View Full Version : General Q & A
- Issues after 502 Mag MPI swap in my 2000 Baja 272
- 93 502 mag power steering cooler
- Import a boat from Canada to the US
- fuel flow issues
- Should I change my oil?
- Mobil 1 V-Twin 20-50 Full Synthetic Oil
- Who does Vinyl Wrap ?
- relocating exhaust tips/header change
- Insurance Company Denies Claim - HELP!!
- Will these Corsa muffled tips create too much back pressure?
- New 502 block bore
- Blow through carb vers regular?
- Building my first boat engine.
- running boat without water for cooling? How long?
- 496 supercharged - oil type?
- oil thermostat housing and cooler priming
- Another Cam and reversion ? but also risers and exhaust ?
- Fountain K Plane Trim Solenoids
- Water reversion camshaft question
- Exhaust Valve Guide Clearance
- 415 hp 502 efi engine temp
- water jacket sealant
- Big block Chevy 454 Gen V cutawy drawing
- U-joint froze on my TRS. What part number to replace it?
- How to remove exhaust hose?
- Is it worth putting coolant hoses back to front on a 4 corner intake manifold
- Bravo 1 upper/lower compatibility
- Help with ?'s
- Gimbal boot ring
- power steering actuator and high pressure line
- Smartcraft System View Race Edition Help
- 500efi, exhaust question
- whipple 525 ecm flash
- Help with HTM
- drive fluid in bilge
- Ready to run distributors
- Play in Steering Wheel
- Switching from carb to 525's.questions?
- Carb box procharger
- Is it worth adding a PCV like on the HP500's?
- Will 454 risers bolt up to the 496 aluminum manifolds?
- wire color identification
- Bravo 1 gear lube capacity.
- Gaffrig Digital GPS speedo
- Carb needle material?
- mr gasket
- Is this a Bravo Drive?
- More Useful Information
- Any one know this boat?
- oil temp sender
- Dry exhaust flaps??
- Mr. Gasket
- 1988 Mark IV 454 Mag--500 rpm loss but its random
- Edelbrock Performer RPM Intake Manifold vs GM 6269318 marine intake
- Gen six 502 casting numbers
- do i need a 496 y pipe
- Where to buy neutral safety switch
- Lets talk mechanical fuel pumps
- Water pressure..draw off location?
- Exhaust question
- intake gasket
- where i can get this battery hold down bolt?
- MerCruiser 502 Mag MPI wont shut off....
- Help, Starter Issue
- idle is up at 2000 help
- Hydraulic Steering installation advice needed
- Fuel Return
- Stock 502 carb questions
- intake gasket
- 525 question
- Can anyone identify this fuel pump?
- External Steering
- Audio: Feedback through Amplifier with Trim
- Buzzing Electric Fule Pump
- 320EFI timing mode. HELP!
- VST tank vent. Will this work? pics
- port tab wont go down..
- To bypass or not to bypass...
- help with cam shaft 454
- Gen V Big block oil cooler help
- Broken 454, options?
- new help intake and carb setup
- Trim switch not working
- sea pump hose size
- gear lube
- Distributor not dropping down
- 525 efi power sterring pump
- Where can I get hatch mirrors
- Moving Fuel Filter
- Oil Pump shaft length?
- drive alignment questions
- Mercury Side Mount Control - Trailer Button
- driving a boat question
- drive indicator
- engine i.d. 454
- Hyd steering install help
- put in new motor, mounts not lining up
- 496HO 2003/ forged internals???
- Oil Press and VM Gauge
- Speedometer Hose Blew Off – Thought Boat Was Sinking!!!
- Alarm Advise - for driveway, traveling by road & anchoring - need advise
- Looking for TRS Bellow part numbers 60932A4 or 54406A 1
- Dipstick tube extend to bottom of pan? Merc 420's
- 502 mpi running on 4 cylinders
- 500efi mysterious plug..?
- Can this distributor & coil be used on a carbed engine?
- Hyd. steering question? Need some help guys.
- HP 500 Bulldog
- So how many batteries can you safely charge??
- what oil in a whipple
- Erratic Vaccuum readings
- HP500 Cylinder Head Bolt Torque Spec
- More 575sci build questions
- Dual cable steering on 98 25' Outlaw
- Engine alignment needed?
- distributor
- Strange "dotted" pattern on valve seats and faces
- transom / exhaust rubber seals?
- help needed identifying Scarab trim tabs
- upolstrey shop in NE Maryland or Central P
- 350 mpi horizon low water pressure. on port side
- Captain Call Wires
- Do you really need hard anodizing in fresh water?
- need External hydro direction?
- What are the Standard Specs for Hp500 Cylinder Heads
- need adjustable FPR on 496ho raylar103kit ?
- Mercury Racing QCV4 - difference in length between 700 and 1350?
- Rebuild number for dominator carb on 540 bulldog
- What to do with old gas?
- Transom Exhaust Rings??
- Hex or blade oil pump driveshaft???
- Looking for blower belt
- Hardin Marine 2 stage stainless seawater pump
- Another 502 mag efi not starting. Tons of tests have been preformed.injectors fried?
- Back from the dead - and so is my boat...
- flywheel question."help"
- chiller plumbing advice needed
- Oil Capacity in 7.4 Mercruiser
- How do I get the top off this Holley carb?
- torque spect
- Valve cover gasket number for 525efi?
- Winter upgrades...what has everyone else been doing? Post pics, videos, etc....
- Merc Trim sender/limiter wiring help
- Sea water flow?
- Eddie Marine step pads
- valve spring compressor
- "Xtreme" remote thermostat
- cost to rebuild 500 EFI
- 454 mercruiser borg warner TR2 starter issues
- MERC 95 350 TBI injectors not working
- milky oil
- Best sealant for through haul fittings
- Front Cylinders not Firing
- Mercruiser engine questions
- Crane 168731 reversion?
- SmartCraft SC1000 gauges
- hatch actuators
- exhaust tips
- Dremel, which one?
- OK to run head studs along with head bolts?
- 496 intake deposits
- questions about 500 EFI's
- Through Hull Water Pickups ?
- max timing on 454mag MPI's
- Oil pressure gauge issue
- Bravo 3 trim strangeness...
- Small block or big block 30ft range ?
- mayfair steering problem....new install. Help needed
- Need HELP with correct prop nut\kit
- Need help raising fuel pressure
- head stud nuts
- Power assist steering pump needed
- K-Plane wiring diagram
- Squeaky Sea pump
- 502 Exhaust manifold gaskets - Replace?
- Blue smoke at idle
- Black silicone exhaust hose
- water water water
- 454 MPI Fuel Pump Issues, Pump not getting power
- open bow cat
- ???Can 250 chillers be modified to work with 177???
- 525efi coolant reservoir cover
- Gimble rings
- Helm Pump advice for #6 drives Please
- Cam / Exhaust question
- hello newbie here with a 22' stingray
- what are these tank fitting?? want to add return line!
- Purple gauge lights or boots
- Ignition/Distributor upgrade? Little help...
- Carpet for a 24 outlaw?
- 72c velvet drive borg warner where to buy rebuild kit
- PLUG GAP....what should it be?
- carb to efi
- holley commnder 950 efi
- Newb here from TX!!
- Stuck Tailstock on Wetsump #6
- Drive alignment on extension box?
- ZZ502 pushrod question
- 575 rebuild
- turning up 600sc's
- Remove Bearing in XR Gears?
- whipple adapter plate question
- 502 ignition rotor
- new engine
- Can I convert my Gaffrig with 2 throttles to 3?
- Mobil V-Twin ZDDP level?
- Need x dimension on Donzi 25 zx
- 496 mag won't crank
- Bravo1 Annual Service Guide - Help
- Flushing oil lines... what to use?
- Cruisair wiring documentation??
- Thunderbolt 5 ignition module
- weiand 177 oil fill
- warm starting issue
- Second boat with corroded water inlet
- Pressure testing manifolds
- Propshaft Runout
- Depth Sounder ?
- Underwater Lights on a Hydro Hoist?
- Major need of help!!!
- Broken valve keepers - common problem
- 496HO TPS low range?
- o2 bung location
- Mercruiser decals
- Dana exhaust for 496ho
- exhaust valves
- Considering dyno-testing / procedures for marine engine?
- How much water is needed to cool rubber exhaust joints and internal flappers
- Installing manifolds and dry risers. Where to relocate shifter/remote oil filter
- 502 hard to start when cold
- What is the procedure for checking timing chain slack?
- Best Headers for hp gain 2006 25OL
- quench effect on blower motor
- MSD REV-Limit Modules ??
- CMI Etop question
- Too cold with crossover installed ???
- 496 seawater pump failure
- CMI Head Stud Clearance
- How does this go together???
- WOT different RPM's
- Eddie Marine billet sport tabs question???
- Merc 525EFI oil water fuel pressure sensor
- trim pump major leak into bilge
- Steering Rams Rebuild
- Resonators in 502 mpi exhaust
- Gel coat Cracking and Stringer Loose, What to do?
- Automatic buffer
- hawk 525sc sparkplugs
- vice marks on connecting rod cap - how big a deal is this?
- 741 cam question