- Motor will not turn over
- alpha gear ratio ?
- Exhaust Help
- Larger Shooter or Bigger Cam which first
- Gaffrig Monster Tach Light Bulb????
- hp 500 mph-prop
- What is the best way to check plugs?
- Using Holley on SBC
- Drew Shotgun Silencer Users!
- Leaky pully bearing on my Whipple
- gas quality for initial start up?
- ignition timing for initial start up?
- Initial Start-up on hose
- Float Level Adjustment Holly 1050
- Need Help, Bent Intake Valve, Why
- Too Much Advance?
- alpha drive question( please help)
- Back fires and Stumbles
- Exhaust....
- flowscan or another fuel monitoring system
- upholstery question
- My Motors PART 2
- msd 6al box, tach don't work!!!!
- msd 6al box, tack don't work!!!!
- pro-charger carb box question
- 4.3/Alpha help?
- Marine Air Conditioning Problem?
- York Propeller
- Intake and carb setup on a 502?
- Fuel Pump
- 2much exhaust heat! what does it mean?
- Starting problems
- closed cooling
- Cam Break in ??? Need some advice
- CMI vs HP500 exhaust
- MSD Marine Box with HP 500 EFI
- Small Block Chevy Stroke Question
- Stereo junkies,
- Compression ratio?
- Any magneto experts out there
- How do I ship an engine?
- XR Drive mid pickups with low water pressure
- Scarab construction
- Question - How do you set up the distributor with #1 Cylinder?
- Unanswerable question?
- 1998 502efi and 454 mag efi rev limit?
- Broken Valve Spring and More
- now it's faster and more RPM's?
- 460 ford to bravo
- WARNING Napa "no crimp" terminals
- Merc/Sierra Impeller Part #
- Water temp low????
- 1, 2, all, off battery switches....how to correctly hook up the batteries??
- MSD 6AL Ignition help
- Recommended Dyno Shop In Charlotte Nc.??
- drive height for 2000 38 fountain
- Looking for water cross overs.
- Batt switch and Alternators
- Important info if you run Rotella Synthetic. They have a bad batch.
- Mirage Props with stenciling
- loss of fuel pressure at WOT
- Sportmaster clean up
- spare tire mount?
- gelcoat chip in bottom
- Remote Oil filter mount advice needed
- Exhaust manifold to riser seal
- Holley Carb.Fuel Pump vent hose location?
- how much Horsepower?
- Question on manifolds temp 1999 502
- Overheating 454
- revolution marine exhaust ?
- Stainless strain relief bushing needed
- Mirage 25 VS Mirage plus 25 RPM
- carb
- Whipple Problem
- 454 budget build - What would you do?
- Flushing,exhaust question
- steering fluid leak
- Dual Gauges
- prop swap
- Mechanical fuel pump-alternative to merc?
- Water in the oil first, now silver specks.
- Vinyl repair??????
- 502mpi coughs, then dies
- Knock Sensor testing??
- audio warning alarm question
- Bravo one oil consumption???
- Tunnel tab
- Temp Gauge problems again!!
- Bennitt Ditgital Tab Indicators
- Spark Plug gap , AC Delco Rapid Fire 1
- Bought a new laptop, need mapping software to connect GPS
- crane box?
- 502 fuel pump
- gps's used by apba
- Paging Houston Props
- Donzi X-18
- Port Engine wont turn over
- Crazy Okies - 1,100 HP - 23' Tunnel
- supercharged holley carb?
- prop splines,adapter?
- Uh oh... water in the oil
- msd 6m-2 wiring question
- 496 HO stalling????
- Explain to me Valve float...
- Valve lash?
- Bravo 1 steering hard
- Ranking Hyd. Steering Systems
- Lowering compression for blowers
- Rplacement Sportmaster's Lowers For Xr Drives
- Replacement Sportmaster For Xr Drives
- Sea Swirl Pump
- Intake Crossover
- Bravo Drive oil Capacity
- Help with new Holley 800
- Desperatly looking for part in Dallas, TX
- Rebuilding/Tuning Holley 4010
- my motors
- slow 42' Fountain Props???
- Loaded ? on Bravo 1 props
- mpi scan tool??
- Water circulation and quieter exhaust??
- Adding a rev-limiter
- carb, fuel question
- RH Bravo Shifter Question
- Holley Carbs
- Broken Skeg On Drive
- looking for the specs for a 496
- Best way to mount oil cooler
- #3ssm or 5ssm
- Bravo XR question
- poly planar cd player
- What prop do you recommend?
- extension box imco vs. land & sea
- Shop manual for HP500?
- A question about camshaft assembly lube?
- Float setting on Edelbrocks
- Life span\Hours on a 454Mag?
- clutch slipping?
- 350 Magnum (carb) questions
- water pressure gauge
- 502 & 496 heads . will they fit on the same block
- What water temp on 1999 502MAG
- 496 & 502 exhaust , are they the same???
- High water pressure-----Need help!
- gill exhaust
- Bravo lower unit
- Need wiring diagrams. Can anybody help?
- Help Carb Guys!!
- Throttle Knob - Trim ?
- Power steering pump
- Engine Rebuild?
- help...jetting Holly 830 CFM annular carbs
- MERC 2.4 Carb & 6 years
- calculating top speed with prop calculator?
- Electric fuel pump
- injection to carb
- what gains from this combination?
- Small Block performance upgrade suggestions?
- Tailstock bearing lubrication?
- Oil & Filters for 496 HO's
- Sea Water Pump Service - need advice
- Thermostat Replacement
- 496 car motor
- Fuel Pressure On Holly Carb
- 496HO, high rpm miss ????Any ideas?
- Hynautic Steering Question
- Got my plugs changed!
- Cylinder Head Gurus-Question?
- Holley 830cfm
- baja,s how fast
- turbo charger design
- Brake bleeding question
- Ignition cutout... hard wave?
- Help Trs Outdrive
- Mercruiser SCANNER...Where can I buy one?
- MPI loading up, runs like crap...HELP!
- Morse control cable code
- burning rubber/plastic smell
- holley 750?
- WPM Steering and latham cap??
- spring startup
- Need tech. help 96 tahoe
- Crack at back of boat
- Newer boat purchse? Nose Cone Installed!!!
- Setting base timing on 454 EFI
- Imco External Steering install
- Thanks Houston Prop
- OT: Rancho Shocks: Anyone use them ?
- More questions on IAC's
- wind deflectors
- extention box
- Kaama Prop Queation
- Carb Size for 454 Mag
- engine just shuts down?
- Blower fastener torque, motor "rolling, rich"
- Gimble hinge pins?
- Carb Spacers, anyone using them?
- Bravo Coupler Torque
- oil pressure?
- sbc water pump backplate gasket?
- x dimentions
- Hydraulic Steering Install
- Bravo one torque
- 32 Fever Proppage - Factory Stock
- Fountain Whiteout Powdercoat
- silent choice?
- How much RPM drop from out to in gear?
- Bobby Daniels...thanks for the parts!
- Marine Assault Quad Rotor 540 Project
- Promax 300 w/SVS & High Flow Reed Plate = preliminary results
- Burining oil...Best place to buy new motor?
- Gaffrig Tach misread
- Anybody know of a good place to buy Holley marine carbs?
- Still Having problems with the PROBLEM CHILD-Lean/miss/stumble/backfire!!!!
- tabs
- I Lost a Bearing Buddy Again....Help!!!
- Need help w/ gauges
- Magnum ignition with 525SC
- cam advice
- Quad Whipple Belt Help Please
- Ignition advance and plugs for 383
- Hydromotive Questions / Issues?
- Boat vibrates at idle when exhaust is open
- alpha gen 1 VS. alpha gen 2
- Cam degree Question
- new boat purchase advice? kinda long..
- Merc spline grease on propshaft?
- TRW Pistons
- OK, finally...
- "Proper" kill switch wiring
- engine serial numbers
- I am finally getting somewhere....
- Do I need an oil cooler?
- weiand supercharger
- Backfire thru carb
- water temp cut off switch
- Yamaha sterndrives
- Drive Rotation
- Help with oil reading of 496HO
- stock merc. 502efi manifolds mods.?
- drive indicator actuator???
- morse cables on bravo shift bracket???
- Out drive oil foaming
- one piece rubber oil pan gaskets?
- msd box
- Correct Fuel Pressure for 377 Scorpion
- Rev limiter??
- Fuel consumption, gph question
- 1:36 or 1:50 ? 31 Scarab
- Gen VI Head Bolts
- Tip work in Houston...
- Prop Question
- Seeking Prop Experts - advise needed
- Trim on Throttle??
- Centrifugal Guys; Question…
- Timing ?? for EFI Whipple users
- K-plane actuator install question
- Ignition supervision
- Knocking noise, can't figure it out
- Depth finder sender question!
- oil pump to pan clearance?
- sbc stamped oil pan rubber end gaskets
- prop 35 non step lightning
- K-plane sender reading
- Trim Cylinders?
- Hydrolic Steering Bracket?
- 25' four winns vista speed
- No. 1 wire position on distributor cap
- lunati web site
- are the MarkIV and Gen V 454 dipstick tubes interchangeable?
- Drive shower pickup?
- Bravo top cap torque?
- Drain Problem
- bravo bell housing cooling hose tool
- Engine swap 6.2 to 496 Mag HO
- Gaffrig shifters
- Thunder Bolt IV drive gear
- Machining tapered shaft
- How much oil does a TRS hold
- Fountain water drain design question.
- manifold ???
- Chevy Big Block Water Pump to bypass
- 1999 HP500EFI?
- low water pressure
- PowderCoat or Not?
- Does anyone know where to get a used engine block?
- az speed and marine "short runner manifolds"
- spark plug gap?
- Batteries
- results of 6.2 Modifications
- drive shower water pickup
- Nose cones on Bravo 1
- Kaama Scarab Fuel Tank Installation
- start up trouble on 500efi
- B1 question.
- Reverse and neutral, but no forward
- Need Help Choosing The Right Hydrolic Cam?
- Edelbrock Performer VS. Edelbrock RPM Air-Gap
- OT: Transmission Mechanic!
- Fuel Pump Wiring..Please Help
- Anyone using transom pickups for cooling water?
- Omc Corba
- Question on Low Water Pickup vs. Standard?
- Bearings
- Help Gas Smell!
- desktop dyno anyone??
- Non-switchable Transom mount Mufflers
- riser gasket question
- Bravo3 prop lock??
- SBC/Vortec Intake Gasket Recomendation
- How about a quick lesson in B1, XZ and XR?
- ohio crank
- Intake Manifold Leak
- valve stem size revisited
- FYI: TB-IV V6-14 on ebay
- 2001 HP500EFI valve springs
- Fiberglass work
- Impeller?
- Wheel Bearing Nut????
- Checking '99 MPI engine hrs
- Took a ride w/new engine!!!!
- What is a 'quick dog'
- How to: put a polished finish on lower unit
- what to do with a omc king cobra
- Gimbal bearing driver
- Transom Assebly Installation Help?
- Couplers for 502's...
- Quadrajet Rebuild
- intake manifold gasket problems?
- Drives
- Dart BigM or Merlin Tall Deck Block?
- Its official, I'm a twin owner
- Mark IV Gen V Crank adapter
- GM/Merc Dimple Rods ??
- Got any Stainless 90's ????
- Baja 272 whippled?
- Bellows warning for TRS owners
- prop pitch
- Counter rotation Alpha
- loose bolts on CMI
- Polished vs. Satin Finish-My results...
- Aeromotive Fuel Pump?
- Mercury Starter Question
- B&M 250 EFI supercharger
- Msd Distributor Replacement
- polished props and satin finish props /care
- Gen V Seawater driven Fuel pump kit
- What is the best trailer paint????
- Twin Drive Temp Gauge?
- keep cast iron or go to gils
- Motor mount question
- XR pinion gears and warranty?
- Help, someone with 280 k-planes and access to their boat
- Air Bubble in Gelcoat...how to fix
- Problems adjusting rocker arms?
- HELP... X dim for #3's on Top Gun
- # 4 drives
- Hard Anodizing??
- Zero Cavity
- Conventional to Synthetic?
- Driveshaft Dyno
- Tomcat? Remote oil filter pressure relief
- Water Pressure Help
- HP Blue paint now available 1/2 price
- Can the power steering pump be mounted on the other side?
- Polished -vs- Satin Finish: My Results...
- need new Outdrive ..alpha
- Oil cooler help
- paint for manifolds?
- MSD Wiring
- Faria Tach Problem...
- The anatomy of a spun bearing??
- QUESTION, hot water relief valve?
- HELP! over heating
- prop help
- looking for used bravo 1 gimbal rings
- Steering Frozen
- fuel pressure gauge
- Question 1999 502MPI oil pressure
- Windscreen for the 344 Hustler???
- Water Inside Intercooler-SHOT?
- Programming 496 Ecu
- XZ Drive
- Water filter, pressure system needed?
- fresh7.4 locked up first time out
- V-drive transmission
- Broken Skeg
- OT: Job Opening - Cylinder Head Technician
- OT: Job Opening - Dyno Operator
- Volvo Penta drives??
- too much water pressure
- steering seems stiff
- Engine Is Fixed!!!!!!!!
- mechanic in east tenn ?
- Thunderbolt IV - V-6 module
- oil Cooler
- Rapid Fire spark plugs questions.
- Props for TRS and 525s??
- Imongo
- Trim Tabs
- OT: Wanted - 409 Block
- De-carboning engine.
- How to bleed Latham steering
- www.propbase.com need your help !!
- Are all K&N filters & housings ok as flame arrestors.
- Plug indexing!!!
- Merc Outboard Props
- Trim actuators
- Metal In Oil
- Dorsey Trailer-master cylinder replace
- what spark plugs and gap 2002 500efi?
- Anyone have any 4" SS to sell?
- Flaps in exhaust?
- Alhpa hinge pin torque?
- Bravo XR rebuild question
- 500 efi RPM
- Improvements for 575sci's
- Trim Switch...
- trim indicater for a 2.5
- Need a used sea pump w/plastic body !!
- Trim & K-plane pump oils???
- spark plug gap
- Valve Lash
- Replacing bellows
- Best Price On Camshafts?
- How much would you pay for a total rebuild for a 502EFI?
- Auto to Marine Carb?
- Mirror Plastic for Motor Hatch?
- Motor Alignment
- cigarette engine hatch lifts
- 1-800-runs new 540 Attack dog
- Sea Demon
- Bezel for gaffrig mechanical trim tab indicators?
- Painting polished stainless?
- Prop for 29 Fountain w/ 525 SC
- High milage engine fuel usage?
- question for blown 1500 and others
- Props for Fountain 35
- The "Too Old's Sonic" Project is alive!!
- Whipple Oil requirements? (Dustin)
- 500EFI Rev Limiters
- whipples stage 1 engine kit for 469's
- Piece of SH!# tiller arm?
- Help with 502 mag.
- LSA and exhaust
- Prop selector program
- 500 EFI fuel lines
- Boat pulls to the left
- about bellows
- Ideas for standoffs, looms or whatever you call 'em
- water leaking in boat when stoped
- What is Houston Propellers website?
- Need Bravos Lab Finished.
- which plugs should i run on a procharged 330hp 7.4L
- Top Gun Help needed
- How far can you over bore a sbc?
- How much should it cost to overhaul a 502.
- speed rails (made by volvo)
- 24 outlaw wont shift
- Looking for a mechanic in Fort Lauderdale
- Intercom system experiences
- Fix broken piece of outdrive?
- Bravo Gimball
- 99 Tahoe problems...
- Grease
- Temp Gauge / Thermostat????
- ci increase .60 over?
- fuel pump connected to coil
- New Transom assembly
- Drive oil leak inside bilge
- Water pump...
- Panel is complete
- Gm 572
- valve stem size
- OT: Favorite Tool Manufacturer
- Captains Call
- What kind of grease ???
- Help build my motors
- Normal water Pressure for 500EFI???
- Outdrive alignment
- Compression for 2000 502 EFI's ???
- Vortec HP 8100 Plus 496 CID 525 Horsepower
- HP500 starting trouble
- Which Electronics 2 Buy?
- "HOW TOO" Increase fuel tank pickup
- Initial timing for 502 EFI
- 1985 26' ChrisCraft Stinger ??
- What paint to use...K-Planes?
- Boat's been sitting 3 years - now what?
- prop rotation on single engine boats?
- merc 575s or innovation 600s
- New style drive coupler??????
- converting multi-belt to serpentine belt.
- Best motor oil for blower motors
- Rev Limiter on ECM or Safe Mode
- Routing of trim limit/sender wires ALPHA
- A Spun Coupler
- plug's plug's and plug's
- Oil weight for small block