View Full Version : General Q & A




  1. Where did the thread on the Gen V Blue Motor water pump/fuel pump issues go?
  2. Rollback Hour Meter?
  3. 5.7LEfi overheating
  4. trim pump hose through hulls
  5. Places in Md that does boat wraps(grapics)
  6. SCORPIAN 377 POWER?? Boost??
  7. 525EFI Electric Fuel Pump Upgrade?
  8. trailer lug nuts
  9. Online High Performance sites
  10. Need 2.5 Merc power heads
  11. Need picture of mercruiser engine
  12. I Need a #4 SSM
  13. Drive questions
  14. Hey guys looking for
  15. Boat leaking
  16. Stewart warner warning system in a cigg bullet
  17. Electric or Mechanical fuel pressure gauge ?
  18. New engine tach not working......
  19. 502 oil pressure
  20. Lectrotab Actuators?
  21. Oil cooler scorpion engines ?
  22. Polyurethane to Seal Exhasut Cutout in Transom?
  23. Cooling System hose routing. Is this bad ?
  24. Oil Pressure???
  25. Detective needed Overheating one side only?
  26. Mercury seawater/fuel pump
  27. Connecting 2 PC's together
  28. batterey wiring diagrams
  29. Video Cam Brand?
  30. b&m 420 megablower
  31. What thread sealant on oil connections ?
  32. Silent Choice won't open up
  33. Loss of RPM and TOP Speed
  34. TV's for boats, 12V or 110?
  35. Early 502 EFI question.
  36. Fuel pump Voltage boosters on a Procharger
  37. Merc Neutral safety switch part #
  38. Verify My Oil Plumbing Please - w/pics!
  39. Wankel or not to Wankel?
  40. AC problem
  41. Fuel Coolers ??? Is this a Bad idea or not?
  42. center console
  43. Looking to buy a maintenance manual......
  44. Faria tach/hour meter.
  45. replacing my oil bypass valve-going to a 30#
  46. Merc and their plastic inserts......
  47. Looking for an ECM 454 mag mpi
  48. installing side exit exhaust
  49. Need help with cam choice
  50. dual ram hydraulic steering
  51. trailer ?
  52. how often or how many hours
  53. In need of an ECM 454 mag mpi
  54. Bravo to alpha shift problem?
  55. 454 teague supercharged..
  56. Mercruiser 383 swap
  57. HP 500 Blown UP?
  58. Help with motor selection!
  59. Bravo 1 - Old vs. New???
  60. HP 500 EFI intake setup on a stock 502 ?
  61. Replacing the cuppler this weekend- can you help?
  62. Tuning experts
  63. Any Mercury Verado techs out there??
  64. 496 Mag Electronic Control Module
  65. Oil temp higher when idling vs. running?
  66. overheating small block
  67. Tune up time for 2000 502 (stock MPI)
  68. Volt/AMP Guage??
  69. Sirus Radio reception is crappy!
  70. Interior Cleaner
  71. question on a 486ho problem
  72. Big race in st.clair
  73. Just rebuilt motor... runs hot, what now?
  74. freeze out plug locations
  75. GM Scan Tool
  76. mobil one
  77. RPMs
  78. Merc 300 Verado vs 300 Optimax vs 2.5 OS
  79. where to buy isky red zones or crower severe duty
  80. RPM's surging +/- 200 rpm's
  81. Ilmor 625 or Merc 600SCI
  82. depth finder
  83. Seeking Thunderbolt V6 Ignition Module
  84. Solid Roller Cam Choice
  85. saftey lanyard
  86. Looking to remove Silent Choice from Boat
  87. Bennett Wont Sell Me Parts
  88. wanted,, 8 bolt vortec 5.7 intake for 2 barrel carb
  89. exhaust is melting
  90. WANTED: XR Input shaft
  91. Corteco Gaskets
  92. 575 sci
  93. How much power loss
  94. 377 #5 Dead hole
  95. VHF radio question
  96. Looking for seats
  97. Clear NoSlip paint?
  98. Are these guys any good???
  99. Dart Pro 1 Vs AFR?
  100. Can someone me an idea what happened
  101. Where to find a Bare Big block??
  102. control adjustment
  103. control adjustment
  104. thanks guys
  105. Fuel cooler
  106. What Aluminum Heads To Buy
  107. Holley jets.....how many ## increase at a time
  108. pcv do they help
  109. Slave Solenoid?
  110. Merc 496 HO with CMI sport tubes and procharger
  111. dyno
  112. Hit Rocks,tore Drive Off,checking Coupler
  113. Volvo 5.0 GXI Fuel Problem
  114. Scarab questions can someone help!!
  115. K-Plane Indicators
  116. Pro One Head Spark Plugs
  117. HP 500 Oil Quantity
  118. Rigging outboards what height on 24 Banana
  119. Where To Look 1st?
  120. Mark IV block and Gen 5 heads...1st hand accounts please!!!
  121. Bilge paint and stripper.
  122. Bilge paint and stripper.
  123. Trim tabs....Electric VS Hydro's
  124. Aluminum Fuel Cells
  125. Aluminum Fuel Cells
  126. Best sounding mufflers
  127. I can't find the serial numbers on my engines or drives.. Where to look?
  128. 496 MAG post-break-in RPM gain
  129. Gen V or Gen VI? Questions.
  130. engine temp
  131. motor plans
  132. ECM 555 Question
  133. What is the cause of problems with the hp500 and 502 engines??
  134. Help finding part
  135. Looking for a MERC 383 MPI
  136. EMI Thunder vs GIL Manifold
  137. 280-380s conversion
  138. 82 40' Excalibur Hawk..Good or bad???
  139. Valve job
  140. WTF is up with this???
  141. Finally got my motor back together & DYNOED!!!
  142. disaster situation in my 500hp's !! help
  143. Help AC Install Question
  144. Trouble shoot a 96 5.7 2 barrel, ANY Thoughts?
  145. Overheat HP525
  146. 91 searay wiring diagram
  147. looking for a RH 26P 4 blade bravo 1 prop
  148. Is this a possible alternator problem?
  149. Wix Racing vs Mobile 1 filters.
  150. Fuel Flow Shut off Valve
  151. JE SRP piston identification needed
  152. Drive Issue
  153. flywheel issue
  154. This injection is nice,but I'd rather be BLOWN
  155. Mercury Synthetic, Any Opinion's
  156. 1998 Searay 5.0 Merc Ign Problem
  157. What does it take to burn pistons on a 500EFI
  158. 525EFI Serpentine Belt
  159. 1981 TRS Gimble Bearing Replacement
  160. Paging Doug (Rumrunner)
  161. Machine Shop Stuff for Sale
  162. 377 6.2L Timing procedure MPI
  163. A Question for anyone with an IMCO EXHAUST Manifolds
  164. How do I keep my transom clean?
  165. bilge cleaner
  166. Is there a difference between a marine and auto coil
  167. problems installing emi exhaust
  168. K-Plane trim pump pressure settings
  169. speedmasters, how much fluid ?
  170. Marine Vinyl Cleaning!!!
  171. GM Vortex HP3 8100 Marine Motor
  172. msd coil - high vibration or ss rynite
  173. Hydraulic Steering, single or double ram???????
  174. Looking at a 81 year boat with TRS drive can....
  175. MSD ignition problem
  176. Gen VI Jesel Belt drive?
  177. Video with alignement tool
  178. OSO shirt
  179. Hooking up MSD distributor with Thunderbolt
  180. Low speed porpoise caused by step?
  181. weiand 177 idler
  182. Coil Recommendations for Blown 588" Tall Deck
  183. MCM 5.0 Litre Alternator
  184. Seastrainer needed to stop a slug of sand...
  185. MPI help needed !!!
  186. 502 Oil Filter?
  187. Water in oil
  188. fuel flow gauge for procharged MPI ????
  189. Holley 4175 (spreadbore) on SBC tuning
  190. Ingenius Marine Software
  191. ALL of em at ONCE ?
  192. guardian issue on 496ho
  193. young performance marine
  194. Recirc Pump Question - Bi-directional - Any one heard of this?
  195. Pulling to the right??
  196. engine wont turn up
  197. 454-330 no start????
  198. Fluctuating Oil Pressure Gauge @ 4500...
  199. Fuel Filter Fram vs Wix
  200. Not another 7.4 upgade thread...
  201. Injector order
  202. 22 Scarab fuel capacity????
  203. drives won't trimm high enough at beach
  204. Need Motor
  205. Engine vacuum
  206. Easy engine alignment question for you experts
  207. Weird Problem With Bravo 1 Drive
  208. 454 Mag Mpi Will Not Rev Over 4,000 Rpm
  209. Dart Big M Block Oil Temp Sender
  210. digital fuel guage
  211. 454 gen 5 questions
  212. Fuel fill change,how difficult is it?
  213. Help with my 502 oil bypass??
  214. 350 mpi cranks but wont start
  215. boat wont go in forward
  216. 454 Mag Efi Fuel Pressure
  217. holley jets
  218. How to make three little kids cry....
  219. I need some help
  220. Help Need to find #1
  221. 350 mpi
  222. Turndown exhaust
  223. Carb jetting help needed
  224. Quick and Quiet II
  225. Removing 496 procharger,need brackets.
  226. How do you know if octane stated on pump is accurate?
  227. High Back Bucket Seats
  228. looking for marine tech in mass
  229. Low Water Pick-Up..... Nose Cone.... Bravo... Clog?
  230. 496 HO Belt
  231. Exhaust Tip
  232. Bravo 1 Upper swivel pin adjustment
  233. mefi 4
  234. Moisture meter
  235. temp gauge problem
  236. 496 HO ciruit breaker
  237. Water leak thru transom housing - what can it be?
  238. 454 Bravo One Overheating. Very strange
  239. What type of shift cable do I have here? pic included
  240. Molded Hose From Power Steering Cooler To Bellhousing
  241. gm power steering pump p/n
  242. cracked front motor mount
  243. Blowers Superchargers Whipple Chargers
  244. pinion retainer nut
  245. mefi4b vs mefi 3
  246. stellings orange headers
  247. Fire extinguisher
  248. Timing and jetting dual Holley 4150 800cfm's on supercharged 509?
  249. Need Old Evinrude O/B Help
  250. can controls be mixed around
  251. Trim tab installation
  252. Part # help please. Merc 496
  253. Isky Red Zone with Easy Roll Lifters?
  254. Shipping advice...
  255. 350 MPI hard to start, faulty acceleration, max 4000rpm
  256. 350 MPI hard to start, faulty acceleration, max 4000rpm
  257. 502 EFI crankcase vent question
  258. Coolant leak?
  259. Tyler Crockett 454/502 Engine Kit
  260. Thank You BAM Marine!!!
  261. not enough total ignition advance?
  262. Mercruiser MIV Distributor shaft Diameter ?
  263. Speed
  264. Big Block Marine accessory kits?
  265. I need help please.....
  266. 500 hp valve covers removal
  267. Mercury Thunderbolt ignition module question
  268. Shifting problem, OW Bravo drive
  269. 7.4l Convert LH to RH
  270. Arizona speed pcm tune. (Fuel injected guys)
  271. HP500 Rebuild
  272. low fuel pressure on 525 efi
  273. Procharger, oil pressure and water temp?????
  274. transducer move
  275. A/C Inverter
  276. Prop and Drive Locks
  277. 496 HO broken intake valve spring
  278. broken gimbel bearing???
  279. Need info/advice..32' Hustler
  280. Recurculating water pump or bypass...
  281. Air (Vacuum) assist shifters for Bravo
  282. hydraulic fluid ?
  283. New 502
  284. dominator on a 540
  285. spark plugs....
  286. 496 H.O. Electrical, Battery, Voltage Regulator > ???????
  287. What type of Transmission Fluid?
  288. HP 500EFI's won't stay running after warm restart
  289. Edelbrock top end kit
  290. Ignition Module
  291. Looking for options...
  292. how many BTU,s
  293. new guy looking for some help with 496 build
  294. Dual ram install
  295. Dart Big M
  296. water pump problems
  297. Leaking Trim Pump
  298. all you big horsepower guys.... look at these
  299. Titanium Tail Pipes
  300. 496 mag idle problem
  301. Quick Oil Filter Question Fram HP4
  302. Custom Engine Hatches
  303. Need .040 stocked blower piston... Help.
  304. wow HP loss through Livorsi Bandit mufflers
  305. update on my 496HO problem
  306. What is the best way to "burp" the hydraulic..
  307. Top speed runs?
  308. How do I hook up my Tach to my MSD 6AL
  309. Engine serial number
  310. 34 Scarab III
  311. Ignition Question
  312. rust!!!!!!!
  313. too much small block ?
  314. For you chevy gurus...blower on a stock GM motor
  315. Hydraulic Steering Noisy
  316. two questions.....
  317. water pressure gauge hose
  318. boat running slower in heat and humidity
  319. Mechanical Indicator Cables - How much indication slop?
  320. 5.7lx Cutting Out
  321. An Fittings- How Do You Assemble Without F&*^ing Up The Anodize
  322. Procharger installation on a 500 EFI ????s
  323. 496ho oil filter
  324. Fuel economy??
  325. keikaffer merc racing drive gauge
  326. Changing pick-up coil in distributor-Delco HEI?
  327. Billet Marine water crossover kit
  328. bolster brackets
  329. B&M EFI superchargers
  330. 454 mag rpm question
  331. 454 out of a truck-work in a boat?
  332. Who is using Aluminum heads in salt water?
  333. External steering HELP !!!
  334. Pvs Plugs
  335. Bravo One and Three
  336. Over heating problems on a step hull boat
  337. Riser Gasket question (Mercruiser)
  338. TRS Max Trim?
  339. need torque value
  340. O2 sensor in my CMIs
  341. A.N. fitting
  342. 500 HP Weight ????
  343. Help with 496 Mag HO
  344. Which 496 ECM Diagnostics Manual?
  345. Oil pan size for 496 stroker
  346. I'm sorry...another procharger question
  347. Drive Trim Switch Broke....
  348. Chevy 454 piston rings
  349. Gas Gauge issue - needle bouncing?
  350. 496HO Water temp
  351. 1996 502 mpi water&oil temps
  352. fuel pump shaft replacement 94 502 mag????
  353. Wire diagram chevy 350 mpi
  354. Who can cut me a new dash panel?
  355. 454 mag--losing spark on 4 cylinders :(
  356. When hitting throttle motor is doing weird things
  357. Gaffrig Monster GPS Speedo error?...
  358. smitty
  359. 500 efi starter issue
  360. 496 IAC Output Fault Mystery...Solved????
  361. power valve or not.
  362. Konrad 800 SCI by R-tech Performance
  363. Alarms going off!
  364. 502 Head, Rocker, Intake torque specs?
  365. Gen VI 454 ?????
  366. Help Please!!! Keep getting water in the oil
  367. SBC, seems low on power latley
  368. twin 496ho's one surges
  369. 496ho fuel problem
  370. Idle Culprit
  371. Help? Bravo 1 Question
  372. power steering pump
  373. 525 EFI H2O pressure
  374. Broke my bravo Bell Housing Assembly
  375. Seawater Pump Help Please
  376. Pipe Plugs
  377. Wtb:502
  378. Looking for a Thunderbolt IV
  379. 502 Overheating....Please Help
  380. New to EFI, wont start, no spark.
  381. Mercury 383 MPI
  382. Iac Position
  383. 525 mechanical fuel pump needed
  384. Does it have a Rev Limiter
  385. Does it have a rev limiter
  386. Bravo Coupler Qustion
  387. What should my average oil temp be on a supercharged 454
  388. Procharger pros and cons?
  389. Installed Dana marine flow torque 496HO, need some help??
  390. LED MEFI codes...?
  391. Whats it worth? How should I sell?
  392. Demon or Holley
  393. What kind of boat is this???
  394. safe timing?
  395. flywheel or flexplate
  396. SC5000 Master reset?
  397. Just testing new avatar
  398. Blew a Spark Plug
  399. Need help to rebuid a mercruiser 454 gen VI
  400. thru hull tips w/flapers
  401. 496 Procharger roll-call
  402. whipple Help!!!
  403. looking for modified 454/502 mpi intake
  404. lock out dist. or run advance, that is the question
  405. Aqua Shade
  406. Water pressure issues. Way too much
  407. Idle surge 502 EFI...HELP!
  408. Growl/vibration in the floor
  409. Reading oil level on the stick...
  410. Oil filter mounts
  411. How low can a 496HO idle?
  412. Gimball ring Bravo 1 wanted
  413. Windshield Screw Replacement / Re-Drilling
  414. 1.5 Years after build...still o.k. to fire up?
  415. Any problems with changing tstat housing styles?
  416. Fuel Pump Relay Question
  417. Plumbing My Eickert Oil Thermostat , Fitting /hose Routing Question
  418. oil cooler
  419. Wiring Harness
  420. Big thanks to RMBUILDER!!!
  421. funky water temps???
  422. Exhaust Question
  423. Lower temp warning switch?
  424. Crap - it's locked up - now what?
  425. Oil Line/fitting ??
  426. Tach Problem
  427. Studs between Bravo upper & lower question
  428. Mercury thunderbolt IV ignition advance module question
  429. 454 Mag Help Needed
  430. 454 mag exhaust choices....Help!!
  431. water reversion
  432. Oil Filter Change
  433. digital kenwood remote
  434. imco drive
  435. TC marine - italy
  436. Excessive steam...could this be the problem?(pic)
  437. HP500EFI Distributor cap
  438. Keeping boat on step
  439. 35 Ex Fountain tails
  440. What about vinyl graphics?
  441. Trim up intermittent, trim down works, still clicks
  442. Crane Fireball Ign. help!
  443. Thru hull fittings....
  444. head bolt torque spec on a 575SCI? Setting Timing?
  445. plenum pop
  446. Big Bore cam suggestions
  447. Calling all EFI/MPI guys
  448. A friend's 502 problem...
  449. Hydraulic assist question Brazil? or Saginaw?
  450. Eddie Marine exhuast Tips
  451. turning my 454 mag into a 500hp
  452. Duramax Diesel for marine applications??
  453. Need Some Help Engine Guys
  454. Oil running too hot
  455. Mercruiser engine HP size ?s
  456. High water pressure
  457. repair steering
  458. 525 cooling questions (2 issues)
  459. bb manifolds
  460. Just got this baby!!!
  461. 454 backfires and misses
  462. Mystery oil leak
  463. Installing a transom mounted pickup?
  464. 502 overheating problem
  465. MSD coil part #8226
  466. merc parts
  467. I think I know the answer.
  468. 1999 454 mag mpi fuel pump
  469. Compression Numbers (in psi) to determine blower compatibility
  470. H20 & Oil Don't Mix
  471. 496ho seawater pump failure
  472. 540 Torque Monster
  473. captains call breaker
  474. Bravo seawater pump belt removal
  475. Procharger for Merc on a 496 Volvo
  476. Merc 502 EFI manifolds
  477. Cometic Head Gasket Part # for a 575SCI???
  478. Bolt on Mods/Upgrades for SB/BB -- Dyno results from CHP Magazine
  479. Engine coupler
  480. Thru Hull Fitting.. Do they make one that goes the other way?
  481. anther problem
  482. 1997 502 MPI Issues - Vapor Lock?
  483. Ignition Problem- need suggestions
  484. Merc 454 Simple Upgrades
  485. Hydraulic Steering getting tight?
  486. Help me freshen my 502s
  487. kohler generator shuting off-whats up?
  488. Blower motor timing questions?
  489. Throttle Cable adjustments
  490. World Pro Oval Port Heads, Need Rectangulars
  491. 310hp or 330hp - Whats the difference.
  492. Cutting Dash - What to use?
  493. arneson #6 standoff box ??
  494. Captain's Call Exhaust Options and Headers
  495. wheres the pressure
  496. Thru-Hull Exhaust Help
  497. Stroker crank install
  498. Borg Warner 71C Limitations
  499. 540 Cam Question
  500. Battery or Alternator?