View Full Version : General Q & A




  1. WTF Did I Just Do. Considering a Formula 400 SS
  2. 33 Baja outlaw vs 32 fountain fever
  3. SBC Built, now looking for jet recommendations
  4. 502efi
  5. 525EFI Warm start problem - ??
  6. 29 fever triple digits
  7. Who makes the Black Thunder?
  8. Little help if possible
  9. Remote oil filter mounting heigth?
  10. Vibration above 4200
  11. Bravo1 drive goes down, but won't go up.
  12. What muffler / silence are these?
  13. big cubic inch chevy?s
  14. Sea Water Pump Pulley?
  15. 502 EFI, spark coming out of the coil, no spark at the spark plugs
  16. Thunderbolt IV sensors
  17. Twin engine boat porposing problem
  18. New Merc 540 replacement engine
  19. Inexpensive 454 mag performance up grades
  20. 500 efi upgrades
  21. Bennett trim tabs
  22. What problems to look for on Merc 700's
  23. Need some help with engine replacement
  24. Cam guru's please read
  25. Question On Coated Pistons
  26. big block chevy correct spark plugs
  27. Bbc valve cover question-hardin extreme
  28. Bravo upper internal plug?
  29. 502 HO Mag questions
  30. Mercury Outboard Mechanic
  31. Recurring gauge problem - 525EFI
  32. Stroker fuel injection
  33. Wet Exhaust to Dry Exhaust
  34. Windshield for a 2003 HTM 24ss???
  35. Mefi 1 to mefi 3 question
  36. The Blower Shop Intercoolers WTF!!!
  37. single SSM 6 drive height? Or who to call?
  38. Weird 525EFI Question
  39. Gimbal housing help needed
  40. 502 Merc parts ID
  41. Trim Tab Advice??
  42. merc mefi 3 question
  43. Transom that was mounted with an X drive mounting a Bravo 1 question
  44. 496 HO 152 IAC Output Code
  45. who do i contact to fix my username to post a classified ad
  46. 1997 502 EFI cranks but won't start, will try and run after shot of starter fluid
  47. Fuel System Fittings
  48. 377 flywheel
  49. 496 HO maintenance while replacing transom assembly
  50. What are they worth?
  51. Vibration on down trim
  52. Where to purchase oil coolers and hardware
  53. 525efi rev limiter
  54. prop changes from 1.5 to 1.36
  55. 1999 Merc 454 mag ign issues
  56. motors bogging ? fuel pressure maybe?
  57. Engine Quest/RHS 320 Iron heads
  58. Starving for fuel...
  59. Can These Be Repaired ????
  60. QUICKSILVER SBC long block assembly worth building?
  61. I need to find a good shop in the Gulf Shores, Al or Pensacola, Fl area
  62. Aluminum Head Exchange to Steel Head
  63. Prop shaft carrier bearing stuck
  64. Aluminum Head Repair
  65. how hard is it to mefi tune my own after i install procharger
  66. 5 blade on 2004 288 sunsation
  67. Value Of a 91 Mark IV 502 Mag
  68. dry exhaust
  69. Volvo Penta 7.4 Gi vs GSi rev limiter
  70. tall deck to short deck exhaust problems
  71. Opening a can of worms
  72. merc xr gear pinion
  73. Trying to identify a pair of Mercury OB's
  74. Front Seal Unazzed
  75. 1998 Mercury 250 EFI
  76. 496 with whipple worth
  77. 350 mpi possable reversion
  78. Carbed 502/502HP fueling issues on 1996 Baja 272 Islander
  79. 502 magnum mpi IAC crossover
  80. Wrong oil?
  81. 454 Baja overheating
  82. Anyone know how too get ahold of mr gadgets?????
  83. Felpro 17042 vs 17046
  84. Roots Supercharger experts Snout problems
  85. 500efi - starter burned up + more - Help!
  86. Fuel supply issues
  87. Checkmate 251 Convincor vs Profile 26
  88. 1989 Power Play Conquest Decals
  89. Latham Steering Leak
  90. 502 EFI shutting down after 5 seconds of run time
  91. Part numbers question
  92. Volvo Duo prop
  93. Hp 500 carb setup help
  94. One exhaust is only shooting out water
  95. HP500 boost question
  96. Help 502 EFI stalls out
  97. 1996 HP 500 Carb lifter part numbers
  98. Removing CATs on new 8.2L motor
  99. Low oil pressure and Oil cooler questions
  100. Ram air
  101. Mayfair Hydraulic Steering Ram Rebuild help.
  102. 2001 555 PCM to mefi 3
  103. motor not hitting WOT?
  104. Need help with engine issue
  105. Knock came and knock left
  106. Paging skater Scott 36
  107. Mercruiser 496 ho overspeed code
  108. Raymarine DVD
  109. A little roots blower info.
  110. Can you please direct me to some Velvet Drive Identification information.
  111. Are my 454's magnum's??
  112. which fuel transfer pump to use ?
  113. 500 efi fuel fouling plugs
  114. 525EFI Header Failures - CMI vs Hardin - All failing
  115. Mercruiser Computer Programming
  116. 525 EFI sea pump stops pumping
  117. Fuel Pressure
  118. Should I scrap my anti-spam valves?
  119. 088 heads on gen 5 454 ?
  120. Trim and Tilt Pumps, why is one so much faster??
  121. what is killing my fuel pumps?
  122. SBC to BBC Conversion Questions
  123. Bilge pump in Fountain left running dry- are they toast?
  124. solenoid or trim pump bad?
  125. Gaffrig controls neutral safety switch
  126. 600SCI Gurus Needed -- No BOOST
  127. 088 Heads Max lift?
  128. adding 174 blower
  129. 502 Mag Removal
  130. 525 Header issue; I'm stumped..
  131. Top speed and cruise speed and gearing advice new to forum
  132. Pump for toilette and post-swim hotwash
  133. What Size Carb.
  134. Anybody use these boat dollies?
  135. Looking for advice
  136. SSM V alignment tool
  137. Starboard motor won't start - electrical, fuel?
  138. Mirage won't plane off
  139. Can anyone help identify this boat, and help provide feedback on possible purchase.
  140. 500 EFI Fuel Line longevity
  141. Cigarette 20 Update
  142. Fuel feed issues
  143. Time to replace fuel lines?
  144. Misfiring carb 502
  145. How much does Deck weigh on a Formula 302 SR1. I want to lift it to access stringers
  146. 525 EFI Alarm
  147. Noise when shifting
  148. 525 EFI H2O pressure?
  149. oil temp
  150. Merc 5.7 2bbl 1998 unique concerns.
  151. Replacing dipstick tube in 454
  152. Oil pressure problems!
  153. 454 to 502 repower suggestions
  154. PBM/Erson rods and cranks, comparable??
  155. 500efi overheating hot port header, help
  156. jet size
  157. Motor question for the Guru's...
  158. HP 500 carb fuel mech pumps
  159. Intake to head sealing issue question
  160. Collapsed lifter, bent pushrod
  161. anyone make hinge pin covers?
  162. Value 26 Prowler
  163. Ride quality older 38's which ones to look at
  164. need HEI DUI distributor info
  165. Hardin Marine - Hurricane Lite 525 Headers -- who's got 'em??
  166. solid or rubber prop hub???
  167. 525sc conversion
  168. 7.4 freshwater cooling
  169. Lower than I like Oil Pressure
  170. marine a/c units
  171. aftermarket mechanical fuel pump
  172. need help with code 42 on V6
  173. O2 guage
  174. Bravo 1 Vibration in forward drive not reverse??
  175. Dual trim pumps, one switch?
  176. Remote trim switches
  177. Reading Starts Me Thinking - More Power
  178. Water in fuel lean condition.
  179. Low oil pressure in brand new 502 efi
  180. Serpentine crossover kit
  181. power gone from my 8.2 mercuiser
  182. Moisture in valve covers with oil thermostat?
  183. Power steering leak
  184. 500HP carb- synthetic oil?
  185. oil spray from the front of a new 502 motor custom built
  186. Intake ?
  187. Swain Tech PC-9 Piston Skirt Coating
  188. 81 Formula, both alternators do not work?
  189. Water pump shaft seal
  190. Oil filled bilge - need advise please !
  191. how do you align an engine?
  192. efi vr carb
  193. Easiest way - converting 502 to EFI
  194. 502 mpi no inj. pulse on 1/2 the inj ?
  195. Fuel Injector Replace/Repair 805225A1
  196. Switch standard Bravo 1 to XR?
  197. has anyone ever powder coated blower pulleys
  198. PCM 555 codes
  199. 496 Mag HO front motor mount options?
  200. Camshaft sensor for 2001 496
  201. Murcury Racing HP500
  202. Old School HP500 water pump blown gasket (NOT SEA PUMP)
  203. Fuel tank level sender for formula needed
  204. Quietest thru transom exhaust setup
  205. Oil pressure gauge?
  206. Sloppy steering on bravo want to add hydraulic steering
  207. Which brand do you like?
  208. Merc 5.7 - 260hp
  209. Rapid beeping?
  210. Nordskog sending units?
  211. Autometer Gauge Connections
  212. prop slip?
  213. 781 heads best mods
  214. 38 Fountain fever wind deflecter /where to get one?
  215. How to tell the diffrence between a bravo 1 and 2
  216. any holley TBI experts here?
  217. Cam question
  218. Stupid cam shaft idea? Serious question
  219. Jetting starting point?
  220. drive position indicator - cable type
  221. gen 4 gen 5 question
  222. 1986 Wellcraft Nova III opinions please
  223. Oil sending unit and -----?
  224. 781 bbc heads from auto?
  225. Voltage regulator?
  226. 502 Mag Mpi Issue
  227. Measuring Compression Ratio
  228. Any good internet dynos??
  229. Raylar 496 HO upgrades
  230. 502 500hp efi sumble /stall
  231. Good oil pressure sending unit
  232. Stock 330 fuel pump question
  233. Long or short risers needed for this cam?
  234. Mark IV 502 Mag Hole In Piston And No Oil Pressure Help!
  235. 1000 Islands Poker Run Who is going?
  236. I need 1 set of Stainless Marine Exhaust for a SBC. Who's got the best price?
  237. Sea water/fuel pump questions. Leaking oil.
  238. PowerQuset Interior Lights - HELP NEEDED
  239. Could backfiring cause this?
  240. 454 Cam selection down sizing?
  241. if i had water in bravo one fluid...
  242. csm with vinylester
  243. Mercury efi to holley efi. How to get the correct throttle throw.
  244. electric circulating pump??
  245. Iac for 97 454 mag MPI's part number anyone know.
  246. Q-jet jetting help please
  247. Exhaust Riser gasket?
  248. guys I need help please 496 ho surges almost dies...
  249. Helm joint replacement?
  250. Any A/C techs on Long Island?
  251. EMI Thunder Exhaust On Stock 6.2s
  252. Serpentine to v-belt
  253. Strange MPI problem....
  254. 525efi milk shake
  255. 350 mag miss HELP please
  256. engine fault code?
  257. What thermostat housing for closed cooling system??
  258. blowers
  259. Hard steering at speed..
  260. 502 mpi mods......
  261. Fuel Delivery Issues
  262. Need part # for seal on water pump.
  263. Another newbie prop question
  264. 1997 sv24 challenger boat
  265. MSD Distributor
  266. Help! Merc s/c seals & bushings
  267. Posting pictures with an I Pad
  268. Gen5 to gen 6 have had nothing but problems
  269. Need Torque specs for top two bolts on gimble
  270. 280 Tabs to 380 tabs
  271. Marine Machine Hardware
  272. Small water leak on a XR Drive
  273. Black hose water drain system 496 HO
  274. Solid Roller Cam Worth it??
  275. Weak Starting - Ground?
  276. HELP!! 1996 Baja 302 windshield broken!
  277. circulation pump failure???
  278. How much hp will this build produce
  279. Power steering not working replaced parts...?
  280. Motors marked "BRE 168" any ideas?
  281. square k planes
  282. Simple oil cooler upgrade
  283. Prob and drive height suggestions for Donzi 25zx w 625hp
  284. vacuum pump, blown big block
  285. Merc 502 efi code 23 iat censor
  286. 500 efi exhaust issues
  287. Aluminum Intake manifold + salt brackish water
  288. Mercruiser Automatic Transmission
  289. Where's oil thermostat on merc 525 please
  290. What's considered too much oil pressure?
  291. Melting exhaust boots but engine not running over 180!?!?
  292. milkshake clean up
  293. Spark Plug Gap
  294. Benefits of quad rotor
  295. Any Fast 22ft Stingrays maxims out there??
  296. Distributor housing oil boss
  297. Building a new trailer for a 87 Midnight express 37'. Need help!
  298. Cast crankshaft OK?
  299. Reversion possibility question on SBC with XM270HR cam
  300. Riser gaskets...which one?
  301. 502 MPI w/cool fuel return line fuel flow
  302. Best way to clean the outside of an engine covered in oil?
  303. Replacing MEFI1 with ?
  304. Mystery Piece of Stainless in my Exhaust Tip - please help identify
  305. 8.1 oil bypass valve
  306. Stainless vs brass sea pump
  307. Longevity MIG welder
  308. crane 741 cam and stock roller lifters
  309. 502 fuel injected spudders and dies randomly
  310. Mercrusier 350mag w/Bravo 1
  311. Silent Choice Exhaust not opening.
  312. 500 EFI Powersteering pump defect ???
  313. Pressure test headers question
  314. Trim Tab screws ...kinda came out ....?
  315. Cam recommendations for these heads?
  316. 525 vs 496HO
  317. 454 EFI making a sqealing sound
  318. Mini Starter
  319. Fuel level in cool fuel module 496 HO
  320. 38 Fountain Lightning Worth It or Not ?
  321. EGT ranges procharged carb 555
  322. Hydraulic Ram...Who makes this?
  323. Bad powersteering pump?
  324. Liquid filled water pressure gauge problem
  325. 496 HO in-line fuel filter
  326. Using A MSD Box With Stock Merc Distributor
  327. Engine cover help
  328. Engine trouble shooting help needed.
  329. Any feedback on Venture aluminum trailers? specifically the tandem 5k axle 8725
  330. crank choices
  331. What do you clean your boat with?
  332. Installing water pressure gauge
  333. Oil cooler suggestions for 468 bbc
  334. Value of a mark iv standard 454
  335. Billet serpentine pulley 502 MPI
  336. Mercury Zero Effort Throttle Wiring
  337. Power Steering issues
  338. Choosing an oil pump
  339. Screws for exhaust tips?
  340. Looking for an engine builder in South Florida...Who do you know?
  341. OX66 Outboard gages to Gaffrig
  342. 454 Mag MPI not revving.
  343. Heat issues help.
  344. Old merc 90 outboard question
  345. Replacement iron heads for Edelbrock RPM performer
  346. Trim Tab Cable Help
  347. Mercruiser 6.2 Upgrades
  348. 704ci Motor Help
  349. 137-9400 mayfair steering
  350. Carb help
  351. Heavy duty shift cable??
  352. Motor Shut Down Filter/Pump/Other
  353. intermittent nav lights and fuel gauge problem?
  354. Baja 260 with 454.... Has mufflers and would like to remove them.....
  355. Gen IV 502 No Oil Pressure..... Help
  356. Timing question..502..
  357. 525 SC fuel problems
  358. hesitation, intermittent backfire etc
  359. When will thes 525s require work?
  360. Running hot according to the gauge.....454
  361. Prop slip calculator
  362. wiring help
  363. Need VDO Temp Sender
  364. New engine in Formula, more problems then a math book!
  365. 502 mpi v-belts part numbers..
  366. TRS transmission problems
  367. Impeller problems
  368. 496 mag help
  369. Size of harmonic balancer pulley bbc?
  370. How fast is an 88 scarab 1 with an efi 502????
  371. Mercruiser 5.7 efi fuel pressure kit from Autozone
  372. 502 mag MPI starts then stalls after replacing cap, rotor, wires and exhaust!
  373. Just got a noise ticket tonight - need options
  374. Broken dip stick tube on my 260 Merc
  375. 454 oil burn... questions on what to check first
  376. Throttle / Shift Controller - Sea Star or Mercruiser
  377. Thru hull tip internal flapper broke
  378. 496 8.1 Timing cover and gear question
  379. LED Gauge Upgrade
  380. 29' baja is shift cable longer with an imco extension box on the drive
  381. ignition troubleshooting ??? help please
  382. External voltage regulator wiring question
  383. 525sc upgrades for more hp
  384. HP 500 intake grommet??
  385. water in oil on fresh rebuilt 468 with m1 procharger intercooled.
  386. power steering pump question..
  387. 502 Catastrophic Failure!!! Why does this happen?
  388. trs to speedmaster
  389. Screw in fuel sending unit
  390. 496HO manifold over heating
  391. K-Planes Bolt Length
  392. Leakdown Test vs Compression Test? Help with a used boat.
  393. Circulating Pumps on 600sc (Convert to X-Overs)
  394. A/C questions
  395. 525 EFI Oil Pressure to High at Idle
  396. Rough idle?
  397. Fuel pump and delivery
  398. Hairline crackin one blade of stainless four blade prop
  399. power steering only works at speed
  400. 1 merc. 700 keeps vaporlocking
  401. New Mallory Ignition, no spark
  402. best replacement trim tab cables for merc k=planes?
  403. 32 fever with small blocks
  404. Feather throttle to keep running until reaching operating temp
  405. Air Fuel ratio
  406. How much HP? on my 454
  407. Comzilla intercoms
  408. Part # for 500 EFI impeller
  409. If you had a choice which one
  410. 1998 Mercury 250 EFI Factory Shop Manual
  411. B&M Blowers 174 type. timing issue?
  412. help! info on powerquest
  413. manifolds length
  414. Dumping cooling water, lightning headers.
  415. silent choice, issue or something else
  416. I.M.P Viper 310 help
  417. Formula 233
  418. I think I stuck a valve
  419. plug gap
  420. Question about GMPP 502ho crate engine.
  421. Shop Labor times to Pull a motor
  422. Hyd steering hose??
  423. 525 Oil Temp Sensor
  424. Carburetor Help
  425. Mefi 3 ??
  426. 502 dies at wot
  427. Help Please!!!! 88 Four Winns Liberator 211 is SLOW!!
  428. Oil Temp Issues
  429. Another 525 Header Issue
  430. 496HO: would IAC cause this? 1 engine lagging intermittently lagging 100-400 RPM
  431. 525sc idling at 180* rising to 210*
  432. New GM 502 Vibration above 1500 RPM
  433. Whats TO HOT FOR OIL TEMP
  434. Right thrust washer? Hub?
  435. Firepower control box
  436. Gen 4, 5 and 6 GM heads same plug reach?
  437. over cam'd motor or pump problem?
  438. Need help with Kohler 5ECD Generator...
  439. Russel Performance AN swivel fitting leaking
  440. Mercruiser BBC front engine mounts 79550
  441. A/c unit help
  442. 350 mag mpi won't turn off???
  443. is this a sign that the hull was rotten?
  444. 2 Alternators to choose from
  445. blower size help
  446. Replacing stock thermostat housing with Stainless,,,,,
  447. Mercruiser silent choice
  448. How often to clean the air intake 7.4 mpi
  449. Mercruiser Rev Limit Ignition by Firepower
  450. 496 whipple boost
  451. Cigarette 24 info
  452. Led Cockpit lights
  453. Exhaust Problems
  454. Cobra outdrive not pumping water
  455. Trim not moving evenly
  456. 502 water reversion
  457. Ultimate Warlock 24' Euro
  458. Alpha hit something no forward or reverse
  459. FAST Programmable EFI
  460. Oil foaming out of lower unit trim pump reservoir only while trimming lower unit.
  461. Loose/missing exh flapper
  462. Engine won't get boat on plane - ignition issue?
  463. blown 900 ate a distributor gear over the weekend, what now......
  464. Cost to rig a new hull?
  465. Outdrive Control Box
  466. 502 ss trying to get a hold of u bro ??
  467. Morse Controls
  468. Mercruiser Head Gasket Sealing
  469. Why no oil cooler 350 mag MPI
  470. Go Fast needed for a wedding
  471. Noise at Higher RPM's..... Details inside
  472. Rooster tail fittings on Normal drives - What and where?
  473. Removing compass
  474. Another water in oil milkshake thread
  475. Water in motor..need help fast!!
  476. Head Gaskets...head bolts..
  477. Baja 252 motor help
  478. When started, EFI motor will not idle below 3000 rpm
  479. Smart craft trim limit switch
  480. steering question
  481. Serp belt tension
  482. Lubricant for silicone exhaust hose?
  483. Painted boats hull cleaner?
  484. Scratched CMI polished Sport Tubes
  485. corsa solenoids ratling when diverted to prop
  486. wiring questions
  487. timing chain question
  488. transom assembley help
  489. Pondering the thought of doing a LS motor.......
  490. Any wlders in the house?
  491. Junk VST Electric Fuel Pump
  492. Hardin Gen 7 Sea Pump Install
  493. Motion actuator for power bolster seat, I need one from a Fountain or other boat!
  494. New engine ready to fire but WONT! Expierenced techs Please Help!!!
  495. Steering leak at the helm
  496. Boost referencing carbs
  497. recommended manifolds for 540 tall decks 600hp innovation marine
  498. twin engine fuel burn from side to side.
  499. Drain plug adapter
  500. 496 ho