View Full Version : General Q & A
- Marine engine questions / discussion - camshaft intake vs exhaust spread
- Big block starter options
- 496 Cam Question???
- Tach Problem/Question
- Rev 4 vs Hydromotive vs maximus
- Hardin Marine water pump on a Whipple Help
- 454 Specs needed please!
- Never seen this before
- Headers Vs. HP Manifolds
- Roller Lifters for a 496HO
- Bravo One Lower Unit removal
- Anyone familiar with this engine builder
- Mercruiser Ignition / Power Systems
- K-Plane Cylinder Re-seal
- mpi fuel rail mods?
- maximum safe trim on bravo
- 525 EFI help
- Bravo 3 to Bravo 1 swap. How Easy?
- 250 Rotors
- 496 Heat Exchanger End Caps
- Eliminator 380 xp icc
- 450 Hp 502
- Thundrebolt IV ignition module
- info on Volvo 600 dpx package
- What is this valve for???
- WOT water temps
- Crazy thermostat housing dilemma
- converting to SBC
- MSD ready-to-run Distributor pn 8360
- electric fuel pump questions
- Thermostat or not?
- bellhousing bushings
- 1075 Total Hour Report
- 496 HO header gasket ?
- 500 Efi What Is Too Hot
- How often do you go WOT?
- center window (walk through) for Baja38spec
- Who carries Bravo 1 XR Upper Gear Set 1.5 Ratio?
- Mercury Racing Dash Indicators?
- 502 425hp cam suggestion
- Kurt from Konrad....
- Trim Cylinder Question
- Info On 300 Promax
- 454 carb to 496 ?'s
- 502 timing with crane cam
- High Elevation Performance
- Relief Valve
- X dimention on trips
- Spacer results 1 inch
- Bravo 1 drive Showers
- HELP: Low pressure at lifters while priming...
- Bee Hive Valve Springs
- Need some drive "help"
- distributor shaft size
- code reader
- stand off box?
- How much torque?
- 2000 HP 500 Carb
- Whipplecharger;there #?
- Rocker arm replacement
- 525sc intercooled
- Wiring harness help
- back flushing closed cooling on 496HO ???
- Whats a 502, 415 HP worth?
- Fouled plugs at idle speeds
- Ignition problem...I think
- BY-Pass Valve for Procharger
- Livorsi controls...diode needed?
- gear ratios
- baja outlaw 25 vinyl
- Help 1985 Scarab 454 engine trouble
- loud ping from engine.
- Ran aground this weekend........
- Timing Chain Jumped?
- Fram - Oil Pressure
- Help.brokern lifters
- BMax vs. Max Machine
- Twin I/O Power Steering units
- "Red" Bravo Trailering Clips
- Outdrive Bravo 3
- Outdrive
- HP500EFI alternator, alternatives.
- cmi etop light vs big sport tubes
- 525sc rebuild questions
- I understand but not new style Bravo1X
- Holley jetting questions
- Power Trim Switch
- 502s baja342help
- HP500 EFI Oil Temp Question
- Drive cooling idea?
- Drives out of sync
- procharger idle problem
- Big Block Circulating Water Pump
- New build
- What spark plug for a 355 inch in my wellcraft
- TRS load ring
- Bravo blues?
- Setting Timing Delco Voyager
- Building 509 need advice on best comb
- Piston Valve Relief Cutting Tool Wanted
- Piston Valve Relief Cutting Tool
- Looking for a thermo switch??
- starter problems-need help pls
- Crack in trs lower
- Av Gas?
- xr drive install
- Aeromotive Fuel Regulator Vaccuum Line Nipple
- My RPM gauge barely works - diagnosis?
- Stainless Marine & Cooling System Mods with Nylon "T" Fittings
- FAST O2 portable meter
- What fuel grade for 454mags?
- u joint life.
- dual water pickups xr bravo
- product Recipe directly from 3M for gelcoat maintenance
- carbed hp500's run rich
- Oil pressure is 80 -100 psi, Is this OK
- Quartering Seas and Tabs.........
- Engine Paint
- Has anyone here tried Arneson Rocker Plates?
- uneven boat
- Dry Exhaust and Cam Choice
- OSO GURU's - Please Help - Questions on Lightening Headers
- blowing up trim cylinders
- FAST(tm) O2 meter
- bad valve springs
- oil lines and oil coolers
- Procharger Boost Pressure differential
- whats the best affordable 28-30 twin engine boat
- HP500EFI still runs too hot
- velocity chine walk.
- Drive Gear Question
- Looking For Turbo Chev V-8 Motor
- So what makes a Carb....
- (another) CARB question: 650 Holley
- Work Benches
- Bravo Drive Oil Question
- Question about matching trailer to boat
- Need help?
- any thoughts on this?
- 1996 baja 454 Mag losing power
- Calling GoodT
- Red Light In Center Of Oil Pressure Guage Flicks On
- Survey in Michigan
- BBC Water pressure target?
- Borg Warner temp?
- pounds of compression
- No oil pressure @ idle
- carb jetting on a hp 500
- Boat insurance
- 1997 454 Merc. MAG MPI - Idle/Surging issue
- High flow non-bypass oil filter
- Bravo One w/ Corsa diverters
- #6 drives, what other options are there?
- procharged 502 cam suggestions?
- Fuel pick up problems
- Labb Prop
- Adding a procharger to a 300hour hp500efi ?
- It's Interesting and Fun!
- Gaffrig/Livorsi Electronic Compass
- here a good one I've never heard of before
- Help - Backfiring Issue on Blown 454
- Merc Ing. Distrubitors
- Power trim
- mcm 350 mag misses at WOT
- no up trim just down
- Help please - HP500EFI running too hot
- bravo1 question
- 1150 cfm Dominator on 250 blower
- B-Max drive
- bravo spacers and max worx bravo drives
- 502 425HP tuning with crane cam ignition
- Gasket Sealer on Felpro Marine headn gaskets
- How do you remove painted graphics???
- Pre alpha outleg
- baja 342 mag 502s help
- Could not find the thread..
- Warning alarm comes on,no problems
- Anatomy of replacing a shift cable...
- Velvet Drive help? + Pictures of a 10-18
- Moters?? 502 454 500??
- prochager problems continued 7.4 mpi
- How Accurate is your GPS Speedo?
- spark plugs?
- Cobra Outdrive Trashed, What Can I Swap It Out With?
- TRS vs Bravo
- Help with alpha gimble bearing!
- Boat Surveyor (Houston, Texas)
- Code 33, Still on
- Water in the cylinders!!! Help.
- mercury weber carbs 350 mag
- Gates Belts
- Long Lake Naples ME?????
- 454 To A 502?
- black mold in toilet
- Alternators
- Bravo 2X vs 3X efficiency
- trim tab question
- racoon2us
- Whippled Engine And Salt Water Use
- Exhaust install and poor performance
- Hard lesson's learned
- Will stock 502 Mag injectors work with a whipple at 4lbs?
- Chine Beams
- Need Advice
- water leakage problem
- Perko Pro-Flush
- Who offers a crossover for an hp500efi ?
- Alternator Draining Batteries?
- Power loss caused by heat
- dry exhaust
- Mercruiser Water Pump
- 525 Oil Temp Problems, STILL!
- new inner cooler now steaming
- Headers Dyno Spreadsheet
- Excessive blowby
- Edelbrock Signature Valve covers don’t fit
- Holding tank install ??
- 496 HO Exaust manifolds needed? Bolt on mod for Gen IV?
- 1988 Formula 350/320HP EFI Conversion
- Bravo interchage
- Poping sound when going slow, Water/Fuel Filter??
- Bravo nightmares
- TRS to Bravo
- Oil Pressure Problems
- velvet drive fluid level ?
- Why am I running lean all of a sudden??
- RPM 454 330hp
- Why does my bow bounce when my trim is up high
- hawk 40 prop?
- no rpm's
- Merc Water/Fuel Pump Housing
- Oil/Power Steering Cooler needed
- MSD 8366 vs 8560?
- Need sea strainers....
- Drive problems Trs or Outdrive?
- Cam Advise for BBC, any help would be great
- Mpi 454 Backfiring/skipping
- Battery Charger in Late 80's Cig
- how do you flush 496 ho w/bravo
- 500 EFI to 600+ HP (how?)
- trim hose
- Can I convert my toilet??
- Box Anchor how to..........
- Twin TURBO Help Needed
- Are Arneson drives...
- Shorepower question ... Please
- how big of a heat exchanger for o BBC
- pumping out holding tank
- power trim
- offshore prop hub