View Full Version : General Q & A




  1. Removing Corsa Mufflers Need Help Removing or Gut Them?
  2. Which route to go on hydraulic steering?
  3. How much horsepower to go up a prop size
  4. Freshwater pickup.....transom or bottom?
  5. where to get power for elec choke
  6. Retorque head studs after fixing leaks?
  7. What fuel would your run
  8. Valve Cover vent fitting
  9. Milkshake
  10. Throttle and shifter adjustment 1999 26zx?
  11. Bravo 3 tilt switch R&R
  12. why has this been on the market so long ?
  13. Where to Purchase Trailer Bunk Carpet
  14. 280 k planes, what hardware for mounting?
  15. HP500 wiring diagram
  16. Max rpm for using thru-prop exhaust?
  17. Maximum speed with bimini top?
  18. Bravo y pipe weight?
  19. 525 efi rebuilds
  20. Hydraulic Steering Setup
  21. 525 EFI - fuel filter
  22. Weldwood glue for carpet
  23. 525 EFI - Coolant Change
  24. 525 EFI alternator connector ?
  25. what size carb for mercruiser 350 magnum
  26. Another LivorsiGaffrig GPS battery type question
  27. Water Pressure
  28. Dumb? Trim Question
  29. Bennett Trim Tabs not working
  30. Drive Shower Pickups-- Prop Rotation
  31. Sea Water pump rebuild
  32. What am I getting into with a 1998 47' Fountain Lightning that needs new STRINGERS???
  33. water in intake manifold
  34. 575sc blower
  35. Fuel line from duel feed holley
  36. Bravo 3 tilt limit switch
  37. Untra saudade
  38. HP500 Valve spring change....
  39. motors once again shutting off
  40. Props
  41. please help !
  42. dyno exhaust ??
  43. 525SC with crossover...how to route hoses what Tstat housing?
  44. Transmission on 1999 Merc Mag 350
  45. Spark Plug Recommendation
  46. 525 2 stage sea pump vs single stage ?
  47. 2003 Baja Brass boat plug and plate
  48. Lube point 502 Mag
  49. merc manual
  50. Anyone had issues with burrs in the lifter bores on GM Gen VI blocks?
  51. Engine flush kits...
  52. 1997 Falcon 2500 CD
  53. Mounting sea strainer
  54. Replacement of 502 mag mpi heads
  55. 454 mercuiser MPI thermostat
  56. Wiring/ rigging ? Breakers
  57. 502 mpi vortec adjustable fuel pressure regulator
  58. 525 EFI clone
  59. Shifter question
  60. Why this cam in a 420?
  61. 1998 22' scarab owners manual
  62. MSD vs. Mallory electronic
  63. exhaust tips with big turndown
  64. Bravo cut away needed
  65. 454 mag valve interference
  66. Gas shocks (struts)
  67. Heads port size
  68. differance between 365 and 420's
  69. Rebuild 575 SCI's and add closed cooling system
  70. Pin out sheet needed mefi 1 to mefi 4
  71. Information on 31' Aerotech with Twin 600Hp engines
  72. GPS Chartplotter
  73. Another dyno session today
  74. Wiring diagram needed
  75. smartcraft says: estop aserted what to do? 600sci
  76. formula vs. fountain
  77. 700 SC camshaft
  78. Yam outboards: 115 Vs 150
  79. 5.7GSi starts then stalls
  80. Prop Direction and Drive Direction
  81. 496 ho engine hp upgrades?
  82. Fuel Pump Pushrod
  83. merc 525 efi maint.?
  84. 502 Mag Mpi Fuel Pump
  85. looking for procharger guru's
  86. Thru transom cable sealant
  87. high end clever props, are they the biggest rip off ever?
  88. 496 MAG Elbows
  89. Lifter Valley Vents
  90. Gil exhaust question
  91. 525 header removal
  92. Help with serp. Belt 496
  93. Looking for some input on current situation
  94. vessel view on 1999 mag?
  95. Prop Direction
  96. Best flame arrestor
  97. Who made the pistons for Mercury racing in 03?
  98. wiring diagram 700 sci 14-pin connector?
  99. repowing with 1350's?
  100. Imco shorty's on Formula 292 SR-1
  101. HP 630 Lamborghini
  102. 496 MAG HO water issues
  103. XS Power Dry Headers ...Does anyone know what they are worth??
  104. Help Identifying HP500? modified internals and castings
  105. How do you get keepers to release
  106. 525SC upgrades Marine Kinetics Cam
  107. 91 502 MAG Valve Spring and Lifters
  108. Iimor ????
  109. Installing WB 02 in IMCO power flow elbow
  110. Blower on 25 Aggressor
  111. Mystery parts
  112. Oil Pan ?
  113. Cylinder head port sizes.
  114. Need cam help!
  115. Stainless Marine or CMI's
  116. educate me on Sea Strainers
  117. What are you using for lube?
  118. What to do or say.
  119. Y Pipe flappers
  120. would I be wasting my money putting emi thunders on a stock 502?
  121. Oil Pressure and Temp senders location on 502 Mag MPI
  122. 350 mag mpi starts hard warm
  123. Fountain on ebay
  124. leaking header
  125. Roots Blower fuel distribution
  126. ez dock parts
  127. Help me out here
  128. seeking trailer tire advice
  129. oil Pre-lube pump and check valve?
  130. M1 pro charger "ecu tuning"?????????????
  131. 32 Fountain WAS in salt water
  132. TRIM MASTER PUMP Q's.
  133. 502 carb motor ???
  134. powder coating out drives?
  135. bravo 1 upper and lower gear cases?
  136. Can anyone help me identify the gear ratio on this bravo drive based on the serial #?
  137. is this damage or a factory hole on my bravo nose?
  138. Broken stud in EMI Thunder manifold / header??
  139. best foam
  140. Quadrajet limitations?
  141. 502 mag fuel pressure
  142. Simple audio question
  143. Who made this steering column?
  144. New Season Boating Prayer
  145. How do you adjust the tension on a Zero Effort Throttle Control
  146. Is this a go fast hull or am I dreaming?
  147. Cam suggestions for 383 build
  148. Hook in 24 Outlaw
  149. Is it worth it to upgrade intake manifold and carb?
  150. filling bad stringers with "Nidabond"?
  151. Prop Change??
  152. Pro charger and carb Info
  153. Kiekhaefer Aeromarine Hydraulic Steering System Installation Instructions
  154. trusted mechanic ft myers port charlotte
  155. 454 water issues, water in #5 #7 and oil, cant locate source
  156. What gen motors are 525s?
  157. Selecting a manifold for AFR 265's - single versus dual plane - thoughts anyone?
  158. 2001 merc 575 sc questions
  159. 92 or 102mm Throttle Body on 521ci stroked 496 Merc with Raylar Cool Cap intake
  160. Stainless Marine Headers 496 HO
  161. Rotten Stringers
  162. 1988 TRS inner transom plate removal
  163. Blue Fuel Line
  164. labbed prop
  165. Merc 496 Mag Water Leak - Help
  166. Cigarette 20 - Exterior Hardware Update - Bow/Stern Lift Rings Replacement
  167. Power valve in holley.
  168. Vessel view codes?
  169. Where to buy Stainless Mirror for engine hatch??
  170. Strainer for my application
  171. Has anyone put a boarding ladder on a 27 Fountain?
  172. lowrance hds7 on 03 baja 496ho connections
  173. Burned rubber on Stainless riser...
  174. harmonic balancers
  175. Checking for rot and other possible issues. 98 Baja 232
  176. Reverso GP-3010 Series Oil Change System -- any good??
  177. Bow tie block vs ZZ 502
  178. Attn Indy racer
  179. Full hydraulic steering VS. Add on kit What's the difference?
  180. Remove gas from rub rail?
  181. Flipped my first Cigarette.............Beware Its Graphic
  182. Removing fuel rail/injectors on 496 MAG
  183. Looking for a 30foot plus sit down
  184. Fuel Pumps
  185. Fuel injector o- rings etc.. Kits? 454 mag MPI's
  186. Anodized Diamond Plate in colors????
  187. HP500EFI fuel reg questions
  188. Carbed 502 Mag Rebuild Questions
  189. 525EFI Oil Drain hose question..
  190. need help identifying cooling hoses
  191. Electric Fuel pump Q?
  192. Reversion.... am I ok?
  193. Gimble ring repair
  194. 525 efi part conversion
  195. Rex Marine Exhaust
  196. What size tool to remove fuel rail on 454 mag MPI
  197. guidance needed on an efi swap please
  198. Thermostat or no thermostat 502
  199. Drive height 89 Panther
  200. Motorized Battery Switches
  201. Bravo Transom Drill Plate
  202. Drive hight
  203. Opinions on build
  204. How do I fire HP500EFI outside the boat?
  205. Has anyone tried a RPM Air Gap on an otherwise stock HP500
  206. Correct carb for 350 small block...650CFM??
  207. Marine gauges
  208. Cigarette Sea Strainer Gasket
  209. incomplete - Sea Strainers
  210. R Tech Intercoolers, Anybody know how to contact them?
  211. Odd knocking sound on 500EFI XR setup
  212. What to do?
  213. Valve springs 1989 425?
  214. Looking at 1998 Sunsation Aggressor - Questions..
  215. Hinge pin threads stripped
  216. cam for 500efi
  217. Anyone need 41-983 plugs for a 496?
  218. Best upper gimble steering pin?
  219. 502 blocks
  220. builder question?
  221. Distrubitur Question
  222. Hammond Challenger
  223. Oil coolers what size and a few other ?
  224. Low frequency vibration...
  225. lightning headers in a bravo drive 24-7
  226. Hydraulic Steering helm?
  227. Alpha to bravo
  228. Big Chief Exhaust Manifold
  229. Found these interesting..
  230. Has anybody run the Crower offset trunion rockers with longer than stock valves?
  231. Merc 350 engine knock..help!
  232. Dual Ram Hydraulic Steering
  233. alterator on 454 mag help
  234. boat magazines ?
  235. Can anyone help me find the year of my motor?
  236. 525 efi parts
  237. Need a little cam help for small blocks
  238. Jetting with a Blower
  239. What valve covers to clear stud girdle and lightning headers
  240. Stock 500efi/ whipple upgraded map
  241. Cigarette 20 Interior Upgrade with Cigarette Emblem
  242. What is the cam number on a 525 Efi cam?
  243. Cam shaft numbers
  244. ID CAT 3208t no numbers
  245. Anybody using these oil thermostat block adapters?
  246. Blue Anodized pulley 500EFI
  247. Looking for silicone exhaust hose
  248. Need new power steering pump?
  249. Electric Fuel Pump Question
  250. Boat loads difficult on trailer
  251. Temps and Tach
  252. Starter hung up
  253. Whipple Upgrade kits
  254. Opinions on tall deck intake spacers
  255. Dart heads on Mercruiser 8.1
  256. Wiring harness for mercury 525?
  257. 600sc drive ratio vs boost
  258. spinning engine over before firing with the key
  259. HP500 Carbed, RPM, Cam Question
  260. Mechanical drive indicator help...
  261. 500 hp efi nameplate placard
  262. pn for 1997 502 mag MPI's fuel pressure regulator
  263. 502 wiring harness swap!
  264. Race Hatches Latches/Handle assy
  265. Bravo coupler life expectancy?
  266. Reading engine hours that's not in boat
  267. race hull /pleasure sport hull
  268. Can you indentify this cam?
  269. 600SCI Rebuild
  270. How do I convert a Chevy 502 ht into marine application
  271. gear drives
  272. single smart craft gauge?
  273. Braze or Weld Oil Pickup
  274. Max power to TRS drives
  275. Class action lawsuit ( mercruiser) vapor-lock issues.
  276. 525 exhaust spring specs?
  277. Post your engine pics!
  278. K & N Flame Arrestor For HP 500 Carbed
  279. Larger Blowers for 525sc's
  280. 525SC Carb'd vs 500EFI
  281. What thermostat should I run?
  282. Diacom marine or Techmate
  283. want reliable hp out of a 496
  284. IMCO or Sportsmaster Lower?
  285. Question on Raw Water Cooling Routing with Dry Exhaust ?
  286. 525's valve srping Q.
  287. Scatt 9000 crank BB chev
  288. Need help with choosing cam
  289. Flappers in my offshore exhaust tips
  290. Gen VI 496 builds - Stock oil cooler adequate?
  291. 500 efi exhaust
  292. captains call harness
  293. Hitting anything submerged
  294. Mirror sheets for engine hatch
  295. 1996 29' scarab
  296. Top mount starter bell housing for bravo 1
  297. Starter Circuit testing - No action!
  298. Standard Bravo 3 showing wear
  299. Raw Deal Engine rebuild No warranty I Know I'm not Alone Opinions Please
  300. Hydraulic roller profiles?
  301. Question on Pulling my engine
  302. Engine builder
  303. Question about and problem with beehive valve spring retainers
  304. Pink Mold
  305. Hp500 rusted exhaust seats. Need advice!
  306. How much power can you put to a gen v 502 ho block.
  307. Nisonger SuperChargers
  308. Anyone running GGB inserts?
  309. Trim tabs
  310. Looking to go with Gibson 4.5 clamp on bullet mufflers, opinions, videos?
  311. ILMOR and INDY Drive Package
  312. Questions about Sea Strainer and Outdrive Shower
  313. 93 powerquest want to get to 70mph I'm at 64 now. Need advice
  314. Boat never got wet this summer - need advice !
  315. Lets talk distributers
  316. Fuel pump vent system question
  317. Reliable Mods On 502 MAGs?
  318. 502 cylinder heads Quick question?? PLease help
  319. Injector cleaning service southeast mich
  320. Little help needed
  321. Any Disadvantages of Solid Roller lifters?
  322. engine oil
  323. Fuel Cap Chain
  324. Brochure for 20 Foot Cigarette
  325. Break in procedure for new 502???
  326. Stainless bolts thru aluminum
  327. HP500EFI Injectors?
  328. 575 SCI throttle bodies?
  329. 500 EFI Head Question
  330. Sheet Metal intake?
  331. Rattling knocking noise coming from Bravo at full turn
  332. Rack and Pinion vs Rotary Steering
  333. Best vinyl conditioner/protectant?
  334. Looking for infos to convert an 8.2 MAG to HO Version!!
  335. Engine paint question.
  336. Mercruiser 383 and Alpha one?
  337. Best exhaust for 525sc's
  338. welding shop in so. wisconsin
  339. 509" cam
  340. 1996 7.4 liter belt replacement
  341. I want a crossover but should I have closed cooling?
  342. MSD 6M-2 rev limiting?
  343. Merc 525 EFI power upgrades
  344. Upholstry shop recommendations near Hartford ct
  345. 454mpi VI duel in boss 302 putting up have ??????
  346. D... blue drain plugs
  347. Isotta Aria steering wheel..
  348. Combo oil/powersteering coolers
  349. Fuel cooler. Anyone using them?
  350. Ditching the power steering cooler
  351. How big is this oil pan
  352. Stallion Powerboats? Whaaaat?
  353. Closed cooling question? Use 1or 2 water feeds???
  354. Reversion, Reversion Reversion
  355. Question on CMI captains choice exhaust
  356. do most of you run chokes on your carbs?
  357. 496 Manifolds VS 7.4 Manifolds dimensions?
  358. Performance of 496 manifolds over 454 manifolds
  359. Gen 4 454 question
  360. Mercury Optimax '05 150?
  361. Restoration
  362. 525 SC's
  363. water crossovers pros cons
  364. Brochure for 20 foot Cigarette Performance Boat
  365. I.D. this rod
  366. Why 557? What is the big deal?
  367. 2000 47 Lightning - Is staggered 600sci motors feasible vs. trip 525efi? Top speed?
  368. T-Stat housing check balls
  369. NEW 502 blocks
  370. Gen 5 parts into a gen6 block
  371. Crank Driven Water Pump vs Belt Driven Water Pump
  372. converting from alpha to bravo, bravo questions.
  373. 2000 353 formula with 250 blowers
  374. Oberg oil filters
  375. which 502 do I have? it sure would be easy if a parts vendor added a search engine!
  376. pair 500 efis not fireing on no.3 cylinder
  377. How close??
  378. which book do you recomend for servicing big block mercs?
  379. Issues with reversion with this cam and exhaust setup?
  380. Another 7.4l 330 hp mod question
  381. Free To A Good Home
  382. Coating tabs options?
  383. Loudest aftermarket manifolds/headers?
  384. Does anyone use this style of muffler anymore?
  385. Gen 4 heads on a Gen5
  386. Electronics Category Under Technical ?
  387. dry sump conversion
  388. 2005 Baja SST
  389. tubed or manifold for blower motor does it make a difference?
  390. how to ad profile picture
  391. What hydraulic roller cam to use in place of this solid roller cam in my 598's?
  392. how much boost???
  393. Carter Carb "Welsh" Plugs
  394. Challenge: Which boat/model is this?
  395. General opinion carb manifold
  396. Reinstalling headers on a Merc 700
  397. Rust specs in exhaust ports? Is this normal? CMI's done?
  398. Any Com guys on the east coast?
  399. What would be the best ignition modules ??? Info on them???
  400. Water for intercooler
  401. Seawater/fuel pump leaking AND water in exhaust in new build?
  402. Inconel exhaust valves in 500 EFI engines?
  403. Gen 6 454 build in Formula 242ls
  404. Ditching VST for Aeromotive fuel pumps help.
  405. How much fuel pressure for 502 withDemon 850?
  406. Trim Tab Speed
  407. Need a square hub adapter for steering wheel
  408. CMI etops and tail pipe question
  409. Where do you get a gas tank vent cap?
  410. 174 blower on a 454??
  411. Scarab 29 engine vent
  412. Transom lift hooks
  413. super charging a 502 efi.... where to start
  414. 850/900 hp
  415. Cam? Teague stage 2 = Crane 741 ??
  416. Looking for mefi 4b with wiring harness for 8.1
  417. Valve Covers..
  418. Tall deck to short deck?
  419. hydraulic steering helm
  420. Distributor collar needed??
  421. 8.2 MAG HO ECT exhaust manifold paint flaking
  422. Swap 496 Mag HO to 502 Mag HO
  423. 305 SBC upgrades
  424. engine swap 496 ho to 525s
  425. What to expect from blueprinted bottom
  426. How much total timing for Aluminum head 509??
  427. Help with wiring
  428. Looking to add headrests on my sunpad..
  429. Only about 2-3 cups??
  430. Mx 6.2 mpi
  431. 502 heads
  432. Educate me on proper sealants
  433. fuel injection
  434. Fountain 10 Meter Blown 454's TRS drives? Any input
  435. Seawater/fuel pump mounting bracket for V-belt?
  436. Mercruiser Engine Component Coatings
  437. Vinyl coating?
  438. GPS receivers. ?
  439. Starting problem on stock Mercruiser MPI
  440. Mcleod bolster seat ram bent, not working right.
  441. Cleaning fuel tanks and installing fuel filter
  442. Looking at a 35 cigarette cafe ..... Any out there and some advise
  443. formula 292
  444. 377 cu in Scorpion Specs?
  445. Repairing broken end journal on K Plane mounting plate
  446. Max load on stock valves
  447. Low Compression on 525? (new problem, new thread)
  448. Odd failure of exhaust hose
  449. What Is Best & SAFE Way To Disable 525 From Starting........
  450. Air Getting Into Zeiger Steering :/
  451. ecu-882 engine controll-anyone use this??
  452. Car lift for storing boat
  453. Window rubber to hold window in frame..
  454. 383 Stroker High RPM Lean Out
  455. Bleeding add on dual ram IMCO steering system
  456. 496 exhaust wateflow question
  457. Reinstalling MPI back onto a carbed 496 in a 1997 Baja Islander
  458. 049 BB heads
  459. What's the best bow roller I can get?
  460. Merc Racing 600 SCi... give me the scoop please.....
  461. Sub/Amp selection and placement
  462. Marine oil filter versus auto oil filter, any difference?
  463. 2.25 vs 2.30 valves in GM heads
  464. How I can make a 454 to 540?
  465. Is there to much steam coming from my exhaust???
  466. Merc 454 TPI work on 496 with no issues?
  467. convincor 251 engine build
  468. Thinking of running a crossover
  469. Idle air control
  470. 250 vs 420 blower
  471. Looking for some BLUE RUB RAIL
  472. 502 exhaust flappers
  473. Great Article on detonation/preignition
  474. Fountain tailpipes
  475. To Goose or not
  476. so many prochargers for sale, makes me wonder
  477. Best Gaskets
  478. IAC Valve (4.3MPI)
  479. opinions on non-power hydraulic steering
  480. help with new motor swap questions
  481. Building a 454 Heads
  482. 600SCI Upgrades
  483. 6.0 lq4 chevy LS cam input needed
  484. 96 four Winns with Ford 302 rebuild questions
  485. Looking at a hynautic hydro steering kit..explain it all to me...
  486. Engine keeps on runing
  487. 31 fastec propellers
  488. Bravo Yoke Repair
  489. Aftermarket EFI systems. Whos running what??? and feedback!
  490. Digital Ignition Control Box!!!
  491. Engine alarm package?
  492. Carbed 502 fuel line size?
  493. 502 efi cam
  494. Engine Room Cameras
  495. Prop advice
  496. 572sc questions
  497. Christmas Tree Orniments
  498. Stellings Bravo Extension Box Cover Gaskets
  499. shorties on a donzi 33 zx
  500. Anybody using wide band A/F gauges while running?