View Full Version : General Q & A




  1. cam specs.
  2. Paging MikeScarab28XLT
  3. need help- suffering reversion!!!
  4. Bravo problem
  5. fuel pressure
  6. Interior Tie Bar ?????
  7. Help - Over 115 more HP but same RPM!!
  8. Garmin GPSMap 545 - Thoughts?
  9. Need Opinions - Help Guesstimate my 496 Stroker Build
  10. 4.3l mpi upgrades
  11. Closed cooling system on Alpha impeller
  12. Hook in Powerquest 256??
  13. did i do this righT?
  14. SBC Exhaust Upgrade, stock VS modded engine
  15. Major engine help!
  16. EFI distributor cap wiring diagram?
  17. Purging air from Imco dual ram..
  18. NavMan flow meter????
  19. What are these worth ?
  20. SmartCraft SC 1000
  21. two stroke curiousity
  22. Questions about my Cam..???? Need help!
  23. HP500 Oil Thermostat Piping
  24. High idle on a 575SCI
  25. Oil Pressure Issue
  26. cool fuel system
  27. Just installed roller rockers- confused on adjustment- loose rockers after rotating.
  28. cam up grade
  29. Lenco Trim Tabs
  30. knock sense modual for a 7.4mpi vs for a mag
  31. seadoo bombardier 1996 gtx looses power at high rpms
  32. Oil for SSM III
  33. Wow !!!!!!!!!!!!
  34. IAC questions
  35. Building 454 to 496... need help...
  36. 496 Stroker - Stock fuel pump or larger?
  37. New roller 502-peak HP, prop question
  38. Oil Pressure Problems
  39. sea watermounted fuel pump conversion help!!!
  40. 200 volvo dpx500 idle problems
  41. whats next for my 454's?
  42. 500 efi problems
  43. Best method to add O/B steering oil
  44. Troubleshooting Merc 25hp ignition
  45. Engine Guru Help Needed
  46. More Pro Charger tuning Progress and AFR RAtios
  47. Cog Drive Pulley Setup for M-3 Procharger
  48. Solenoids for K-Planes
  49. Oil Pickup Placement
  50. anyone have a 575 sci mercury engine for sale
  51. New cam time?
  52. Anyone know this boat???
  53. Idle Issue
  54. Can a Gen 5 & Gen 6 head be used together on Gen 6 block?
  55. Steering reservoir ?
  56. Yanmar 6LY2STP
  57. Source for 525SC water circulation hoses?
  58. 87 Stinger 260 Advise
  59. siminek performance
  60. WANTED...Rinda/Techmate/Merc scantool for 496HO's
  61. Motor/boat cursed?
  62. 496HO Beep-Beep alarm....then
  63. Oil Leak Repair
  64. Hardin marine-class act people
  65. steering replacement
  66. Av Gas question??
  67. Need Help With Guage Benzels For a 87 Scarab 1
  68. GOODT --time to "Man up"
  69. IN handle trim switch
  70. Merc 525EFI Long Block
  71. Gas tank purging...
  72. Lightning headers
  73. Baja's And No Step Bottom...
  74. Water pressure
  75. 2000 32' Sunsation Dominator dash panels
  76. Spicer Part Numbers
  77. Royal Purple Drive Fluid
  78. Crane HI-6M Advance Setting???
  79. CMI headers
  80. trim tab indicator
  81. RMP redline on 93 502?
  82. raw water pickup question
  83. cmi air pistons
  84. Outdrive Question
  85. Confessions of a supercharger install up-grade, re build and re-build again
  86. 575 Sci
  87. Dead Short or Miss,
  88. Power steering problem
  89. dana marine flow torque exhaust 496Ho
  90. Exhaust setup
  91. Vovlo Penta...no voltage to ignition coil
  92. merc 1075 drysump start up..
  93. Wedge Spacer for Carb???
  94. Water pressure acting up - Can any one shead some light?
  95. Morse cable ends...
  96. Mercruiser OEM Parts
  97. Speedo Problem!
  98. Bulldog surge brakes
  99. Merc. Cap & Rotor or MSD Cap & Rotor
  100. 188 heads on a 540?
  101. Exhaust Maifold Gasket
  102. Cracked 502 head! Anyone have a set to unload?
  103. 2" Livorsi mechanical water pressure gauge
  104. Problems w/ 502 MPI?
  105. ProCharger tips.
  106. Jim in Michigan City
  107. Need help 86 Formula 350 EFI's...
  108. Price for 383 merc crate motor and details
  109. Alpine radio remote
  110. 500 EFI Fuel Pump Problem
  111. 100 hour service?
  112. PLEASE! Need 350 sbc help asap.
  113. total advance on a 550 hp 502 motor?
  114. cooling backflush after impeller destruction
  115. 502EFI exhaust valve seat broke, rebuild time!
  116. douglas marine supply??????????anyone?
  117. Drive Pump Hose Fittings
  118. Formula (ex: HP X Prop, etc =MPH)
  119. 1998 Mercruiser 7.4 L EFI Timing
  120. Aeromotive 1000 stoped working
  121. trs rubber boot question
  122. Prop Swap
  123. Anybody have there torque wrench calibrated??
  124. Does someone recognize this black box?
  125. Compression on 5.7 EFI
  126. 500 EFI Spark Plugs
  127. Water Pump Impellor Change Out
  128. Gaffrig service?
  129. Pistons ???
  130. new coated race bearings any good
  131. Kiekhaefer dual trim switch kit
  132. How to Flush Oil Cooler--Best Away???
  133. help Rpms all over the place
  134. Hey guys
  135. How low is too low for oil, temorary foul up???
  136. How do I advance cam with 3 way cloyes timing chain, SBC
  137. Extended Warranties
  138. 496 Problem...
  139. bravo labbed 24 4 blade throttle up
  140. Anybody have one of these for sale?
  141. Looking for any info - setback boxes
  142. Ozarks fuel ?
  143. Speed loss
  144. Overheating problem.
  145. SBC connecting rod help.
  146. Gil risers (magnum choice risers) wanted
  147. Warning Indicator Lights
  148. 96 Scarab fuel tank problems?
  149. Overheat - How hot is too hot?
  150. 525 SC Popping
  151. Bravo 1 trim wires???
  152. Aluminum Heads In Salt Water???
  153. Replacing and Alternator
  154. Are my heads holding me back????
  155. Out drive corosion help
  156. Tach Sender
  157. Gen 5 or 6
  158. Water problems after blower install..help
  159. lightning water jacketed headers
  160. acid to clean bottom of boat ????
  161. 500EFI - .040 Vs .035 Plug Gap
  162. Can Gen VI Tall Big Block Chevy be Swapped for 496?
  163. Headers for 496HO
  164. Fuel delivery problems
  165. Blue Run-dry Impeller Fit/Performance
  166. Please Fill Me in on Mercruiser Seawater Cooling Systems
  167. Help,I'm sick of this boat already!
  168. Is compression really necessary ?
  169. crosstech machine ??
  170. Pcm 555 Fault Code Specialist Needed
  171. 454 Mag Mpi 540 Easy Hours, Blower Time???
  172. 350 Mag fuel issue
  173. Headrests
  174. what SBC head to run?
  175. Bow Railing Bezels
  176. Boat starting problem...help please
  177. mefi tuning finally available to everyone-CHEAP
  178. Drive showers for Bravo XR
  179. What is acceptable from Carillo?
  180. 496 offshore mounts
  181. What plugs should I use 525EFI
  182. New intercom system, too much wind noise
  183. Transon Exhaust Hole Standard?
  184. Fuel line size...8 AN
  185. Baseline jetting
  186. Dum enough to have installed a flywheel backwards
  187. holley 4010
  188. CMI header/tailpipe flange corrosion problems
  189. remove/clean fuel fitler seadoo gtx
  190. Intake and Head bolt Torque specs for 502 MPI
  191. oil pan gasket
  192. Guages?
  193. XR Drives
  194. 500 Efi
  195. Exhaust silent choice diverter temperature?
  196. Water pressure?
  197. Voltage drop when thru hull exhaust open
  198. oil fittings
  199. ticking noise at low RPM
  200. the most common reason your oil is milky.....
  201. Leak Down Testers
  202. Changed my Barry Grant 750 to 850 and now have a stumble
  203. Drive-line length
  204. Bronze distributor gear install ?
  205. Best vinyl for seat upholstery
  206. octane and timing
  207. steering question
  208. wanted Gil 6" rise tailpipes
  209. Question for Raylar - 496 Cast Piston HP/.rpm limit?
  210. Trim Gauge Sender - Swap
  211. gil exhaust
  212. 525 Merc backfiring
  213. 454 aftermarket intake?
  214. looking for 500 hp's flame arrestors
  215. trim pumps
  216. Merc 383 stroker
  217. Problems with 1996 Sea Doo Challenger.
  218. trailer ?
  219. Fuel pressure???, stock 500's
  220. 496 Eratic performance
  221. Oil Temp Too High 250-300
  222. 454 mpi engine temp question
  223. tweeter/crossover marine seperates
  224. Need Help finding Good Deals on Marinizing Parts
  225. A few questions
  226. High Compression and Cam Choice
  227. Looking for supplier of GM 383 HT 325 HP
  228. SBC Water pump?
  229. Car automatic tranny mechanics onboard?
  230. Ideas to remove stains from cockpit vinyl?
  231. Leaking Silent Choice
  232. Any HP guesses before it goes on the dyno next week?
  233. Stupid question,, trim cylinder white nylon busing
  234. cam selection
  235. Water (circ) pump failure
  236. stock carbs for 00' 500 hp's ? holley ?
  237. What Crank to buy
  238. Fuel pump Priming?
  239. distributers
  240. exhaust steam
  241. Plug wire differences?
  242. Edelbrock Aluminum Heads
  243. Mercathode on outdrive
  244. Sea water cooling
  245. Bent Skeg/lower bravo swap?
  246. Oil line size.........Help
  247. Solid roller lifter on a hydraulic roller cam
  248. Dana Tabs
  249. Shortie lowers
  250. Borg/warner tranny Q's
  251. Need help with jet size
  252. T-stat housing issues
  253. Thunderbolt 4 module needed V8-20 or V6-14
  254. 454 Mag rebuild
  255. Dielectric grease VS water proof grease
  256. 7.4 MPI Bogging under load
  257. crossovers
  258. deal fell thru - need pair weiand 177s
  259. Engine alarm question (Volvo)
  260. HP 6A question
  261. Trim switch
  262. Where to ground Amplifiers?
  263. Hatch Actuator
  264. stand off boxes
  265. Sea Pump delima
  266. GPS Speedo 1998 Fountain Fever 27
  267. Silent Choice/ Captains call install
  268. Really need your help with 350 mag replacement engine??
  269. Help, Valve seats coming out on both motors?
  270. 496 wiring diagram
  271. Third battery
  272. need help
  273. Stock 496 heads
  274. Please, help me build new engines.
  275. 502 mpi shutting down at 5150rpm
  276. Bravo internal shaft coupler?
  277. What's the BEST Long Tube header ??
  278. Battery/Starter Wiring ...
  279. Inner transom plate
  280. Dead Optima CTEK charger?
  281. oil temp climing
  282. Actual Torque #'s for prop nut.
  283. Trim Cyl Rebuild
  284. Mercury 225 4-strokes??
  285. I owe all an apolegy
  286. I owe all an apolegy
  287. I owe all an apolegy
  288. Hull vibration when coming on plane
  289. Wiring Help!
  290. Wanted !!! 496 Ho Cam
  291. Fuel line ?
  292. Holley Carb 800 CFM electric choke?
  293. bow rail
  294. Another fuel question- EFI fuel filter? Can I use my stock merc filter or not?
  295. Maryland salvage yard
  296. Oil preasure ????
  297. out drive bearings
  298. water flow problem SBC Alpha Gen I
  299. Bad valve cover thread
  300. Anybody Built There Own Oil Pan
  301. Fuel Pressure sender question?
  302. SBC Exhaust
  303. Steering actuator
  304. MAT Sensor question
  305. Which water pickup for intercooler?
  306. Dominator 1050 spark arrestor
  307. stereo amp speaker wiring/power wiring
  308. Quadrajet question
  309. Exhaust manifolds
  310. Wanted 500EFI lower intake manifold
  311. Jetting after installing 250 blowers with 850 Barry Grants
  312. 500EFI Flame Arrestors - Options other than K & N
  313. Battery switch and charging question
  314. sten power surface drives
  315. Pistons for Merc575SCI
  316. Any reaso not to pressure wash?
  317. Who Makes Headers For New "ls" S/b ??
  318. 454 Advice Needed
  319. Electrical parts and longetivity....
  320. Charging Voltage
  321. 502 EFI injectors.....
  322. 30 Outlaw, 28 Pantera or 31 Sonic SS
  323. BIO Clean cleaning products yes/no
  324. Help Please Gen VI Timing gears in Mark IV
  325. Procharged 496 cooling
  326. MSD Shift Interupter on Bravo 1?
  327. Poor water circulation??
  328. Mercruiser 454 or 7.4 Serial numbers
  329. Does anybody know or have the cam specs
  330. oil leak
  331. Gill Exhaust gaskets
  332. Trim Tabs?
  333. Exhaust Tips ??
  334. Wanted...slightly used exhaust manifold
  335. Best Catamaran Hull 40'-50'for racing?!?
  336. Water Temp Sender
  337. 500EFI or 525EFI
  338. Anybody Use Dana's Welding in Fort Meyer's Florida for custom fuel tanks ?
  339. cable question
  340. Anyone know a good upholster?
  341. Latham Steering Help
  342. Flywheel Housing Mounts
  343. 496 fuel injector individual replacement?
  344. Anyone have 2 KPM Seawater Pumps?
  345. 27 Excalibur?
  346. CA Welder for high perf. block
  347. 3/8 stainless line with NPT ends??
  348. engine survey in sarasota?
  349. Switch back to mechanical fuel pump
  350. Erratic oil pressure find
  351. Going from thunderbolt V carb to EFI- what distributor to use? (MSD or Merc)
  352. 3/8" fuel line feeding a whippled 454?
  353. water in motor?
  354. Where can I find this piece?
  355. What timing light do you use?
  356. best place to purchase livorsi gauges..
  357. Dock Flotation Question
  358. Corsa Tunable Exhaust Tips
  359. steering
  360. Need 16 rib blower belt
  361. Need Timing Cover Install Help
  362. Need Help Please!
  363. 525 closed cooling question
  364. mx 6.2 mpi cuts out
  365. Gellner engineering
  366. Billett fender holders
  367. No Fire/no Spark Thunderbolt
  368. Gimbal Ring Repair Made Easy
  369. Older b&m pulley needed
  370. Wind Deflectors for Cats
  371. outboard guru's ?
  372. Looking for custom cover for c/c
  373. Looking for a 496 engine cover
  374. 496 HO, closed cooling System?
  375. Ford V10 sparkplugs
  376. Big strokes break drives ??????
  377. 496 Dyno testing and myth busting!
  378. Glue removal
  379. engine set up help
  380. SBC crankshaft part number question...
  381. engines
  382. Exhuast Leak
  383. Blower help, ideas
  384. Source for large stainless cushioned clamps?
  385. ring gears on flywheels
  386. Faria gauges.
  387. little kid wanting to join big boy's
  388. Scorpion Rocker Arms?
  389. Inconsistant dyno readings
  390. trim pump problem
  391. Preventing Valvefloat
  392. square port heads round port intake
  393. Ethanol
  394. Best two-stroke oil??
  395. Eliminator 25 Eagle cuddy door installation......
  396. HOBBS LOW FUEL PRESSURE SWITCH SET UP & installation.
  397. How long will my bravo last???
  398. Fuel pump line ?
  399. Optimum Air/Fuel Ratio for Supercharged Motors
  400. Pros/Cons 383 vs. 454
  401. Helmets Where?
  402. New Gauges... Gaffrig? Livorsi? or Auto Meter Marine?
  403. 496HO Not Spinning up...
  404. Diesel & Baby Oil....
  405. 496 raw water pump leaking
  406. Comparison - Volvo 502 / 8.2 GSi EFI Wiring to Mercruiser Plug
  407. 496 stock manifold question!
  408. CMI TPS Headers
  409. Starter Advice
  410. Need Speedmaster VI transom cut template
  411. Need advice on transacting sale of boat.
  412. 600 Sc's idle problem
  413. Identify a cable crimp?
  414. more 454 power
  415. any power for 6.2's
  416. Valve Covers
  417. broken valve springs
  418. Drive Weight
  419. 2000 HP500 Carb Motors
  420. drive spec. ph#
  421. Proper Octane?
  422. Interstate Batteries Lime Green Tops...
  423. Dead Batteries-Can't Open Engine Hatch
  424. best deal 502
  425. 750s Built by corba ?
  426. Best repower for me????-38 scarab
  427. 5.7 Mercury Internals
  428. 525efi's Lifter issues???
  429. Stellings Headers.. Anyone know what model?
  430. Single hyd assist streering to full hyd
  431. Rollmaster timing set.
  432. OK guys, the motors are out.......
  433. Vee Or Cat Hull
  434. Oil Priming a Mercruiser496
  435. amplifer question
  436. mystery boat
  437. Mounting A/C unit
  438. Composite or bronze disributor gear?
  439. Anyone break a valve spring because they..
  440. WTF...water in the cylinders
  441. CMI Header Testing
  442. Junk In Carb....What is it?
  443. Alpha SS in paper today for $1,500. Is it worth it?
  444. Back Seat Wood/Plastic structure material
  445. Hydraulic Steering - Single Ram - HelpAny
  446. Electric or manual fuel pumps?
  447. Starter needs replaced?
  448. what are these cranks worth
  449. D. Simon Offshore Engines
  450. SBC Cam question.
  451. Can anyone help with some advice?
  452. How do you get the water inlet hose off a Bravo Bellhousing?
  453. HP500. Reguler unleaded or super unleadedgas????
  454. need lightning header gaskets
  455. 502 help please
  456. Hp 500 heating problem
  457. Mold on seats, boat out of storage.
  458. Bill from diamond performance, awesome!
  459. Keith black Pistons??
  460. Ink pen stain
  461. wind deflector???
  462. Bravo 1~ Can't buy individual parts any more!
  463. 572 Engines what differant
  464. GM pistons?
  465. 496 Magnum Flame Arrestor
  466. Looking for a Faria 3-3/4" speed.
  467. please help, who can make this for me?
  468. Why starter solenoid and slave (relay) solenoid?
  469. trim tabs
  470. Upholstery order
  471. Cam Question LSA?
  472. Looking for fountain seats
  473. Where u storing boat fenders?
  474. Outdrive Upper Gear Alignment
  475. Best place to purchase Kaama drive...
  476. In-line Mufflers
  477. SeaFoam in Crankcase
  478. cheapest price are this parts.
  479. Oil change question!
  480. Hp ? ?
  481. Alpine4/3/2 amp help
  482. Transmission alignment to bellhousing
  483. Rod ratio with 9.8 deck BBC
  484. best thing to coat inside of oil pan with????
  485. 496Ho, new dana marine exhaust, holly geeze:)
  486. Baja 226 exhaust
  487. Need help jetting a holley
  488. EddieMarine contact name
  489. I always thought 6's were unbreakable???
  490. Required internals for 6 psi?
  491. Where to buy Hydraulic steering hose?
  492. MPI to Carb Wiring Harness
  493. How hard is it to replace a gimble ring when the engine is out of the boat?
  494. Who Has Ggb Mufflers?
  495. Outdrives out of adjustment???
  496. drive rpm
  497. Name, Phone, Kenner, Louisiana engine builder
  498. impeller on 525efi
  499. octane boost vs 100 no lead race fuel
  500. who has drive bottom painted silver - How to