View Full Version : General Q & A




  1. Best conventional straight weight for a 700 Hp engine
  2. 600sci stage 2 probs
  3. Mechanical trim indicators are sticking!!! Help please!!!
  4. Fuel Problem ?
  5. Apache font
  6. Carb to MPI swap (gen iv)
  7. Change springs on HP500
  8. powersteering pump ?
  9. Ignition Fuse
  10. 1990 Black Widow coming along
  11. Msd Billet Distributor
  12. Inverter ground
  13. Restrictor in Prochgr FMU Vac Line, Why?
  14. How much drive oil in the sea water/fuel pump resevoir?
  15. Upholstery Question!
  16. thermostat housing/exhaust/hose routing questions
  17. Ever hear of a Brady Valve (vaporlock)
  18. Thackery spring
  19. merc racing pcm upgrades
  20. Starter Slave Solenoid Location -- 500 EFI
  21. repair a trim cylinder?
  22. Bad fuel pump?
  23. wire questions on 502 mpi
  24. 330 breaking up at 4200
  25. Can you guys use ZZ502's?
  26. Steering getting stuck when turned all the way left???
  27. omc ford 460 coupler
  28. Plug wires
  29. Compression Specs...
  30. O2 sensor - need install location
  31. props
  32. Need headers for 10:1 540EFI
  33. decent cd player for the $
  34. Intercoms
  35. 2000 454 Mag Mpi Starter Issues
  36. basic holley carb tuning question
  37. Gas Tank Pickup tube
  38. Drive trim Question???
  39. Oil cooler recommendation HP500
  40. Need advise on mounting anew compass
  41. Any thoughts of All American Drive Service?
  42. 525SC Clone Upgrades
  43. Cooking Gear Lube
  44. Fountain Ballast Tank?
  45. Best Headers?
  46. HP 500 (carb) upgrade options
  47. 38 fountain lightning vibration!!
  48. ??? Blown bravo one drive
  49. Alarm Sounding
  50. 500 EFI starting issue
  51. 502 mpi problem!!! HELP!!!!!
  52. Looks like I need a sea water pump; anyone have one?
  53. Oil leak on BBC
  54. White smoke from port exhaust
  55. Aeromotive fuel pump pressure drop?
  56. can i use a automotive water pump for circulation?
  57. Trim Switch
  58. choke problem ( I think )
  59. 502mpi ps/oil coolers set up on 496 build
  60. biloxy talkoffshore
  61. Stainless Marine OR EMI Replacement For Stock Exhaust Manifolds
  62. prop selection
  63. EMI thunder thread on bolts
  64. Both motors, #5 exhaust valve N/G
  65. mercruiser mpi wont start
  66. 500hp valve spring replacement
  67. corsa, 1 not opening completely?
  68. WIX Racing Oil Filters
  69. 500 hp short block
  70. Bad day on the water for 1 motor
  71. RPM loss on engine rebuild
  72. Does Livorsi still make the post style connection?
  73. Help needed fast intercooler
  74. Merc 500HP "Blue Motor" Cam & Heads
  75. GEN VI flywheel info needed
  76. x dimention
  77. Tubes on drives to induce cavitation
  78. Steering, Has anyone installed the Teleflex HPS rotary helm?
  79. Fresh water flush questions
  80. Bravo 1 forward- reverse clip question
  81. Digital Gaffrig Gps
  82. Steering Question
  83. exhaust muffler tip question?
  84. Exhaust Extention Questions
  85. Trim display outside your normal trim angle
  86. E3 Plugs?
  87. Question about cast iron exhaust and changing risers
  88. choice of 2 cams
  89. K-Plane and Trim pump fluid.
  90. Bravo X vs XR
  91. Help--got Gas??
  92. No Voltage to Port
  93. prop shaft wobble bravo 1
  94. Water temperature for 6.2 liter mercruiser
  95. 10' gw invader
  96. Question for the carb Guru's
  97. 92 Nova Steering Wheel Replacement
  98. need 496 experts again fuel prob?
  99. Gimbal bearing pullers
  100. Upgrades for 2000 7.4 MPI
  101. Intake gaskets
  102. Air hose from valve cover to breather
  103. what is this beeping noise?
  104. warning beep?
  105. 502 Oil filter questions w/HP500 oil Thermostat.
  106. 496ho constant beep
  107. Survey items on 1999 HP 500's?
  108. 42 fountain
  109. bluechart and C-Map
  110. electric fuel pump questions
  111. more Rochester Issues
  112. thermostat 454mag mpi's
  113. Best oil for 502 MPI?
  114. Eliminator Ride guide, new cable or replace with new helm as well?
  115. hulls, are newer hulls faster then older ones, do they change that much?
  116. msd
  117. Valve Cover Gromets
  118. Best option for 5.7 Mag exhaust replacment?
  119. How much HP was left on the table HP 500 C/R
  120. MEFI help needed
  121. CMI E-Top through prop
  122. 496ho warning beep
  123. Carb backfire?
  124. The HP numbers are in
  125. Use big cam and big heads or procharger
  126. Why use a Crossover vs. water pump?
  127. 502 Mpi Not Starting!
  128. Mercury Outboard Wiring Diagrams
  129. oil cooler water flow question
  130. Wood Floors similar to Cigarette Playboy
  131. any info would help
  132. Ride guide, new cable or replace with new helm as well?
  133. Mufflers for dry exhaust?
  134. 498 Stroker almost complete, few more ??
  135. Water Pressure Gauge Hose, what to use?
  136. Head bolts or studs
  137. hp 500 heads
  138. RPM and Thermostat Advice
  139. slave solenoid
  140. Which coolant in a 496 Mag
  141. Water flow and overheating issues
  142. cross overs
  143. leverage wax on new paint?
  144. msd for tach ??
  145. Sea Foam in with the oil 496HO
  146. msd slip collar
  147. Need Reversion Help
  148. 211 liberator with 350 mag engine upgrades
  149. Seawater Pump - Impeller Replacement
  150. Trim Tab problem
  151. 502MPI Oil Temp
  152. Scan tool for 502MPI ?
  153. Help wanted on Sixdrive
  154. VAPOR LOCK #&%! BLOWS (help!)
  155. Prop Slip to High?
  156. Power Steering "stiff" on my 454 Magnum
  157. i need a part number
  158. Coan 2 speed transmission
  159. Octane and compression discussion
  160. removing corrision
  161. 496 Loosing Antifreeze
  162. 502 MPI RPM Issue
  163. 454 Mag buildup
  164. Best Batteries?
  165. Intercom's
  166. Changed flappers to external now water reversion?
  167. Polishing Keith Eickart Exhaust
  168. Brand new k-planes- one sticks when down, HELP
  169. push rods
  170. Merc. 454/ 330 Torque
  171. How high can you safely mount a remote oil filter?
  172. opinon on jet docks
  173. Need help stumped...
  174. Just got a stinger 260 I need some help
  175. Wipple ECM upgrade- 496 Mag HO
  176. Engine compartment LED's
  177. Mcleod Electric Seat Wiring Diagram
  178. hydraulic drive stands
  179. 1985 40' Excalibur...
  180. Depth Finder Wire
  181. Cabin carpet - Dye POSSIBLE
  182. trim cylinder leaking
  183. Livorsi speedo light
  184. Engine builder question Help!!!!!
  185. SBC 350 Mag Exhaust Headers
  186. Help w/ Livorsi tach zeroing @5000rpms
  187. Rear Motor Mount Setup
  188. rods bluing
  189. Whats a good Valve Spg. - Rem./Inst. tool
  190. broken valve stem seals
  191. Holley Marine 830 leaking?
  192. performance fuel pump relay?
  193. Starters
  194. Valve springs
  195. carb spacer or not on dart intake
  196. odd bank of my engine is warmer than the even
  197. Alpha One Gen 2 Water Pump Parts
  198. Broken bolt. Mechanic liable?
  199. 502 flame arrestor
  200. few questions
  201. External Steering question
  202. How to buff and polish with Leverage.
  203. flame arrestor size???
  204. best fuel pump for me
  205. How accurate is the liquid filled speedometers??
  206. building a smal 177l blower motor
  207. Merc Blue Paint. B8110
  208. crossover hoses
  209. ring gap?
  210. Anyone run the Automotive Crane HI-6 box?
  211. Themostat/crossover questions
  212. Pompano Beach Mechanic
  213. spark plugs
  214. Any Snap-on\Mac dealers?
  215. 496 Ho Exhaust Heat Sensor
  216. Painting a DART INTAKE????
  217. Ramco Fuel Filters
  218. OK, new question :)
  219. Dart Intake...Will it work on my 489?
  220. Water sender question
  221. wont pass 1500 rpms and pops all over the place.
  222. Bigger Blowers. How much gain?
  223. Northstar 6000i Problems
  224. Where to buy new rub rail??
  225. 502 rebuild
  226. 496HO Circulation Pump.
  227. Stock Fuel pump max HP
  228. Bench flowing carbs (How I spent my Saturday)
  229. Wont trim up at speed
  230. What causes gas to turn white?
  231. Cats?
  232. Q-Jet hard starting and stalling at idle
  233. BBC oil pump
  234. Carb HP 500 effect of compression ratio on jetting??
  235. Whipple or Raylar: Problem Free or Not?
  236. OHM reading on plug wires
  237. dead boat, used once. :(
  238. Steering
  239. spark plugs engine temp.
  240. Oil Pressure sender for Livorsi Guage.
  241. plug wires
  242. How much HP do you guys think
  243. 406 Still Giving me a hard time.
  244. 94 gen 5 oil filter question
  245. 1985 wellcraft nova ii
  246. k-plane questions-mainly indicators
  247. Anyone running a GPS speedo head off their Garmin GPS output?
  248. Whats 502 Timing spec on Thunderbolt V w/ Carb.
  249. Hot Coil / No Spark EFI
  250. Rear Seat
  251. Livorsi GPS Antena Battery Thread
  252. 1985 Baja 240 Sport
  253. What is this stuff (goop)?
  254. Evapo rust is Magic
  255. k-plane location??
  256. 500 hp 502 Flame Arrestor
  257. Raw water pump mercruiser 7.4
  258. Bravo 1 bearing installation
  259. Thunderbolt IV Timing 383 Stroker
  260. Barnicle REMOVEL Help
  261. K.K. Trim tab (install)
  262. Livorsi GPS Antenna Help
  263. Prop question for my Powerquest Vyper...
  264. Steering wheel alignment
  265. Touchless Cover
  266. M&W Turbo Kits
  267. Auto halon rebuild
  268. who has some merc press. relief valves???
  269. What would your service dept have charged
  270. Questions about installing bravo 1 and transom assembly
  271. Best way to ship a drive?
  272. 496 cooling circuit
  273. wellcraft nova
  274. Sea strainer installation
  275. Blower guys, are you running AFR guages??
  276. Push rod length
  277. dewinterized the boat and it doesnt look good
  278. looking for prop
  279. questions about my 1983 Corsa 31 foot
  280. Fuel injector flow rate
  281. 502 carb jetting help.
  282. Need Help
  283. trailer guide-ons
  284. fuel pressure gauge install
  285. Seawater mounted Fuel pump, what is in, what is out?
  286. Plug Gap and Timing - SBC
  287. 1996 Baja Twin 2002 Hp 500 Efi Help
  288. GPS speedo - no reading
  289. help
  290. Imco 3 port fuel switch
  291. 496 ho.s run very rich
  292. Swapping out Controls
  293. upholstery
  294. porpoising problems 24 superboat with twins
  295. GPS batterys
  296. Is this for a Bravo 1 drive?
  297. Gil exhaust install problem
  298. Go Fast With Some Room?
  299. Thru hull exhaust noise abatement / muffler
  300. Need help ASAP Please with losing power steering twice now
  301. Exhaust block off plate leaking-502 mpi
  302. speedo fluid?
  303. boat lost spped after chiller installed 575Sci's
  304. 454 oil cooler
  305. 502 MPI rocker help
  306. 1993 454 Mag Piston Rings
  307. Arriva Engine Replacement
  308. Pro charger Cooler
  309. Water temps on both motors
  310. Fountain 29' Open Bow Conversion
  311. Bad Lifters - Now what?
  312. Zero Effort Cable Ends
  313. Newbe to go fasts
  314. corsa dash switch
  315. Q-jet jetting
  316. Yet Another Muffler Delima Thread
  317. Wiring in new DC panel
  318. Prop and Header question
  319. Merc 525 EFI injectors
  320. Basic Plug Stuff
  321. Comp Test results + help with diagnosis
  322. trim indicator cable
  323. 12:1 compression ratio
  324. 1994 454 Mag EFI dies randomly at idle speeds
  325. trim tabs for 89 baja sport 250 with around 450hp
  326. 575sci spec?
  327. Quiksilver Digital Diagnostic Terminal ?
  328. Whippled mx 6.2
  329. Preload 1.7 Crane
  330. 454 --> 496 Build Check
  331. 496 ho serpentine belt
  332. 94 502 MPI cam question
  333. 1995 454 mag mpi cuts out
  334. MSD Box w/ a Thunderbolt Distrib ????
  335. bravo trim pump noise
  336. Volvo Penta 5.7l hesitation
  337. North GA Machine Shop Recommendation?
  338. exhaust ????
  339. Bmax Drive Reservoir
  340. carb. rebuild time
  341. Royal Purple Oil Filters
  342. Engine oil cooler leaking
  343. Engine oil
  344. outdrive
  345. Gibson Bullet Mufflers
  346. boat oxidation
  347. High oil pressure question.....
  348. Dynoed Hawk 525 today, had a problem...
  349. black streaks from snaps?
  350. Bottom Surface Scrubbing off Speed?
  351. Getting ready to do bellows:
  352. Best price on GAUGE BEZELS
  353. Mercruiser 400 TRS
  354. Merc Trans - Any demand or Value
  355. 500 hp carb set up
  356. Help with a SN ID
  357. Flushing the old oil from engine and outdrive
  358. Livorsi bezel popping off
  359. oil temp sender on gen vi bbc-best place to install??
  360. Weiand 177 Blower Pulley Size
  361. Drives, Toe In or Toe Out (Again)
  362. volvo penta 496
  363. Thermostat gasket question
  364. lexan or plexi windshield-has anyone made one?
  365. Top Speed?
  366. water in oil
  367. engine oil cooler question
  368. Merc Zero Effort noise
  369. Converting to studs
  370. Crane Roller Rocker???
  371. cmi mufflers
  372. circ pump to crossover hoses ?
  373. Charging question
  374. Fuel Bladders
  375. Correct Measurement for fuel fill?
  376. Cubes Equals Economy.
  377. Shift interupt on Voyager distributor
  378. Injector cleaning and testing
  379. mild upgrades to a 502efi for more speed
  380. Pressure testing headers
  381. Intermittant alarm
  382. Billet Garmin Mount?
  383. How to check for a wet Transom
  384. Merc 496HO Max Oil Temperature
  385. Can exhaust diverters be painted
  386. water sensor with crossover ??
  387. 406 SBC Problem...HELP
  388. Best mpg rpm non-mag 454?
  389. 496 HO vs Raylar 496 Mag
  390. Help with running rich 7.4L 300 hp
  391. Water in fuel tanks question
  392. 500 efi's die together
  393. Changing 575sci blower oil
  394. 496 Seawater pump
  395. ANYONE RUNNING THE STOCK MERCURY Thermostatic Oil Filter Head and Mount
  396. Fuel Tank And Vent System Design
  397. TRS oil cooler/Thermo - line routing???
  398. BW-C 72 Tranny/cooler line SIZE???
  399. Need some help on motor ,cam choices PLEASE 600 SC or 500 HP
  400. Anyone out there that can help me with the Value of a older CAT?
  401. AN Fittings (where to purchase)
  402. 270 volvo
  403. 502 EFI fuel system questions...
  404. Mercruiser 7.4 L
  405. Bumbers - Where can I find them
  406. Water Pump Flow Rate
  407. crane 741 cam IcL
  408. bell housing
  409. Risers ok for blowers?
  410. How to prevent hatch actuator sleeve from scratching actuator body?
  411. Ehgine Guru Help Needed
  412. Is anybody close to Staunton VA
  413. Port Engine Shuts down various RPMs
  414. Question for the Oil Gurus
  415. need water separator #
  416. gen VI felpro oil pan gasket issue
  417. hp500 jets
  418. Crank Case Vent
  419. wood teak
  420. Type-F in BW tranny's
  421. mirror for engine hatch
  422. Engine Alarms...
  423. Best place to get Synthetic Gear lube?
  424. What diameter exhaust is used on a 496HO?
  425. and another fuel Q
  426. crankcase ventalation questions.... someone please help me! :)
  427. outdrive painting?
  428. Marine Carpet. 16oz or 20oz
  429. road/mooring covers
  430. exhaust for 741 cam shaft whos running what
  431. 1930 Model A
  432. more octane questions
  433. Octane requirements?
  434. hp 500 carb leaking
  435. Drive shower technical
  436. New Cam for my 406 SBC
  437. Best valve seats?
  438. figuring cfm needs for a marine engine
  439. Water Pump Help
  440. Air Dock/Lift size ?
  441. Fuel water separator
  442. Tyler Crockett
  443. WTF is that loud wisssssss sound (motor)help
  444. 575sci redline
  445. Octane boosters
  446. Oil temp sender options on 502 MPI Stock?
  447. Need Valve Seals part #!!
  448. Donzi lower drive
  449. MSD rev Limiters w/o pills ?
  450. 1998 454 MPI exhaust
  451. Slight milkshake on dipstick
  452. Smartcraft SC1000 to EcoScreen
  453. distributor wireing
  454. Holly vs. Mercarb/Weber
  455. engine cuts out momentarily when hitting hard waves...
  456. cap, rotor and plug wires for HP ignition Thunder IV
  457. Restoring Aluminum Diamond Plate
  458. Changing Exhaust Tips
  459. Upper gears: #3,#3A,#4  drives
  460. Transom Assembly Help
  461. New JL M series Amp
  462. Bravo 1 stuck
  463. Will these risers work with a bravo
  464. starter solenoid
  465. tail pipe shine
  466. Engine Hatch?
  467. KPM sea water pumps
  468. 502 flywheel question
  469. Fuel return regulator
  470. 496 Coolant Issue/Question
  471. Gaffrig senders vdo????
  472. 500/525EFI with Whipple Question
  473. 496HO + Bravo I: zincs
  474. Merc Cool fuel
  475. Water leaking from manifold bolt hole....HELP!
  476. hot headers
  477. What head gasket???
  478. break-in
  479. Question?
  480. Merc 575/500 wiring harness problem
  481. 496 Mag to HO
  482. intake valley pan
  483. Intro and two part question
  484. Aftermarket Valve covers on stock merc 502 mpi?
  485. Calling TX car dealers!
  486. How thin can a transom be?
  487. Power steering reservoir / pulley size
  488. mallory ign. boxes (any good?)
  489. Changing single control to dual controls
  490. Tweaking 575sci Fuel Pressure...
  491. Fuel Gauge And Sender Help
  492. power steering system
  493. Silent choice with surface drives
  494. Gas in the Exhuast
  495. Head bolts torque specs
  496. Ilmor Life Span
  497. new livorsi tachs bouncing
  498. Bravo 1 4 blade stainless prop question
  499. valve covers and ventalation questions
  500. exhaust for bigger cams