozen 500efi... Now i guess i get to build a new one;-)
- 25 sunsation impeller change ??
- Charging issues
- How is water getting in the cylinders of my 496Mag?!?!
- Hydraulic hatch cover wont lift *formula boat
- gas gauge quit working
- Synthetic for an older motor?
- Best Oil for a Merlin long Block 540??
- Adding 2 stereo batteries
- 97 454 Mag stock oil pressure?
- alpha one whining
- powerglides with twin diesels?
- 575sci Intermittant RPM hesitation??
- Gauges ??
- Oil pressure gauge fluctuating above 3000rpm!!!!
- Broken Exhaust Valve Guide SBC
- Canfield stud girdles?
- 502mag and msd tach adapters:
- Stand off box, when do you use them, what size of boat?
- HP500 16535 Hydraulic Roller Lifters Cross Reference
- RPM issues
- oil sandwich adapter
- bat boost components
- 525SC Stock Jetting?
- HP500 Headers and bored over jetting change?
- Stock Chevy 454 Timing.
- replaced tbolt v with d.u.i. and cant get tach to work
- Reverse Rotation Engine
- Tb Iv - Help!!!
- Fuel Pump Mech. GPH ? which one
- 454 mag lean? need advice on what to do
- Boat position on the trailer and slings usage
- Prop Selection Help Needed
- Stock factory hydraulic steering arm leaking
- J.c. Marine,,,496 Impeller Kit
- prop
- I Need a Set of BBC AFR Heads for 598ci. Supercharge
- Another Holley Idle Thread - I'm at wit's end!
- oil temp sensor placement
- Missing alarm check - 496 HO
- Speedometer not working with IMCO
- 502 MPI hard start when cold
- 700sci IAC Fault Code
- Air Gap Intake Manifold
- How to tap 502mpi fuel rail?
- Can't get engine to warm up.
- Captain's choice wont stay open
- oil line size
- 502 -99 wich gasket?
- water in oil 454
- Constant tension hose clamps
- Outdrive Jacks and Stands
- msd problems
- Exhaust Diverters
- Oil T-stat selection and plumbing
- Valve guides for Mercury Racing 525 EFI
- X-Dimension Help
- 4.3 missing
- 496 Poppin through exhaust
- Blower motor
- 502 Ecm
- K K Tab Cables???
- Ran above 4000 rpm, overheated
- Scx Oil
- Arneson single cylinder steering
- What size/brand line on your box anchor?
- New Sarter Motor Or?
- batterys
- Any idea where these wires go
- Bennett Tabs?
- bimini top
- Special relay for engine hatch actuator???
- thermostat housing issues..
- Urgent!! Please Read!!
- 500 efi rough idle- surge
- fuel pressure problem ?
- Max HP for Stainless Marine Exhaust
- short block or complete???
- 525s vs 700
- Did I Undercarb my 489?
- Seating Capacity 87 Nova III?
- 525 Timing Adjustment
- B 1 drivr to a XR
- Carb/Fuel pump Help
- K&N VS. Gaffrig style
- Fuel Problem
- whats less room on a blower motorI am
- Trim Pump Dipstick??
- rubber flooring
- 502 mpi Fuel Pressure- need help
- Steering Helm replacement
- Black full cover How Hot?
- were to buy new cockpit cover
- hp 500 carb jet sizes??
- Steering control valve, Saginaw valve
- Busted Trim Tab plane
- 454 gen 6 H
- roller rockers and tall valve covers
- 420 Mega Blower B&M
- smartcraft
- 27 Series Deep Cycle for starting
- Baja 250 sport engine throttle cable question.
- Plug wires
- Converting from 502efi to 525EFI
- Can somebody tell me what part I need?
- heads? cam? small block stroker build
- Costs to rebuild Upper drive Bravo One X?
- Wire Size
- merc fuel cool system
- 525 Problems
- Shifter/throttle help
- 3X18 Oil Cooler Help
- 1987 Baja 240 Sport Hatch Lift
- k-plane mounting
- Priming Oil Pump
- Anyone heard of Xtreme Custom Boats??
- Any Jet Boat Techs Here?
- What in a Holley carb would cause a mid range miss?
- 525 sc Thermostat
- Livoris to Garmin
- Needed Vst Pump Asap
- where to be 140 Thermostat 7.4 mpi 1999
- Rebuilding A 525 Efi
- Carb size
- Fixed vapor lock 454mag mpi's with VST
- Mechanical Oil Pressure Gauge
- Mercury "O" ring sealant ?
- batterys
- Best Battery Setup??!!
- Fuel mileage 454?
- Gen VI 500hp
- Hawk 525sc oval port intake with rectangle heads
- 502 Mpi Problems Help!!!!!!!!
- HP nearly stalls when throttled back to idle
- Cmi Etops
- who makes a trans for torque 1375 hp
- props
- need help choosing prop for baja sport 250 with 450hp
- Feeler: Whats it worth? 1995 454MAG EFI 120hrs Complete
- steering wheel out of center
- Holly Marine fuel pumps.
- 7.4 Liter vs 6.2 Stroker Rebuild - Need Advice!
- Idle adjustment
- Baja 240 rpm question
- teach me about tunnel tabs...
- Help with Merc 5.0 cooling issue
- 496 HO Oil in coolant issue
- 496 HO Warning buzzer issue
- stepping The hull
- 825 mighty marine demon
- sea doo techs??
- K-planes
- 496 H.O. and Boost pump
- drive couplier
- mercruiser lower shift cable
- VHF Radio
- Exhaust Temp
- broken motor mount bolt
- engine builder or mechanic in ct
- temperature problems
- 502 MPI hard start, water temps, steam, riser temps ???
- hp 500 carb leaking at throttle shaft
- holey or bg demond
- holey carb gurus
- 525 EFI Service intervals -When and what is recommended
- How much water presure is to much ?
- Whipple intake manifold.....huh?
- Best Engines :-) BPM or Crusader ?