View Full Version : General Q & A
- max hp to torque range of stock 502efi
- aluminum vs stock heads and intake?
- Prop ?????
- Oil Filter Orientation ?
- Leaking drive
- What type of water pickup to use?
- Question for Quadrajet gurus
- paging mr whipple
- Water Temp Gauge Accuracy?
- efi procharger/vs/carb blowershop
- Plug wires, yes I did search before posting
- HP 500 Carb Upgrade to 650HP
- 4 Blade prop testing
- Water Pressure sender location
- Aeroquip Socketless Hose
- 496 Superchargers?
- OT 99 Silverado having trouble firing when cold
- imco extension box?
- Titanium Retainers
- Loctite Threadlocker Removal?
- Hour Meter connection
- Stainless risers ?
- Oil Pump HELP!!
- Paging Dennis Moore.......
- Engine Height
- Anyone running EMI switchable mufflers?
- Bravo Drive Rotation
- Ehaust tip flappers
- Loud exhaust tips
- Dristrubitors...
- Naca vents?
- What is the Difference between MCA and CCA on Batteries?
- Tune up specs for 454 Mag
- Removing entire drive & ginble?
- Help-shift cable installation
- MSD box and buzzer???
- steering
- Drill out Low Water B1 = DWP?
- Need help finding Mercruiser drive tools
- Duel carbs on N/A
- Rocker Arm Stud Sealer/Thread-Locker/Aviation sealant or nothing
- Baja Help!!
- Oil coolers
- Gaffrig tach question
- Electrical Problem - Ignition???
- Help what year 502 MAG??
- k-plane part# question
- Edelbrock heads
- Who can Identify this power amp?
- make a 502 a 500hp
- What guages should EVERY boat have???
- Fuel Pick Ups
- I Blew a motor...
- Drive Oil Change Pump
- exhaust ?
- Won't shift out of neutral!!!
- 502MPI problems, FYI
- bravo exhaust cover plate
- Temp Gauge
- XE256 camshaft
- Hydromotive intimidator Quad 4 vs. mirage plus
- What direction to go?????
- HELP - 500EFI cuts out
- 496-Motor 375hp or 425hp?
- converting to transom mount water pickup ??? Any true advantages????
- Advice needed on salt water use
- Hydraulic roller lifters, to pump up or not?
- A question for Dustin Whipple
- Low oil pressure??
- Plug filter bypass?
- First run?
- how far can I bore my 502
- 1st Run Of The Year, 502 Problems
- De- winterize boat?
- Merc 1050 gone?
- Checking Engine Hours
- "990" & "188" BBC Heads
- risers stainless aluminum ?
- PCV valvequestion
- 502 Mag Hours
- HP 500s - How many hours before valve job is required?
- Alpha I Propshaft Replacement
- Another good parts dealer
- Chiller for NA motors???
- Need shop to make mooring cover
- Torque spec for intake on 454 MPI
- harmonic balancer
- Type of exhaust you use on dyno
- Paging Dennis moore
- Procharger Dealers...
- Stiff power steering—control valve?
- impact of backpressure with silent choice
- Popping, Backfiring, Catching on Fire, Need Helppp
- gauge opinion
- Merc 496 Exhaust
- Prop Shaft Cover Help??
- Trim limit spacers for XR drives?
- OT: Alarm and remote start wiring guides!
- Bravo One gear ratio ?
- Which Spark Plugs work better?
- 500EFI whipple engine stumble
- Intercooler Wanted
- Custom Dash Pannels
- Custom fuel lines
- cutting bravo 1 lower
- No Mar Screwdriver
- Oil Pump for Gen 6 502
- Maximum Hydraulic Pressures
- Moisture issue
- TRS HYdro CYLINDERS ?
- teflon
- Engine compartment cover lifter
- 3 Blade vs. 4 Blade
- Bravo Outdrive Alloy
- 502 Electrical Problem
- dirty transom?
- Replacement camshaft for 502 EFI
- twin outboard v-bottom setup
- kAAMA Steering
- Oil temp senders on Blue Motors
- What temperature is safe?
- Transmission Fluid Leak, Can Not Find Cause?? Long
- Hydraulic Steering Resevoir Bottle
- Leaking intake valve
- Exhaust plumbing
- How To Remove Corsa Silencers
- Msd 6m-2
- 502-Mag-Mpi Plugs
- Circulating pump question
- reversion aftermarket exhaust ?
- 28 Warlock SXT Cat project
- '88 Donzi Windshield???
- Procharger M-1 or M-3?
- Which engine would you pick?
- Propeller Repair
- Building a new motor
- What model Procharger for small blocks?
- ? about merlin heads
- Where the heck is the fuel regulator
- Powdercoat Removal
- Removing a Bravo 1 outdrive for paint
- 7.4MPI pro charger questions
- prop pitch
- What is a 525
- Still looking 800sc belt tensioner and
- Sea Strainers...Where
- Supercharger Shootout
- Another SC project getting close....
- B-max lower unit nosecones?
- blowers, whipple, etc.
- Question - intercoolers
- Deep Cycle Batteries
- What prop do I use?
- Spring maintence..pun intended
- Foot Rest retrofit
- Merc 4 blade props
- 800sc Valve Springs
- Lost thread Gill with Silent Choice
- Appling Decals
- Exhaust tips and the Water Line
- Cool TCM project on a 38'SC in Powerboat
- Desktop dyno
- Cutting holes in fiberglass
- Polishing SS
- Supercharging smallblocks
- HELP - Trim Pump Wiring
- Nosecones On Xr Drives
- cutting carbon fiber panels?
- Can HP500 Dart Intake be run with Lg Oval Heads?
- Closer to Dyno
- BlackHawks vs. Bravos
- 502 mpi fuel pressure( how to check)
- Need Help
- Does propslip make you go faster?
- Free ITS from Merc...
- Hydro- trim pump
- Are we missing some threads or what?
- Where to put each battery? L or R or
- Master Lube Oil Pre-lube
- gil dry exhaust ?
- XR or XZ
- Changing from Alpha to Bravo?
- Corsa Quick & Quiet Plus?
- Merc Silent Choice w Gill
- Tomcat! Hows it going?
- Gimbals & bellows
- Lucas D3181AA Injector Needed
- A Marine Dealer with INTEGRITY !
- Paint ????
- 575 SCi blower pulley change ??
- Ignition Wire Sets
- I got a question!
- compression/ leakdown test w/ engine torn appart?
- CMIs on EFI motors
- Need 50 more HP out of my 2 496/HO's
- Injector Flow
- Corsa exhaust question
- Prop selection
- 177 or 250 and fuel supply
- skater 28 W/ twin 2.5 Prop iNfo.
- Anyone familiar with Merc 454/340hp?
- Help with trs drives, and bw velvet drvies
- Longevity of aluminum heads-raw water.
- Imco vs Stainless marine
- Sidewinder Outdrive Stabilizer???
- Cool web site
- 502 Timing
- Add on external steering?
- Another Poll: Which Synthetic Drive Oil Do You Use?
- Distributor Cap & Rotor Gen VI 502EFI
- engine paint
- Best prop for Baja 29 Outlaw
- speedo?
- DesktopDyno users find my mistake
- Oil pan drain kit
- Trailer Galvanizing
- hydraulic steering
- Warning alarm and Hour meter not working
- HP3 8100 motor ??
- Changing Heads?
- merc. its system question
- oil temp gauge?
- Engine Pre-lubers?????
- Predator 4 blade props
- MPI compatability
- 6.2 Merc modifications
- any sbc guru's out there?
- Merc 525SC belt gear ratio
- Fuel Tank Selector switches
- Crossover Vs water pump
- D.U.I. dustcaps (H.E.I.)
- The RIGHT WAY to do this!!
- cheapest way to increase hp on 454 mag
- kiekhaefer shifter lever effort getting stiff
- Need help with ignition 12V intermittent cutout
- Steering wheel hub ?
- Ideal Water Pressure??
- Use of swicthes on multiple tanks???
- Lobe CL vs Distance from exh valve
- bravo drives
- Need Good Used Parts???
- advice needed
- Someone desk top dyno me
- Aluminum fuel tank coating
- Valve seat question re: unleaded gas
- TRS to #3 Drives
- HP500EFI with premature detonation
- General speed increase with 5 lbs of boost
- desk top dyno info help
- Kiekhaefer Adjustment ?????'s