View Full Version : General Q & A




  1. flywheel or flexplate
  2. SC5000 Master reset?
  3. Just testing new avatar
  4. Blew a Spark Plug
  5. Need help to rebuid a mercruiser 454 gen VI
  6. thru hull tips w/flapers
  7. 496 Procharger roll-call
  8. whipple Help!!!
  9. looking for modified 454/502 mpi intake
  10. lock out dist. or run advance, that is the question
  11. Aqua Shade
  12. Water pressure issues. Way too much
  13. Idle surge 502 EFI...HELP!
  14. Growl/vibration in the floor
  15. Reading oil level on the stick...
  16. Oil filter mounts
  17. How low can a 496HO idle?
  18. Gimball ring Bravo 1 wanted
  19. Windshield Screw Replacement / Re-Drilling
  20. 1.5 Years after build...still o.k. to fire up?
  21. Any problems with changing tstat housing styles?
  22. Fuel Pump Relay Question
  23. Plumbing My Eickert Oil Thermostat , Fitting /hose Routing Question
  24. oil cooler
  25. Wiring Harness
  26. Big thanks to RMBUILDER!!!
  27. funky water temps???
  28. Exhaust Question
  29. Lower temp warning switch?
  30. Crap - it's locked up - now what?
  31. Oil Line/fitting ??
  32. Tach Problem
  33. Studs between Bravo upper & lower question
  34. Mercury thunderbolt IV ignition advance module question
  35. 454 Mag Help Needed
  36. 454 mag exhaust choices....Help!!
  37. water reversion
  38. Oil Filter Change
  39. digital kenwood remote
  40. imco drive
  41. TC marine - italy
  42. Excessive steam...could this be the problem?(pic)
  43. HP500EFI Distributor cap
  44. Keeping boat on step
  45. 35 Ex Fountain tails
  46. What about vinyl graphics?
  47. Trim up intermittent, trim down works, still clicks
  48. Crane Fireball Ign. help!
  49. Thru hull fittings....
  50. head bolt torque spec on a 575SCI? Setting Timing?
  51. plenum pop
  52. Big Bore cam suggestions
  53. Calling all EFI/MPI guys
  54. A friend's 502 problem...
  55. Hydraulic assist question Brazil? or Saginaw?
  56. Eddie Marine exhuast Tips
  57. turning my 454 mag into a 500hp
  58. Duramax Diesel for marine applications??
  59. Need Some Help Engine Guys
  60. Oil running too hot
  61. Mercruiser engine HP size ?s
  62. High water pressure
  63. repair steering
  64. 525 cooling questions (2 issues)
  65. bb manifolds
  66. Just got this baby!!!
  67. 454 backfires and misses
  68. Mystery oil leak
  69. Installing a transom mounted pickup?
  70. 502 overheating problem
  71. MSD coil part #8226
  72. merc parts
  73. I think I know the answer.
  74. 1999 454 mag mpi fuel pump
  75. Compression Numbers (in psi) to determine blower compatibility
  76. H20 & Oil Don't Mix
  77. 496ho seawater pump failure
  78. 540 Torque Monster
  79. captains call breaker
  80. Bravo seawater pump belt removal
  81. Procharger for Merc on a 496 Volvo
  82. Merc 502 EFI manifolds
  83. Cometic Head Gasket Part # for a 575SCI???
  84. Bolt on Mods/Upgrades for SB/BB -- Dyno results from CHP Magazine
  85. Engine coupler
  86. Thru Hull Fitting.. Do they make one that goes the other way?
  87. anther problem
  88. 1997 502 MPI Issues - Vapor Lock?
  89. Ignition Problem- need suggestions
  90. Merc 454 Simple Upgrades
  91. Hydraulic Steering getting tight?
  92. Help me freshen my 502s
  93. kohler generator shuting off-whats up?
  94. Blower motor timing questions?
  95. Throttle Cable adjustments
  96. World Pro Oval Port Heads, Need Rectangulars
  97. 310hp or 330hp - Whats the difference.
  98. Cutting Dash - What to use?
  99. arneson #6 standoff box ??
  100. Captain's Call Exhaust Options and Headers
  101. wheres the pressure
  102. Thru-Hull Exhaust Help
  103. Stroker crank install
  104. Borg Warner 71C Limitations
  105. 540 Cam Question
  106. Battery or Alternator?
  107. How do you check the ignition timing?
  108. Gen V to Gen IV Fuel Pump - Sea Pump or Not?
  109. Air fuel meter
  110. Thunderbolt Ignition 454 Magnum
  111. Timing chain oiling on dart big M block
  112. What carbs should I get
  113. MSD advance springs??
  114. gaffrig water temp guage like 70 degrees off?
  115. Help Engine Full Of Water
  116. Adjusting Carb
  117. Opinion on $$$
  118. high pressure fuel pump
  119. Dont laugh !!
  120. Can't get rpm's up?? A TUFF! one here.
  121. Alpha 1 water coming into boat
  122. Anyone running a raylar 203 cam and ECU recal?
  123. MPI experts needed (wiring color code question)
  124. hoses connected to thermostat housing 454 magnum 92'
  125. Checking for rotten stringers and transom Question?
  126. Aeromotive fuel pump
  127. fuel pump
  128. Merc MPI question (wiring harness and distributor)
  129. Desktop Dyno
  130. Extension boxes???
  131. Bravoxr
  132. Miss goes away when #4 spark plug wire is removed?!
  133. Question on a engine and boat combo
  134. torque specs. for my "1991" 502 bottom end??
  135. Need Help merc 2.4
  136. Help! Steering hooked up backwards
  137. Cutting stainless????
  138. pump wire size
  139. 454 Help
  140. Stereo Ignition noise
  141. 496 HO Quick oil change Procedure
  142. Bravo One X Diesel
  143. Aluminum or SS Crossover - Any Difference?
  144. Oil Coolers - Which Runs Cooler - 1/2" or 3/4"
  145. stainless threaded studs
  146. Oil change Question.
  147. '89 7.4L with prob. wiped cam- what grind to use?
  148. jackhammer
  149. 525 sc r.p.m's
  150. Cracks In Bilge/Bulkhead Area
  151. Mech. fuel pump question
  152. Flame if you must - I gotta ask Blower ???s
  153. Stock Bravo lower - what speed is sportmaster style lower needed?
  154. 502CI 4150 carb help
  155. slowing down
  156. Vapor Lock?
  157. need more horse power
  158. Boat Stereo ?
  159. 3" to 4" Riser Conversion
  160. Water pressure guage question
  161. Air/fuel ratio system
  162. Rough water - drive trim or tabs??
  163. octane for 89 330hp 7.4 liter?
  164. Boat won't go straight...help
  165. oil cooler ......
  166. 496 belt problem
  167. up dating prochargers
  168. #4 speedmaster 4 blade props , small shaft
  169. flow rate
  170. Sarasota - Need Mercruiser Mechanic
  171. Oil Filter for 700 Sci
  172. HP500 or modified 502???
  173. Bravo III, how much HP?
  174. Rockers and pushrod lengths
  175. 496 HO Electrical gremlins
  176. 454 mpi question
  177. Cleaning tailpipes???
  178. Imco lower unit
  179. 454 overheating Bravo 1
  180. electric fuel pump mounting
  181. losing rpms
  182. both engines overheating
  183. chrysler 426 hemi
  184. spark plug wires for 1999 7.4mpi
  185. Captains Call problems
  186. down turn mufflers??
  187. Silicon on the bolts?????????????
  188. carb issue
  189. Location of 496 low oil pressure sender
  190. 525 efi getting hot
  191. Ocean city race
  192. how much a 496 ho single engine cost
  193. How to set timing
  194. Yamaha Low Water Pickup
  195. Keith Eickert header question
  196. 502 closed cooling.
  197. trick question
  198. Any Engine Builders Here??
  199. #5 drive Prop shaft seal
  200. Bending S/Steel tubing
  201. torque spec.
  202. Bravo stock lower - price?
  203. Need help with my TV and PS2 install !!
  204. New Exhaust and Dyno
  205. CARB help
  206. removing powerhead on 2.4 merc
  207. Shavings in oil pan
  208. bad gimble or what?
  209. Garmin Gps 2010c To Livorsi Gps Speedo
  210. Rolls of canvas????
  211. Valve height install ?
  212. How do you delete a thread?
  213. 588's oil cooler question
  214. air dock
  215. anyone who comes to Destin/panhandle area
  216. Electric Fuel pums - fuel injection
  217. Great e-bay cams
  218. Compression ratio with 049 heads
  219. total timing on hp 500 and exhaust temps
  220. it's time
  221. Exhaust water temp questions
  222. Anyone have engine knock event recorded by Merc PCM555 ECU?
  223. Gavin Marine
  224. fuel tank contamination
  225. 454 mpi mercruiser.what is max rpm?
  226. ecu with procharger
  227. Most Hour's On A 496 Ho
  228. Procharger fuel preasure issue
  229. Smartcraft Question..
  230. cyclone shorty headers
  231. Looking for a 31' Bullet w/upgrades
  232. engine builders, where's my oil pres. going????
  233. Stock Exhaust To Emi Thunder
  234. Best cylinder heads for a 454
  235. Installation instruction, IMCO Bravo end cap
  236. Saddle tanks?? Who's got em.
  237. knock sensor help
  238. Rust in Engine
  239. 500hp Gurus !!!
  240. need price from snapon dealer
  241. 2 batterys or 1
  242. drew marine mufflers & stabilzer
  243. Has anybody tried an XR BRAVO III prop? or a B-Blades mod on a BravoIII
  244. Bravo XR acting strange
  245. Buzzer Alarm questions
  246. lost power to coil
  247. 525 Rpms
  248. relocating to jacksonville fl.
  249. hp 500 efi ?
  250. EOS Question?
  251. How to remove outdrive
  252. Trim Tab Problem
  253. Cleaning exaust tips
  254. tach problems
  255. need help finding 502 parts
  256. 454 woes..urgent help needed
  257. good anti theft idea ?
  258. No Findy the Correct Carb Size...I think?
  259. Blem Merlin Blocks (Vacuum Failure) ???
  260. 496 mag to ho conversion ?
  261. 575 plugs
  262. Best plugs????
  263. Merc 800 SC e-tops "big tubes"?
  264. Edelbrock cam?
  265. Inverter installation
  266. cam upgrade
  267. Pioneer AVIC-Z1 IN Dash MM Nav System
  268. Any Place To Buy Mobil 1 Mail Order?
  269. Oil type and level for fuel pump housing
  270. ideas on carb size for my 502 ???
  271. What keeps the water out of ...
  272. hydraulic steering and gimbal bearing
  273. 496 Mag HO or 500hp
  274. hard steering
  275. Injector testing procedutre
  276. alpha drive dimensions
  277. 350 MPI S/C - how much of a gain?
  278. fuel pump/sea water pump
  279. Anybody have tickets to cavs
  280. Battery bank hook up?
  281. Doing away with water pump on efi motor ??
  282. 496HO Scantool Fault Code List..?
  283. efi fuel system
  284. recomended fuel pressure setting
  285. Drive indicator cable question.
  286. 496 risers
  287. looking for a used set of bravo III 22" perhaps cupped
  288. Pegged tachometer
  289. fogging blower moters do or dont?
  290. cam for 350 SBC
  291. bow rails
  292. Oil pressure drop on fillters...
  293. Mando Alt. Merc vs. Volvo
  294. Fuel pump question, oil pressure activated switch
  295. Do VIP members get to place a free ad???
  296. Bravo outdrive / transom copatibility
  297. Bravo 1 to HP transom
  298. i need help choosing my 1st powerboat
  299. X-dimension Bravo
  300. need advice
  301. 502 MPI Mercrusier Ideling problem
  302. New mobil 5w-40 synthetic for diesels
  303. Silly question....
  304. Wanted 2 Mercury Water Releif valves
  305. wanted 2 Mercury Water Releif valves
  306. Mando alternator red sense wire
  307. Water in the oil
  308. Keikafer drive indicators
  309. Throttle tension adjustment
  310. Code Question On 2001 496ho
  311. Rusty water leaking from outdrive...
  312. sea strainer hoses
  313. Carb problem or exhaust leak?
  314. Bravo sea pump on Alpha Drive
  315. Best way to setup stereo system and batteries?
  316. bolster seats
  317. 496 Mag RPM Range?
  318. Flush mount through hull water pickup- do they work?
  319. Want to add buzzers - little help
  320. 496 HO oil drain tube problem.
  321. tie bar adjustment
  322. Speeds??????
  323. Plastic steps (inserts)
  324. recommendations on fender size and storage on new Donzi 35ZR
  325. Trailer ?
  326. water in bilge?
  327. 525efi whipple kit
  328. outdrive parts
  329. Torque spec for sbc flywheel bolts
  330. Mercruiser 502 MPI cutting out
  331. help what kind of spark plug MSD
  332. Anyone here a Load Rite Trailer Dealer? HELP!!
  333. 454 Overheating.... HELP
  334. Constant Warning Buzzer - 496 HO
  335. 500 EFI and Corsa Exhaust
  336. Merc ECM tuner needed- VA beach/Norfolk area or within a few hundred miles
  337. Question - I haven't run my engine in almost 2 yrs
  338. Overheating Damage?
  339. Tilt steering replacement question?
  340. changing prop spin
  341. part number info
  342. Overheat first time out.
  343. Hatch Ram Accelerator Kit
  344. 33 CC apache
  345. Dimensions for motor mounts
  346. Where is oil pressure measured?
  347. Two general electrical questons
  348. Steering on an Outlaw....
  349. fluctuating fuel pessure
  350. CMI corrosion problems
  351. Two stage water pump and a Dual water pick up lower
  352. Reasonable Rebuild?
  353. Draining Headers
  354. Mercruiser oil consumption during break-in
  355. leak down test proceedure?
  356. Carburetor or Ignition Problem on S/C 454
  357. Ok What's your guess??
  358. oil filter blew the gasket out
  359. What would cause this?
  360. help..overheating
  361. Low Speed Miss Or Idle Miss
  362. Fuel Problem! help
  363. cam specs.
  364. Paging MikeScarab28XLT
  365. need help- suffering reversion!!!
  366. Bravo problem
  367. fuel pressure
  368. Interior Tie Bar ?????
  369. Help - Over 115 more HP but same RPM!!
  370. Garmin GPSMap 545 - Thoughts?
  371. Need Opinions - Help Guesstimate my 496 Stroker Build
  372. 4.3l mpi upgrades
  373. Closed cooling system on Alpha impeller
  374. Hook in Powerquest 256??
  375. did i do this righT?
  376. SBC Exhaust Upgrade, stock VS modded engine
  377. Major engine help!
  378. EFI distributor cap wiring diagram?
  379. Purging air from Imco dual ram..
  380. NavMan flow meter????
  381. What are these worth ?
  382. SmartCraft SC 1000
  383. two stroke curiousity
  384. Questions about my Cam..???? Need help!
  385. HP500 Oil Thermostat Piping
  386. High idle on a 575SCI
  387. Oil Pressure Issue
  388. cool fuel system
  389. Just installed roller rockers- confused on adjustment- loose rockers after rotating.
  390. cam up grade
  391. Lenco Trim Tabs
  392. knock sense modual for a 7.4mpi vs for a mag
  393. seadoo bombardier 1996 gtx looses power at high rpms
  394. Oil for SSM III
  395. Wow !!!!!!!!!!!!
  396. IAC questions
  397. Building 454 to 496... need help...
  398. 496 Stroker - Stock fuel pump or larger?
  399. New roller 502-peak HP, prop question
  400. Oil Pressure Problems
  401. sea watermounted fuel pump conversion help!!!
  402. 200 volvo dpx500 idle problems
  403. whats next for my 454's?
  404. 500 efi problems
  405. Best method to add O/B steering oil
  406. Troubleshooting Merc 25hp ignition
  407. Engine Guru Help Needed
  408. More Pro Charger tuning Progress and AFR RAtios
  409. Cog Drive Pulley Setup for M-3 Procharger
  410. Solenoids for K-Planes
  411. Oil Pickup Placement
  412. anyone have a 575 sci mercury engine for sale
  413. New cam time?
  414. Anyone know this boat???
  415. Idle Issue
  416. Can a Gen 5 & Gen 6 head be used together on Gen 6 block?
  417. Steering reservoir ?
  418. Yanmar 6LY2STP
  419. Source for 525SC water circulation hoses?
  420. 87 Stinger 260 Advise
  421. siminek performance
  422. WANTED...Rinda/Techmate/Merc scantool for 496HO's
  423. Motor/boat cursed?
  424. 496HO Beep-Beep alarm....then
  425. Oil Leak Repair
  426. Hardin marine-class act people
  427. steering replacement
  428. Av Gas question??
  429. Need Help With Guage Benzels For a 87 Scarab 1
  430. GOODT --time to "Man up"
  431. IN handle trim switch
  432. Merc 525EFI Long Block
  433. Gas tank purging...
  434. Lightning headers
  435. Baja's And No Step Bottom...
  436. Water pressure
  437. 2000 32' Sunsation Dominator dash panels
  438. Spicer Part Numbers
  439. Royal Purple Drive Fluid
  440. Crane HI-6M Advance Setting???
  441. CMI headers
  442. trim tab indicator
  443. RMP redline on 93 502?
  444. raw water pickup question
  445. cmi air pistons
  446. Outdrive Question
  447. Confessions of a supercharger install up-grade, re build and re-build again
  448. 575 Sci
  449. Dead Short or Miss,
  450. Power steering problem
  451. dana marine flow torque exhaust 496Ho
  452. Exhaust setup
  453. Vovlo Penta...no voltage to ignition coil
  454. merc 1075 drysump start up..
  455. Wedge Spacer for Carb???
  456. Water pressure acting up - Can any one shead some light?
  457. Morse cable ends...
  458. Mercruiser OEM Parts
  459. Speedo Problem!
  460. Bulldog surge brakes
  461. Merc. Cap & Rotor or MSD Cap & Rotor
  462. 188 heads on a 540?
  463. Exhaust Maifold Gasket
  464. Cracked 502 head! Anyone have a set to unload?
  465. 2" Livorsi mechanical water pressure gauge
  466. Problems w/ 502 MPI?
  467. ProCharger tips.
  468. Jim in Michigan City
  469. Need help 86 Formula 350 EFI's...
  470. Price for 383 merc crate motor and details
  471. Alpine radio remote
  472. 500 EFI Fuel Pump Problem
  473. 100 hour service?
  474. PLEASE! Need 350 sbc help asap.
  475. total advance on a 550 hp 502 motor?
  476. cooling backflush after impeller destruction
  477. 502EFI exhaust valve seat broke, rebuild time!
  478. douglas marine supply??????????anyone?
  479. Drive Pump Hose Fittings
  480. Formula (ex: HP X Prop, etc =MPH)
  481. 1998 Mercruiser 7.4 L EFI Timing
  482. Aeromotive 1000 stoped working
  483. trs rubber boot question
  484. Prop Swap
  485. Anybody have there torque wrench calibrated??
  486. Does someone recognize this black box?
  487. Compression on 5.7 EFI
  488. 500 EFI Spark Plugs
  489. Water Pump Impellor Change Out
  490. Gaffrig service?
  491. Pistons ???
  492. new coated race bearings any good
  493. Kiekhaefer dual trim switch kit
  494. How to Flush Oil Cooler--Best Away???
  495. help Rpms all over the place
  496. Hey guys
  497. How low is too low for oil, temorary foul up???
  498. How do I advance cam with 3 way cloyes timing chain, SBC
  499. Extended Warranties
  500. 496 Problem...