View Full Version : General Q & A




  1. Wanted 500hp
  2. EMI Thunder Cast Riser VS SS Riser
  3. top end rebuilds for 500efi +496 ho?
  4. short deck&tall deck cylinder heads?
  5. Whats the difference between #6 wet and #6 dry drive
  6. 525sc octane ????
  7. Merc 525sc Motors
  8. pros and cons on new style bravo 1
  9. supercharger? how does it work
  10. Help, need tailpipes for triple engine setup
  11. Merlin X head
  12. small vs larg oval port heads
  13. four winns liberator speed ?
  14. I Have Some Lab Test Reports On Oem Bravo U-bolts For Gimbal Ring
  15. Cheap upgrades - Exhaust mainifold swap?
  16. I need help!!!!!!!!!!!!!!!!!!!!!
  17. 454/502 Whipple Oil Cooler Bracket Info
  18. Rocker Ratio 1.7 vs. 1.8
  19. how to remove J tubes
  20. 500 efi starting problem??
  21. whipple supercharger side or top?
  22. hp 500 cam specs ?
  23. CMI Headers
  24. Rtech Performance to unveil new supercharging system in Miami
  25. Trailer brake supplier online?
  26. Cylinder Flow Specs
  27. Props off kaama drive same as sm. shaft ssm
  28. Bilge switchs
  29. New noise Drive.... Gimble .....???
  30. Transom Water Pickups
  31. Blown 509 head recommendations
  32. how to take out old carpet????
  33. tunnel ram intake
  34. cam
  35. Spring Maint - Outdrive Removal
  36. Need Help Finding Wheels Centers
  37. Head gasket question?
  38. lightning exhaust
  39. Want to hot up std Merc 454 (330hp)
  40. Dyno #'s HP 500
  41. engine builder who to use?
  42. I did a BAD thing!
  43. who makes the best high perf exhaust
  44. Tie Bar Installation
  45. White Wire on Livorsi GPS Speedo
  46. High compression or low compression.
  47. Speedometer Instal.
  48. Gen VI rear main seal ?
  49. Sirius Antenna
  50. BG carb choice
  51. Fame Arrestor USGA
  52. 496 Procharger install
  53. Blower on 600 merlin???
  54. Mercury Marine Manual
  55. Apology in order...
  56. BOOST,VOLUME and BROKEN ENGINES
  57. spline engagement; bravo staggered
  58. Forged or hypereutectic pistons?
  59. How long should it take to remove/re install engines??
  60. What type sealant for gasoline?
  61. brovo gear case
  62. ATTN: Four Winns Liberator Owners
  63. Hyd. Steering Cyl.????
  64. different style power steering pump brackets
  65. Msd Advance Curve
  66. Will a cherry picker (engine hoist) work for pulling an engine
  67. anyone have take out motors available?
  68. Correct Head Torque
  69. 502/415 MPI Gen VI Camshaft / Computer
  70. A New Style Fuel Pump
  71. 4150 Carb Dimensions
  72. Keyless Ignition Merc
  73. Looking for cam and intake suggestions
  74. How to Grease a Coupler
  75. Thru Hull Scoop
  76. Exhaust reversion
  77. Exhaust thru an extension box
  78. Motor serial numbers?
  79. The difference between a gen..
  80. Getting new gel coat... couple of questions
  81. Winter Is Too Long
  82. Mercury Racing Class I Engine
  83. #6 Drive Spacers needed
  84. Flow-Torq II + 502/415 = ?
  85. SSM#3 install on my Donzi Z-33 Help?
  86. 2.5 HP per cubic inch, How hard is it?
  87. Calling all oldtimers, er, "experienced boaters" - Merc motors over the years
  88. *****cat no more
  89. FORD 351 W Rebuild ... I need advice
  90. Imco 4 x 4 Drives compared to Merc's Bravo Design
  91. special spline grease merc makes?
  92. oil consumption ...
  93. Family & Performance Boating
  94. Throttle Up Propellers on Vacation!
  95. Hi all a newbie question
  96. Pullin 89' 454's installin 99' 502 MPI's
  97. edelbrock victor jr cnc heads
  98. bravo transom assembly
  99. Johnson crank driven pump capability
  100. Spring Break with Throttle Up Propellers and Hydromotive
  101. Jack Plate siezed
  102. Lifting Pirelli flooring
  103. Doing Springs, Lifters too?
  104. Best way to make 600 hp?
  105. Drive shower or not to Drive shower ?
  106. marine carb
  107. who does good gelcoat work in Austin
  108. Installing silent choice exhaust.
  109. 21' cobalt repower 5.7 to 8.1
  110. 496 shift interupt
  111. Marine Carb or Not
  112. ?496 Mag Ho Or Hp 525 Efi?
  113. Run frig off from inverter?
  114. engine rotation ?
  115. Bravo- engaging while in neutral
  116. fountain 42, which power?
  117. Alpha Gimbal Housing
  118. Piston Sprayers
  119. 496 MAG H.O. Torque
  120. what kind of engine wear to expect?
  121. Why Solid Lifters?
  122. 496 Mag HO
  123. Guage panel
  124. Rubber trailer bumpers
  125. Drive Re-finish
  126. Ford 351 Compression Ratio
  127. 4 or 5 blade prop? who has tried both?
  128. Merc model number
  129. Marinizing an HEI
  130. What's a good cam upgrade for a 575SCI??
  131. Go Ahead--RIP MY HEART OUT on this 565cid cam...
  132. Scrap $ Value of Stainless Steel
  133. Crossover info
  134. Carpet/floor/Bolster help
  135. Intake Part#
  136. AN Stainless braided hose ends
  137. Trim pump solenoid
  138. Need Mistress Hatches, Fairing, Helm
  139. adding K planes
  140. " Dennis Moore" type book for 4.3???
  141. GPS survey
  142. Gauge Removal and Updating
  143. Lobe separation
  144. 502 MPI System, whats it worth?
  145. painting boat
  146. Cam timing adjustment
  147. HP for insurance
  148. Looking for Fuel injection.
  149. TRS gimbal ring help needed...
  150. Bravo Shop ?
  151. throttle levers a little off....
  152. What is difference 502EFI / 500HP?
  153. Any way to save rusty block/heads???
  154. Why would pink coolant drain out of 496 mag?
  155. 7.4L & 454 Magnum.
  156. Bravo Top Cap
  157. What is the process of hard anodizing?
  158. Can you guess what this photo is?
  159. Baja 38 special model 2000
  160. experience with UNI-Top CMI??
  161. Double Tie-Bars?
  162. Wet/Dry exhaust
  163. Piston to wall clearance
  164. Picture of IMCO Lowered Alt & P/S Bracket?
  165. anyone running .010 piston to cyl clearance?
  166. speedmaster gimbles
  167. loose hydraulic steering
  168. Theoretical Motor Build Up!
  169. HP 500 Heads
  170. Anybody using the XM to GPS weather radar interface?
  171. Stringer Core Removal Question?
  172. difference's in engine blocks
  173. 454mag rebuild in progress
  174. Ford 5.0 Bigger Cam, Shaving Heads, Roller Rockers... Extra Speed vs Reliability
  175. alt not charging till you rev it
  176. Desktop Dyno 2000 work with WIN XP ?
  177. 496 Draining raw water
  178. What to spray on engine for corrosion?
  179. Tail Pipes For Stellings
  180. blue print hull and dial motors
  181. What do engines weigh??
  182. Newbie: Marine Motor Questions
  183. Need a blower hatch for a 42 Fountain
  184. Doe's boost affect valve spring requirements?
  185. Going from a 502 mag to a 500efi
  186. engine builders
  187. Backfiring Issues
  188. Speed loss thru Bottom paint
  189. p/s pump and engine rotation
  190. Valve seat question
  191. Removing Imron graphics from a Fountain
  192. 502 with low oil pressure.
  193. Blower question
  194. numbers on the top of the pistons
  195. Thermal heat rejection
  196. HP500 Lifter Valley Tray - What's it for?
  197. Cylinder Pressure?
  198. Dyno sheet from Mesa
  199. 575 sci air cleaner ?
  200. New Here... Break in period Cig-20
  201. Digital Cam question
  202. headers flange
  203. Billet crossovers on 575SCi's
  204. Trim Tab Mounting
  205. HYDROCRUISER on COOLANT
  206. Carb Advice, Please!!
  207. Minneapolis area performance marine service?
  208. big jet drive
  209. are carb spacers worth 200 bucks ?
  210. Cleaning aluminum intake
  211. Budget Boat 330
  212. Neutral Safety Switch
  213. Anyone with any experience with bmax drives?
  214. manley valves??
  215. Synthetic for T R S ??
  216. Air Brushing
  217. silent choice or switchable mufflers
  218. Need suggested exhaust for 650 hp bb 540's
  219. intake manifold choice?
  220. Moroso Distributor Timing Indicator
  221. Engine Cradle
  222. HP 500 EFI Valve Spring Update Question
  223. Drive Swap
  224. 8.1 Knock Sensor
  225. Amsoil's New Gear Lube
  226. Which blower system is the best???
  227. jet ski pump condition? How? Kawasaki1100zxi
  228. oops
  229. Single Plane Intake Manifolds.
  230. 454 manifold suggestions
  231. 1993 502 exhaust manifolds
  232. 500HP's to 575's???
  233. Anybody need a pair of CMI tailpipes, half price?
  234. need trim indicator part.
  235. 454 vs. 496 exhaust angle
  236. Stock 502MagMPI Rebuild
  237. 350 mpi cam question
  238. 496 Engine Harness needed
  239. I need an Alpha lower and 4.3 V6 longblock.
  240. Thunderbolt IV
  241. Low water PU's
  242. New BB water pumps for $80???
  243. Rubber bumpers
  244. wet sanding / polishing ??
  245. Sea Strainers
  246. Methanol Additive
  247. Charger custom install
  248. Volvo Penta's new drive system
  249. Fiberglass Repair
  250. Drive recommendations
  251. gear case.com
  252. Parts Needed
  253. Dyno near Milwaukee WI
  254. reversion???
  255. How do I figure boost?
  256. 1100 Rpm @ Idle/ Bad For Xr Drives?
  257. Who does the gimbal overhauls?
  258. Paint removal
  259. I Can Now Fix Your Lower Gimbal Ring
  260. YAMAHA 200VMax 2002 model tech question
  261. engine covers
  262. Diacom Marine EFI Software
  263. Retrofitting a pad to an existing hull...
  264. expert motor builders w/ blowers advise wanted
  265. MerCruiser Power Steering
  266. upgrade a Bravo
  267. ARIZONA SPEEDA & MARINE UPGRADE?
  268. Opinions on painting / coating aluminum swim platform
  269. ITS slop factor?
  270. Does anyone have the Phone number for Joey Griffin's shop?
  271. Alien Cowling FOR YAMAHA 150VMax TRP 1998
  272. Updating a black helm?
  273. Whipple charger on 525EFI
  274. 496 HO advice
  275. which props
  276. Mfgrs claims on weight?Scarab 33'?2000yr
  277. E-a-g-l-e-s!!!!!!!!!
  278. How much is a blown XR worth?
  279. Metallurgical question
  280. Power steering expansion tank
  281. 9:1 compression and a blower with low boost
  282. 454 MPI stalling
  283. dart intakes
  284. Black Silicon Heater Hose
  285. 28 Daytona speed options... What works best?
  286. BBC Heads- worth any $$
  287. HP Gimble?
  288. Fuel Injection
  289. Prop Help
  290. Volvo Marine AntiCorrosion System
  291. Battery Charger Wiring Question
  292. 34 Scarab Repower
  293. Long Term Engine Storage
  294. Grease Fittings On Your Bravo 1 Housing
  295. Best Nose Cone
  296. New Fountain owner, need suggestions on setting up boat lift
  297. Pushrod Help
  298. bravo skeg
  299. O ringed block
  300. What year did Mercruiser go from "v" to serpintine
  301. Prop for TQ or HP for top speed???
  302. what cam with my combo
  303. Wtb 496 Ho Pcm/ecu?
  304. I JUST GOT MY 3" WINCH STRAP UNBELIEVABLE!!
  305. 2001 Ford f-150 super crew,, 4x4 5.4 L front brake rotor removal
  306. Hp500 improvements
  307. Livorsi Controls Conversion
  308. bbc valve cover GM botie
  309. -2" shorties
  310. cutting transom for drive
  311. HP500 Piston to valve clearance
  312. Afr 315cnc - 114cc, Cam?????????
  313. Listen to this blown 383 small block
  314. HP500 Roller Rockers
  315. Mercury 500 Exhaust Help
  316. cam card
  317. Value of 454 Mag Gev V take out
  318. Full Time Mufflers
  319. Vortec Heads
  320. rev limiter on hp500
  321. brodix
  322. Smartcraft for 525EFI
  323. Porting and Polishing heads
  324. exaust mods for 27 datona hp500 ?????
  325. oil temp sender location
  326. Anybody have pics of their hyd. steering rigging?
  327. Carb Advice needed, Please
  328. Need Quiet Exhaust Help
  329. stringer 800 to Merc. adapter plate
  330. bravo xz gimbal bearing
  331. Need Advice on Raw Water System
  332. XRs, XZs, IMCO, ?
  333. Help With Blower Cam.
  334. Big inch small blocks?
  335. How can I get 500 HP out of a 502 EFI?
  336. oil pressure mystery
  337. Thank You Livorsi !!!!
  338. How About Allstate Carburetors???
  339. Difference between Mercruiser 496 Vs. Volvo 496?
  340. 454 mag rev limiter
  341. How Much $ For A 2" Shortie
  342. motor mounts
  343. markIV 454mag dissmantle
  344. pump for filling drive oil?
  345. Air actuated silent choice
  346. Bravo Parts Help
  347. trimtab switch location?
  348. Helping Bravo's Live - Detuning
  349. serial numbers on motors
  350. Volvo Diesel's
  351. you guys w/ bravos & non mercruiser engines
  352. Shop to do a CAM install on my 496MAG in VA?
  353. Reclibrate ECU
  354. Carb jetts and bad dyno
  355. 496ho with wipples
  356. Cajun
  357. cost to replace a transom
  358. procharged hp500efi or whippled 540 carb
  359. The real differences between 496Mag & HO
  360. Asd6 Chain To Gear ?
  361. speed estimate
  362. hp500 shortblock rebuild, done locally?
  363. Aluminum or cast iron manifolds
  364. Hydraulic steering options for twim PM 300
  365. Starters
  366. Starter for 496ho
  367. Oil leaking problem on Bravo 1
  368. Bravo1/XR parts interchange?
  369. 496HO Coupler and water pump price shock
  370. Steering Hub
  371. PC seals and Ferrea valves
  372. IMCO ALT/PS Bracket
  373. mounting tabs
  374. 280s Trim pump leaking
  375. blackhawk drive
  376. Why mechanical fuel pumps on 1000+ hp?
  377. 2'' imco shortie any on a 24 ol baja
  378. Cutting High Pressure steering hose
  379. CHRIS CAT Knowledge ?
  380. carb set up on a 540
  381. desk top dyno
  382. Q-jet Jetting
  383. fuel pump
  384. baja hull question
  385. porting of heads on 496HO
  386. Aftermarket Freshwater Cooling systems ?
  387. Any benifit to blocking off exhaust passage under intake??
  388. Upgrading 454 VolvoPenta DP's
  389. HP500 Valve springs checked ok, engine builder did not replace?
  390. water pressure
  391. imco steering?
  392. Huber transmission flange question?
  393. Restricted Water Passage
  394. 502 mag efi rebuild
  395. How much HP can "new" Bravo's
  396. Who made my BBC port FI manifold?
  397. Service Manuals ...
  398. Model heads on 525sc heads
  399. Electropolishing?
  400. Trade Gen V or Gen VI Block
  401. Fuel Injection on my Gen. VI 454 HO's
  402. Too Lean?
  403. pulse drive
  404. Exhaust Dilema
  405. motor builders advice
  406. Wanted- CMI exhaust for BBC's
  407. Fuel pressure ??
  408. Enderle Fuel injection
  409. Outdrive Rigging Question and Who makes the best shortie drives?
  410. Hull problem???
  411. Hot water shower on 496HO???
  412. Steering
  413. Modified Transoms
  414. 1 inch bravo xr extension
  415. How does gear change affect need for new prop pitch?
  416. painting and repair?
  417. Comp. and leak down
  418. 1990 Baja 320
  419. HP 525 Indtake Swap
  420. Drive shower info KIC Engineering MCO5p??
  421. I need a new carb!!!!
  422. 502 Heads, square or oval?
  423. 502 Gen 6 Bare Block needed
  424. exhaust valves
  425. Pressure check Gill exhaust mani's
  426. XR nosecone
  427. 496 Mag HO with 400hrs
  428. Help, Need for more speed - '05 Fountain 29 Fever HP500EFI
  429. Need a hatch ram for a Cigarette (Merc)
  430. Tandem Trailer Brakes
  431. Trim Tabs Stuck To Transome
  432. power curves
  433. Where can I find 1.36:1 gears for Alpha One?
  434. how strong are bravo ones
  435. Gaffrig Fuel Senders
  436. 500efis with XR
  437. TRS preload
  438. arneson drives
  439. Bravo One LH Rotation
  440. Trim Pump Pressure Relief Valve
  441. What props to buy??
  442. Edelbrock Marine Heads
  443. Speedmaster 4
  444. cutting new speaker holes
  445. Bravo Inner Transom Template
  446. Replacement Pistons for an HP500 EFI
  447. What should spark plugs be gapped at?
  448. Long Block Advice
  449. POS Jeep!
  450. TRS - how to tell the difference between Merc and BW trannies?
  451. Stainless Marine & HP
  452. Rapid Hitch
  453. Anyone have a hailer?
  454. question on heads and cam choice
  455. 650 hp Crate engine from World
  456. Suggest a GPS
  457. How do I make this hole bigger?
  458. Need Speed
  459. reverse spam Whipple 3.3 Carb Polished
  460. Oil Pan- What Style???
  461. Oil pressure varies @ idle
  462. Throttles & shifters like new
  463. Intercooler for 525SC
  464. 454 Merc overheating, PLEASE HELP!!!
  465. ported or aluminum heads
  466. Early style head swap for Vortech? Need help please.
  467. Safely raising a boat for bottom work???
  468. who has a molded into hull water intake??
  469. Keith Eickert Oil Pan Kit
  470. what is the service life of KE bellhsg coolers?
  471. internal flappers
  472. Experts: Runner length and volume?
  473. Stainless Marine or Gil Exhaust
  474. Life of a 502efi
  475. dual water pickup
  476. Backfired .....
  477. 496 ho s with Wipples
  478. drive question
  479. 02 35 fountain prop ?
  480. Blower rebuild
  481. looking for sbc valve cover centerbolt adapters
  482. Whats the diff between a #5 and #6
  483. try to stay awake while driving
  484. konrad conversion
  485. props stamped MAZCO?
  486. props fit what drive?
  487. Engine balancing question
  488. sea strainer install
  489. Running on a hose with an Imco 'SC' lower??
  490. looking for prop advice: 382 FasTech
  491. 525 sc's, yea or nea
  492. Options to quiet exhaust
  493. Which Eagle Crank???
  494. Blue Printing Hull in S W Fla FT Meyers /Cape Coral area
  495. VC Performance Epoxy question
  496. Hydraulic roller cam question
  497. Bravo water Question
  498. BBC oil cooler?
  499. Which gear ratio is better???
  500. New heads?