View Full Version : General Q & A




  1. 1 Drive stuck up
  2. Water in my TRS trans
  3. 525EFI Have Knock Sensor?
  4. Help ID'ing 6.2 MPI
  5. Cool lookin PFD's
  6. Weird stain on Vinyl HELP?
  7. new/rebuilt engine -new oilcooler=water oil mix
  8. 30amp to 50amp adapter marine vs rv
  9. steering problems
  10. Latham Steering
  11. Hatch actuator not working!!!! HELP!!!!!
  12. wiring diagram with sensor for 01' 496ho
  13. Engine starving for fuel?
  14. Gas Guage Doesn't work
  15. Trim Sender / Gauge All over the place
  16. Spark Plugs: What is everyone using?
  17. Need a marine surveyor in Palmdale CA
  18. Machine Shop recommendations in S.D.
  19. 525 EFI slow response??
  20. 496ho Lean burn
  21. very small water leak can i
  22. new 496 head gasket issues
  23. Unknown cam specs
  24. Tach does not look right??
  25. 454 Mag EFI Cyl Head
  26. SBC getting hot at high rpm
  27. 300x vs 300xs comparison
  28. hp500 ideling high
  29. Drive / coupler alignment issue is kicking my ass!
  30. 700sci loading Up
  31. old 502 EFI MPI Tuning Kit
  32. Tachometer calibration
  33. 496 Mag Black Soot on Transom Lots of it
  34. Help Diagnose 525 EFI Stutter
  35. Stagger stringer setup?
  36. new 502 engine.
  37. Orange Fluid on Blower Manifold
  38. Blue Hp 500 vaccum line question
  39. Temp sender???
  40. Garboard drain repair
  41. Cyclone Replacements
  42. Trying to standardize fluids between multiple boats (Volvo & Merc)
  43. thunder bolt IV timing questions
  44. 502 not pumping water out exhaust even with ears on drive
  45. Air fuel ratio...wet exhaust???
  46. Swapping steering
  47. Loss of Power at WOT
  48. 540 build help
  49. RPM differential
  50. What pitch should I use?
  51. Muffler adapter
  52. 1998 454 magnum flywheel problem????
  53. Raylar Kit Install for 496 HO
  54. 211 libb speed
  55. Is there an easy way to check Octane Level
  56. fuel ?
  57. fuel ?
  58. Mercury 525 EFI Water Pressure?
  59. 496ho alarm (i have scanner)
  60. Hot Engine Oil
  61. I think I finally pulled the trigger!!!!
  62. bad performance Wellcraft 233
  63. Throttle cables
  64. Knocking noise possibly in driveline.
  65. #1 cylinder problems
  66. Where to draw power for electric choke and fuel pump?
  67. Do you have to have the PCV in the intake HP500?
  68. Any Corsa 4 wire Solenoids for sale ??
  69. new holley carb plumbing
  70. Help Sync'ing Engines/Throttles at Cruise
  71. 557 vs big cubic inches
  72. MAP Pressure??
  73. 454 mpi idle vacuum
  74. Mercruiser 500 Hp Bulldog
  75. waste holding tank
  76. Muffler Question
  77. Hp 500 Fuel Injector wiring
  78. 7.4 mpi with 454 mag cam question
  79. Center console advice concept, glasstream, etc
  80. Crossover bypass routing?
  81. overheating then hydro-locking engine
  82. 496 HO Plug Choice - Confirm please
  83. Engine temp question
  84. 525 hesitation?
  85. Trailer Brake Issue
  86. best high speed bimini ?
  87. changing throttle cable throw 31 sonic
  88. Anyone using Cheap Ebay HEI distrubutors
  89. water temp all over the place
  90. Switching to a electric fuel pump..got question..
  91. Heat exchangers
  92. Scat 9000 Steel Cast Crank
  93. power steering help...
  94. fuel gauge
  95. Tachs Erractic
  96. K-Plane help
  97. Just installed a 496HO in an Formula 242LS, and the tach does not work?
  98. Amp
  99. New 540 with crossover hotter on starbord side
  100. 700hp scarab
  101. motor will only rev to 2300 RPM under load
  102. Dana Marine 4" s/s exhaust tips
  103. 496 mag ho rpm
  104. power loss--Hard starting after sitting for a hour
  105. 1987 formula 242ss speed problem.
  106. 525 Issues?
  107. Trim Tab Problems
  108. ? reprogramming old MEFI 1 and 2 ??
  109. Riser to ex tip mismatch - how far can hose flex?
  110. 496 raw water pump problems
  111. 454 loss of RPM
  112. water temp / oil temp??
  113. XRP fittings source
  114. coupler questions.
  115. Ignition Issues
  116. Need Help, old 502 EFI only 4950 RPM, rev Limit ?
  117. Powerboat shows on TV
  118. HELP. Backwashing 496 after impeller replacement.
  119. Jetting advice needed for 489 with Holley 800
  120. Need help with my gas hog(boat)
  121. CRT cordless rotary trim.
  122. 2000 Fountain twin 502's which prop goes where...stupid??
  123. New Tach Going Crazy
  124. oil pressure sender
  125. super charger
  126. Oil pressure problem need some advice
  127. motor stumbles and stalls out
  128. Hatch actuator
  129. Lightning Headers Vs Gil Dry Exhaust
  130. Question about a dipstick
  131. Brovo 1 - Reverse Problems
  132. MEFI-1 or MEFI-2 Cost?
  133. Carb HP500 Oil Overheating?
  134. How do I drive/fly my new Tunnel? 22' DCB (Daytona) with a 500 HP i/o
  135. Bravo 3 - no forward gear, gets stuck in reverse.
  136. Converting from MercTrans to BW c72
  137. Tighten to yield bolts - Re-use
  138. Everything completely dead... HELP!!!!
  139. Loose Flywheel Bolts???
  140. thermostat hole
  141. Oil cooler repair?
  142. Help, trying to convert from crossovers to thermostats
  143. NJ engine builders
  144. Gen VI 454 mag base timing.
  145. removing painted stripes/logo's safely
  146. stainless marine and takin a big gulp of water
  147. Cover, Sunbrella or Hot Shot or ??
  148. fuel level?
  149. engine alignment with offshore mounts
  150. Flywheel Issues
  151. Having trouble with circ pump hose with RPM AirGap
  152. Prop,s
  153. CMI Header Temp.
  154. Keith Eikert Oil Pans & a starter that fits it? anyone have Experience?
  155. amp question
  156. new outdrive?
  157. DUI Ignition
  158. Intercooler plumbing question
  159. Trouble with electric hatch actuators
  160. 496 just makes a click?
  161. One side running hot
  162. outboard guys steering question
  163. New Altenator
  164. Star Marine Depot
  165. Proper place to show my boat
  166. TQ on a mercruiser 425 hp?
  167. Subwoofer question
  168. Anyone have the ability to convert oil filter part numbers?
  169. Prop Puller - Stuck Volvo DP front prop
  170. buying a winterized boat
  171. bellows install question
  172. 288 Sunsation.
  173. Viking Boat Lifts
  174. Innovate LM-2 integration questions....
  175. Engine hard to start when cold
  176. question about sea pump?
  177. 350 Mag MPI High Oil Pressure
  178. SS Raw Water Pump
  179. Gil manifold riser gasket
  180. Jetting for Supercharged 502
  181. oil dipstick with aftermarket exhaust
  182. 525 Slow to respond?
  183. 500 efi motor noise
  184. Weird electrical problem
  185. marine a/c what refrigerant type
  186. Help!! Engine Demon's!
  187. water psi bypass
  188. stewart warner gauges
  189. Converting from points to thunderbolt
  190. TRS bell housing oil cooler??
  191. Ignition Module Problem
  192. wtb conversion stuff for mpi to carb
  193. Thunder bolt IV timing question
  194. Battery question
  195. 525efi timing problem
  196. Idle water pressure hp500's
  197. fuel pump cam question
  198. What a difference the right prop makes!
  199. Engines dies when shifting, need help here
  200. best cheap stereo
  201. Bowtie Vortec Heads
  202. quick fuel 830 carb???
  203. Water dumps
  204. Advice please. 496 water intake blockage.
  205. Trim adjustment.
  206. Trim gauge not working
  207. windshield part
  208. fuel pump cam question
  209. What heads for my small block
  210. Instrument lighting
  211. 496 mag sea water pump
  212. GPS units anyone running a GPSMAP 640
  213. Oil Change Pump
  214. Problem with my TRS drives
  215. Lightning headers vs Gil manifolds / risers - pros & cons?
  216. Is 212* rating for Fragola Push-Lok hose sufficient for oil cooler line?
  217. Livorsi leaking
  218. Maybe a dumb question but hey?
  219. I need some replacement coupler info!
  220. 496 mag non ho rev limiter
  221. oil temp sender
  222. carb set up help needed
  223. 500efi serial number location help
  224. BEST fuild to run in BORG W
  225. need new motor...compatibility vortec question
  226. Rev limiter?
  227. water pick up
  228. What are the right head bolts for my set up?
  229. polishing lower unit
  230. mpi to carb conversion
  231. epoxy, gel, fiberglass removel from old tabs?
  232. Differences between a 350 mag MPI motor and a GM 350 HO Ram Jet engine
  233. Boat Bottom Hook
  234. BBC Gen 6 manifold gaskets ?
  235. Trim rings.......
  236. boat covers
  237. Lowrance HDS 7
  238. fuel pump problem
  239. AN fitting and routing help...
  240. portable a/c
  241. Need some Help on Sluggish boat Please!!
  242. 6.2 / 377 merc
  243. Battery Help
  244. Moisture
  245. Tuning software??
  246. Gen IV 454 Cam Retainer Plate?
  247. Water Pickups
  248. 525 water temp
  249. 496 oil filter
  250. CMI rope seals dripping water????
  251. Getting really frustrated!
  252. 89 292 Deck Graphics Opinion.
  253. GPS/ chartplotter NEED HELP!
  254. Testing an ECT sensor
  255. Water in Engine oil Please help
  256. Motors are back in!
  257. Livorsi DATA TACH
  258. Four stroke outboard question
  259. Whipple Intercooler water PSI
  260. Oil Change-- Dumb Question???
  261. Clarion CMV1 - Anyone have one?
  262. Weind 177 - Merc 525... 80 W 90 ?
  263. thunder v ignition
  264. Any Mac tool dealers on here?
  265. cold water cold air cold motor
  266. fuel additive
  267. Need a little more POWER!! Help!
  268. 502 re-power options
  269. Compression test results and Gen V 454 Mag / HP425 Differences
  270. suggestions on pwer ugrade wanted
  271. Twin Drive alignment
  272. Gold Digger
  273. valvetrain geometry check - do I need shorter pushrods?
  274. Donzi 38ZX Electrical Questions.....
  275. 2 BOATS, same price, different years, 525sc or 500efi need input
  276. gfs 10
  277. 330 Hp to 400 HP
  278. How to check fluid levels??
  279. New Boat trying to guess HP
  280. Help With Engine Id.
  281. Westerbeke Genset
  282. 350 Mag cutting out at WOT
  283. oil lines
  284. 525 oil change frequency
  285. Amsoil 5-30?
  286. Who makes the best labbed prop???
  287. emi vs stainlessmarine exhaust
  288. thermostat housing change
  289. K-plane pump switch wiring
  290. Whipple vs. Procharger
  291. Buying boat, need to confirm engine hours on "fresh" engine
  292. Stereo
  293. vortec head valve covers
  294. Thanks OSO
  295. Gauge Issues
  296. Which heads are better
  297. Back flow valve for innercooler
  298. 330 hp Stock Exhaust Manifold Swap
  299. merc engine wiring diagram
  300. Lake's near Dayton Ohio for test ride??
  301. Alternator Size?
  302. 454 build horsepower?
  303. fuel pump vacuum
  304. Opinion needed.
  305. Motor Rebuild ?
  306. Is this what I need
  307. 400' X 60 ' pole barn ?s
  308. Port side outdirve & K Plane pump, No Power!
  309. Removing scratches from my windshield
  310. hub kit
  311. Reassembly: 454 Mag Mpi
  312. Carb Spacers
  313. 500hp efi fuel psi
  314. Steering Centerline/ Crank Centerline
  315. Scorpion rocker clatter
  316. Alignment tool fo Imco box
  317. Mounting a Thru hull transducer 88 Baja
  318. Steering wheels
  319. Easy way to identifiy a 351 vs 302?
  320. imco lower
  321. Moisture In Oil
  322. Another one for ya
  323. Opening engine compartment w/ no battery!
  324. steering hub adapter??? Help
  325. got ripped off on some parts and machine work, need advice..
  326. Holley Carb choice ?
  327. gear lube reservoir alarm not working
  328. OSO timing out quickly
  329. 1.8 roller rockers
  330. Non skid
  331. My Header dilema continues
  332. Alpha rear engine mount bolts
  333. transom mounted water pick-ups
  334. Closed Cooling Heating Question
  335. Big Block Oiling Question / by-pass valves
  336. 489 with only 14 hrs compression #s
  337. McLeod Design?
  338. Mechanical speedo
  339. Looking for Bravo One X Decals
  340. Subwoofer box Dynamat lining
  341. Bolt removal - bellhousing to transom
  342. Propane Powered
  343. Someone Please explain this to me...
  344. need help 90 31' scarab excel stringer bad
  345. Any stereo/audio wizards out there...?
  346. boosted tuneups
  347. Muffler removal help, and NEWBIE to site
  348. 2 Warning Beeps on 496ho???
  349. Lenco's vs. K-Planes
  350. Race Pump fuel pumps
  351. Sea Strainers , Brass, Bronze or SS ????
  352. Fuel Flow Meter - HELP
  353. 292 Formula Fastech 400 + HP
  354. paging Fogducker..
  355. gps antenna
  356. Holley help/ twin 750s/5psi boost/roots
  357. Does anyone know where I can get two of these (pic)
  358. Put-In-Bay info
  359. manual fuel pump
  360. Solid Model of a Top Gun
  361. Single or twin fuel usage?
  362. Do Corsa mufflers cause any RPM loss?
  363. Stereo popping with trim adjustment
  364. Saginaw P/S pump GPM Flow rating?
  365. More prop testing and results...need advice
  366. Sea Mounted Fuel Pump Block Off
  367. Holley 800 vs 830 for 489
  368. High fuel pressure.
  369. CD Player remote question
  370. White chalky residue on exhaust manifold/riser
  371. Compression Ratio w/ 4lbs boost at elevation?
  372. Mobil 15W-50
  373. where to buy marine carpet
  374. Good place for rear seat/sunpad within 150m of Austin?
  375. Block casting number
  376. Water to whipple Chargers
  377. Scoop location?
  378. Old Volvo fuel pump
  379. Weird oil leak?
  380. 38 Fountain Port no power
  381. Water pressure sender
  382. PSI Blower Carbs
  383. 496 sea water pump question
  384. fuel in seawater fuel pump housings?
  385. 1999 HP500, MLS without surfacing?
  386. Engine shipping crates?
  387. Break in limiter - Verado 350 sci
  388. Low oil psi 454 500HP
  389. Need help with drive height
  390. Oval exhaust tubing
  391. Tapping/ticking noise
  392. Engine ticking
  393. supercharer compatibility????
  394. warning alarm
  395. help needed: 502BBC engine problem
  396. Mercury Racing Oil Filter Cross Reference
  397. Interior cleaning products??
  398. What oil should I run?
  399. GPS/Depth Finder Combo Question
  400. Teague VS Imco
  401. Correct blower size for Gen VI 540?????????
  402. engine mods to a 502 BBC expected H.P gains?
  403. 1.8 rocker on 500hp
  404. hydraulic steering valve question
  405. 188 or 088 heads
  406. 502/450 hp gm blocks whats the mystery ?
  407. Are these heads to big for my combo, Merlin iron 345 CC runners
  408. Trouble aligning engine (350 sbc)
  409. Transom bearing and starter.
  410. best price for anodes?
  411. Fountain fresh water tank pump
  412. carb for 502
  413. HP500 Buildup questions
  414. 502 mag 450hrs on a boat i may buy
  415. Rub rail screws
  416. Scarab 22 Gas Tank Fitting
  417. First Poker Run
  418. Nordskog
  419. best oil for 525sc?
  420. STEREO Advice
  421. 3rd tank for boat lift location
  422. Hydrualic steering cap
  423. Polished Stainless Steel Bolts For Exhaust Tips
  424. Boat radio circuit amperage
  425. ESC Module availability
  426. lightning headers
  427. Cam and ignition question
  428. prop for a 24x7 hull
  429. Any good mefi tuners around LOTO?
  430. need help
  431. 502 EFI System Problem
  432. I need to replace a window on my boat, where do i begin to look?
  433. Gas questions
  434. Rotella 15W40
  435. How much boost would you run??
  436. Another K-Plane ?
  437. Blower Size on Mercury 900 SC's??
  438. Decent OTC head cam combo
  439. Part number for GEN VI timing cover gasket?
  440. Buying used headers
  441. powdercoated out drives?
  442. Remote Reservoir On Hydraulic Steering
  443. 500HP how can you tell it is a real one vs. a 454 painted blue?
  444. GIL or CMI Headers for 500HP??
  445. Get roller cam or Alum heads?
  446. new radio an amp
  447. Kill Switch
  448. Morel lifter noise
  449. Silicon on bravo transoms or not
  450. Belts for HP 500?
  451. Mallory cross reference
  452. cam card
  453. HP 500 EFI (in 20.5 cougar sport skier)
  454. Anybody with Lincoln Welder Resources?
  455. Switching to captain's choice / call from the corsa quick and quiet 50/50 muff system
  456. 10778C oil pump, which pressure spring?
  457. adding shoot through depth transducer???? where to place it?
  458. K-Plane Pin!!! Stuck!!
  459. #7 cylinder 0 compression
  460. Holley 2 circuit or 3 circuit for marine application
  461. Where to plumb this small fitting on Hardin/Gil 9" Riser?
  462. Mefi-3
  463. are these 454=440 cyclones
  464. exhaust
  465. HP500 carb onn a 489?
  466. head choice
  467. Oil Extractor
  468. Bravo XR, LH or RH failure rate
  469. dry joint exhaust ???
  470. SUPERCHARGED 588CI 1050 or 1150
  471. Merc exhaust elbows - stainless vs iron
  472. Opinion needed on a 496 cam
  473. Should I Be Worried??
  474. Crankcase Breather for Merc 490HO Oil Fill Tube?
  475. Thunderbolt V
  476. Analog Tach reading off
  477. repower a baja
  478. Two Stupid Questions...
  479. Rockford Fosgate Marine Speakers???
  480. Baja V8 swap
  481. HP 600SC. What am I buying?
  482. hp500 cap and rotor
  483. guesses on power?
  484. Engine Hours
  485. Adjusting Idle on a 600SC
  486. hp500 oil and filter change
  487. Bravo 1 to XR shorty
  488. stainless cable 33c k-plane cable covers??
  489. Promax 300's snapping alternators off..
  490. 525 one side hot
  491. Pachanga distributer and coil
  492. Kicker Marine
  493. gen V gen vi block swap
  494. Clicking,tapping noise after shutdown
  495. 94, Merc 454 Mag water pump.
  496. Issues with 496 CMI Sport tubes??
  497. Stereo amps in bilge
  498. powerquest 380 bow lift
  499. Valve covers and roller rockers
  500. Power Steering issue....