View Full Version : General Q & A




  1. 7.4mpi STALL?
  2. Replace Merc 5.7 L with GM crate
  3. Adjusting throttle cables
  4. blown head gasket
  5. blown head gasket
  6. Which Oil Pump ~ Hi Volume or STD.?
  7. Gen IV LS6 Heads
  8. Edelbrock Heads
  9. 525 SC motors
  10. Alpha leaking oil
  11. Push rod length checkers??
  12. Roller Rocker tips on 502 GVI
  13. GPS vs. Compass
  14. Gil Manifold
  15. Which First - Full Hyd or Tabs???
  16. Piston ring end gap
  17. I need to add a couple ounces of gear lube, can I do it from the top vent?
  18. OK to switch to synthetic lube in old bravo??
  19. Changing Exhaust Riser Gasket
  20. F350
  21. KAMMA Parts
  22. 1998 454 Mag Engine Scanning
  23. Engine Break In
  24. Max Battery Cable Length?
  25. Hose water pressure when flushing
  26. Truck question
  27. What Oil Filter on 500hp carb?
  28. Anyone know where i can find this???
  29. Deep cycle batteries vs. Marine Batteries
  30. gaffrig tach accuracy
  31. A friend of mine's boat...
  32. How accurate are GAFFRIG SPEEDO'S
  33. Carnage.... #1 u joint and outer belhousing
  34. Shake Down Run, Motor Backfireing at 3200rpms (Whats Wrong??)
  35. Throttle-Up Does It Again....
  36. Bravo rating
  37. Houston, I think we have a problem...
  38. SSM III Transom assemblies are interchangeable
  39. Throttle Cables - who makes the best?
  40. Piston Choice- hypereutectic vs. forged
  41. DUI distributor and rev limiters?
  42. Hp 525 And A Whipple
  43. Full hydraulic install - removal of old system
  44. Best place for 502 short block
  45. 7.4 mpi SMALL HP INCREASE?
  46. Livorsi drive or tab guage
  47. Setting the Base Timing on a 502MPI
  48. Just popped a cylinder - go for stroker?
  49. carb setup opinions wanted
  50. Pros/Cons/Details - full vs add-on hydraulic steering
  51. jaws 24
  52. Cleaning neglected aluminum wheels??
  53. Bravo 1 shift cable is bound up
  54. 22' / 23' Boat and tabs
  55. What's the difference between the Xr and Xz
  56. 454mpi vs 6.2??????
  57. cc of small oval part heads
  58. 575SCI blower oil change.
  59. Temp sending units
  60. HP500 merc/dart intake fitment?
  61. Sender resistance values (merc compatible)
  62. Merc Alien Cowls
  63. Loose screw fix, HEY BRS what was your fix?
  64. A couple of questions
  65. Does any one have a set of fuel injectors?
  66. Need new throttles
  67. 500hp gauge readings
  68. Belt numbers for 1994 454 mag carb??
  69. Installing Lectrasan need some tech suggestions
  70. Will Hydralic valve lifters too tight affect oil pressure
  71. Hello engine builders, I need a little help.
  72. Smartcraft beeps
  73. will not trim up?
  74. Who makes those combo guages?
  75. Power Steering squeals
  76. hp 525 leak?
  77. Trailer winch with 3" drum?
  78. transom thickness
  79. Valve guide clearance...Is there a..
  80. kaama exhaust silencer
  81. Fuel sender HELP
  82. Depth Finders
  83. Weak rocker studs?????
  84. Bravo One speedo plugged
  85. 454 rebuild complete
  86. The OSO Dyno Room
  87. Mirroring enging hatch
  88. Need forged pistons for 454 .030 oversize
  89. 502mag Vs 454mag Efi
  90. 8.8 or 9.5 CR
  91. Using Alcohol To Replace Gas????
  92. new engine going in - need prop
  93. Paging Dave N
  94. Merc 900sc
  95. Formual 400SS-502, 500HP, 500EFI, Volvo 8.2
  96. HOW do you zero trim tabs ???
  97. re-power 2 cents worth
  98. Bravo One pitot blocked
  99. Need comments on engine pic...
  100. Mounting Tabs
  101. Roller lifters input
  102. Carpet glue
  103. Does cool fuel cool supply or return??
  104. "Crate Engines"--What are they/What's Special
  105. Replacement Merc air cleaners
  106. Removal of 496HO restriction plates
  107. Stainless Marine
  108. How to Build 500hp from a 454/420hp?
  109. Cracked Trim Pump Reservoir
  110. Installing Water Thermostats
  111. 6.2mpi upgrades
  112. Raising your X....
  113. measuring "standard Bravo exits"
  114. Fixing chips in drives?
  115. Lean condition. Q-jet help needed.
  116. 351W Rebuild..... injectors, lower intake, etc.
  117. Head Gasket Thickness?
  118. Rubber bushing for nose of Bravo 1 drive
  119. A special thanks to Throttle Up
  120. Mesa delivers Otis Tiger
  121. 30 foot mariah lists to the right.....
  122. Merc. 502 rev limit?
  123. Lightning Headers on a 502 efi?
  124. Swivel shaft seal
  125. Fuel filter?
  126. STARTER MAKING "LOW CYLINDER" SOUND?
  127. Switch wiring question
  128. 454 Mag Carb Vs. 7.4l Efi
  129. What are you using for a drive oil pump?
  130. What weight oil
  131. Calling all gear heads! 496 stroker build up.
  132. B/W 72C parts
  133. Drive Gear Ratio, what to run with added H.P. ???
  134. Torque on 540 and 572 ci
  135. TRS Lower Drive Blueprint
  136. proform distibutors ???
  137. Blowers And Carbs-should I
  138. Are Gen V and Gen VI bbc flywheels interechangeable?
  139. 1996 7.4 LX EFI motors - background and details?
  140. Oil lines, what's what?
  141. alpha outdrive 1987
  142. Jet Dock
  143. rev limiter?
  144. quadrajet choke?
  145. CMI header leaks
  146. Almost Sunk and Burned Up My Boat Yesterday
  147. 496 HO Water Temp and Water PSI?
  148. Amp draw
  149. Will Gen 6 bbc heads work on a gen 4 block
  150. CMI tailpipe questions
  151. Hatch quick disconnect
  152. glove boxes for sale??
  153. Cig pulls left
  154. Gasket sets
  155. drive paint
  156. Has anyone been able to remote a light or horn from the stock Merc knock sensor?
  157. Do prochargers make noise @ idle?
  158. hp500 efi cam with b+m 420 mega blower
  159. What's diffrence between HP500, 502, 509 and 540?
  160. Mounting external steering ram
  161. converting to quarter canopies
  162. 90 7.4L intake manifold
  163. Did Merc Make A Carb 454 Mag In 97'
  164. Any draw backs to installing intercoolers on 525sc
  165. bravo drive question.....
  166. Decal Removal....
  167. Difference between Trim Pump and K-Plane Pump
  168. I need help dialing in a cam, off 3 degrees
  169. Stock flywheels/big power
  170. 502 exhaust upgrade
  171. Trim tab help - electrical?
  172. Composite Distributor Gear
  173. Intake question
  174. Octane : Compression
  175. non colored fittings
  176. Synthetic Hydrualic Oil
  177. Steering Ram Question
  178. Drive alignment problem
  179. starter problem Help please!
  180. What is "X" Dimension?
  181. Hard to start>
  182. Toe IN or Toe OUT
  183. Rtech BIG GUN
  184. what for???
  185. 454 Hours question
  186. Need Help Connecting HEI to shift cutout
  187. What Octane to use on 496?
  188. What Diesel engine did these risers come from????????
  189. Engine bog while trimming outdrive
  190. Maintenance items for HP575SCi ?
  191. Dyno Horsepower?
  192. Holley Carb Advice
  193. HELP? I cant get the Power Steerring Bled
  194. Hatch scoop~install advice??
  195. Quest for speed... gear ratio/prop.
  196. Oil reservoir fitting on inside of upper
  197. muffler extraction
  198. Engine Tech Guys I need advice
  199. Harmonic balancer & pulley question
  200. Single plane vs. Dual plane Intake?
  201. Can't get some of the new lifters to pump up. Help!
  202. beep alarm at 5150 on a 350 Mag Mpi. what is it?
  203. Switchable exhaust clanging noise?
  204. Anyone ever made a lightwieght engine hatch???
  205. water pump durability?
  206. Whipple Stage II Kit for the 496HO (non supercharged)
  207. HP500 EFI Components Needed
  208. manufacturer of lifter in GM 572
  209. Need new valve covers
  210. HP 500 egt guage placement
  211. Procharger and plug gap?
  212. Merc BB rod bolts
  213. Engine Harness Adapter Needed
  214. TRS Outdrive Blue Prints
  215. Gauge Bezel Manufacturer
  216. threaded insert for fiberglass?
  217. Cleaning out the garage..parts listed on ebay..
  218. 575 Blower Bearing Problems
  219. '99 502MPI steering line problem
  220. Increase mileage and power for 69$ ;-)
  221. How Often Should I Grease U-Joints in Drive?
  222. Need G chart for Garmin 215
  223. 280 Tab Seals
  224. Ignition recommendations needed
  225. TRS Outdrive Help Needed
  226. Best chrome/windsheild cleaners?
  227. K & N question for 350 MPI. Want 4bbl sound back!
  228. how fast is this old boat?
  229. Need A Control Box Like This Help
  230. OK, now, no snickers
  231. New Procharger M-1 need advice
  232. New U-bolts Ready To Ship
  233. power steering hose's
  234. Oil t-stat question
  235. Trans slipping again
  236. Drive ratios for small blocks/Alpha drives.
  237. Lost 400 rpms on both motors from one week to the next
  238. Need a 28 bravo 1 left hand for a spare
  239. automatic Fire extinguishing system
  240. Imco Lowers
  241. Rusty block- how rusty is too rusty??
  242. Changed oil, lost 3-4 mph on top end!@$?
  243. Augie shows his Avis card arrive and drive
  244. Mesa Congratulates AFA Racing's Miami Effort
  245. 525 sc & 2 3\4 top blower pullies
  246. Good SparkPlug Info...
  247. Power Sterring fluid filter
  248. Electrical Gremlins, or faulty battery hookup?
  249. 350 mag timing tab...
  250. Needing Help on Steering Helm?
  251. repower options
  252. Wanted Drive Spacers
  253. Hydraulic fluid
  254. 496's in a 94 Top Gun????
  255. Tar on non-skid
  256. 496 Map senser/ fuel psi.
  257. Imco drive will not go on.
  258. Carb gaskets
  259. Cleaning roller lifters
  260. 26 eliminator with 525 efi upgrades...
  261. Converting Standard Bellhousing for use with HP gimbol ring
  262. Who knows about Volvo Duoprop drives?
  263. timing
  264. Transducer question
  265. what spark plugs for a 577 n/a 750hp eng?
  266. Costs Drives and Motors
  267. Seatek Turbos k28, k27
  268. What to do with PU in drive after installing a transom PU
  269. Found Archer Electronic Chime behind the dash, what is it?
  270. Perelli flooring, where to buy?
  271. That purple wire....
  272. Bravo 1 drive torque specs???
  273. Priming New Motor
  274. Bravo hinge pin tool
  275. 1.50 to 1.36 gearing ....
  276. 525sc Help
  277. Oil filter question .. these are not the throw away type.
  278. GGB Extreme Mufflers did the job!!!
  279. MB Quart Stereo Upgrade
  280. Gimble Bearing Replacement
  281. graphics new boat
  282. Gear swap
  283. GPS (speedo) wiring question?
  284. Low Coolant Light??
  285. Rebuilding a 500efi???
  286. Oss !!! 1 Week Away
  287. trans fluid ?
  288. Should you use synthetic ( M1 ) in pre 90's low hour motors and drives ??
  289. Consensus on Drive Lube???
  290. Water pressure
  291. silent choice vac pump
  292. clean your boat with shaving cream?
  293. Thru-hull exhaust questions
  294. Correct prop nut torque specs. on Bravo xr drive?
  295. Exhaust stains
  296. Power steering and trim lubes
  297. 1-wire alternator
  298. Break-in Technique for new engine
  299. Beware of Street Style Cars in Pinellas Park, FL
  300. EFI Datalink Connectors--Need to Buy
  301. Trim pump: King Cobra vs Bravo One
  302. Help!! might have bought the wrong prop!!
  303. Prop Selection 24' Baja
  304. Spring Launch Check List
  305. bimini tops
  306. Need nice looking hydraulic steering hoses
  307. MSD Knock sensor
  308. Clarion Marine Amps / Subs
  309. 496 Mag HO Spark Plug Gap
  310. Flame arrestor for 350 MAG MPI
  311. Volvo Outdrive Help!
  312. 502EFI Problem
  313. Head bolt sealer
  314. Tented supercharger manifold
  315. Thunder bolt V Ignition
  316. I need a Starter Fuse Assembly ???
  317. Need boat viewing Help.
  318. mercury trim tabs
  319. blower pulley's available soon.
  320. How to make a dual power steering proportioning valve?
  321. Bladder Tank vs. Fuel Cell ?????
  322. Tie Bar location...?
  323. Help Serious Chatter
  324. difference between a new style and old style bravo
  325. 500 EFI, Help Identify this Part
  326. Mercruiser 525SC blower service
  327. plug wires
  328. Internal flappers missing in exhaust tip question?
  329. Charging 24 volt system off 12 volts
  330. Formula F-206 1987 engine rebuld
  331. Don't Buy New Dock Lines
  332. DESPERITE, 250 blower parts needed
  333. Bravo X/XR rcall notice
  334. Fuel pressure gage and sender question...
  335. Help No Oil Pressure At Sender
  336. Water flow & Exhaust Question
  337. #5 and #6 trim pumps question
  338. Hydraulic steering parts
  339. Best Battery?
  340. Need fittings - Help!
  341. Power Steering Pump Question
  342. Flushing engine
  343. Need help finding oil pickup
  344. RPM cut out
  345. Need a spare bravo one
  346. Water Pressure Difference
  347. Leak at drive
  348. stuck hydraulic lifters - help!
  349. Wanted: any cheap or free :o) thru hull tips laying around?
  350. vinyl protector
  351. Wanted 38' Cig Top Gun
  352. Trailer Needed
  353. Is this an aftermarket add on to a Speedmaster II drive
  354. Water dumping out of Exhst Mnfld . . . into Bilge
  355. Trim Indicator Actuators
  356. In need of water!
  357. trim pump wiring
  358. water suction mystery,pressure is 0 again
  359. engine cuts out at high rpm
  360. Aluminum heads
  361. whats a "rev kit" ???
  362. Spark Plug Gap on '02 Mercury 250 EFI
  363. Water pressure to high...
  364. HP500 flame arrestor needed
  365. PS Pump GPM?
  366. What would the OD of this #8 fitting be?
  367. Vector 3000 inverter questions
  368. strongest drive? IMCO SC
  369. fuel pressure spikes
  370. Cfm Rating
  371. Leaking drive oil from above bellow area???
  372. Grease the Coupler.....
  373. Best prices on gear lube and Fuel filter/water sep
  374. 496 on ebay
  375. 500 Mercruiser head replacement
  376. mocal oil t-stat
  377. What starter for merCruiser Bellhousing with Coolers
  378. Ideas on isolating an acc noise at 4K???
  379. Power Valves?
  380. How many batteries do you need
  381. kevlar
  382. Exhaust Hose Question
  383. my tow truck is down and there is a poker run this weekend. help!!
  384. obay
  385. wiring diagram for carlin switches?
  386. Outboard Exhaust Relief Port....Relief
  387. Livorsi steering wheel trim
  388. Gears wanted
  389. NEEDED: 99 hp500 seapump bracket-2
  390. removing mercruiser black engine paint??
  391. volvo 375horse to 420 horse?
  392. 2" shortie lower?
  393. Bravo one x diesel v bravo one xr
  394. Intake manifold gaskets
  395. How do I remove decals off a plexiglass windscreen?
  396. Leaky EMi manifolds
  397. Bravo 1 Drives
  398. Is the rear pin for Bravo trim cylinders lagrer than an Alpha?
  399. Looking for props
  400. Clay Bar????
  401. Fume detector
  402. Can you use 3 dual battery switches to run 4 batteries?
  403. water pump hose?
  404. Need Gaffrig volt gauge
  405. Rotary Ride Guide Steering Cable
  406. Dual needle/single gauge trim indicator
  407. TRS upper LH gears
  408. 781 Oval castings all 119CC??
  409. cranking slow,which high torque starter??
  410. Anyone have a MEFI3 ECM For Sale?
  411. valve adjustment
  412. Bravo help needed
  413. 2003 350 MPI, should I change plugs? What kind?
  414. Morse throttles - can lever positions be changed?
  415. Back From Vacation
  416. 454 Mag - Spun Bearing
  417. best place to buy cometic gaskets
  418. bravo upper housing
  419. Engine oil analyzing
  420. Replace speedometer tube on Bravo I?
  421. 502 Mag h20 pressure.
  422. 496 (Mag or HO) Fresh water flush fitting.
  423. Supercharger Question: MEFI3 vs MEFI4 Whipple Mag 454
  424. Need help getting Throttle controls off
  425. Fuel injector cleaning.
  426. Snap help
  427. Throught Hull Pick-ups on Cat
  428. 502 fuel injectors
  429. checking fuel delivery system
  430. 496 Procharger
  431. Salt Water Boats
  432. Adding floation foam?
  433. Where to buy these props?
  434. Free Air / Infinite Baffle Subs
  435. how much HP can a bravo 1 drive take?
  436. Bravo I water hose
  437. Swapping drives, LH-RH
  438. gen5 502 to gen6 using weber 750
  439. oil temp wires on 1990 fountain
  440. Changing Prop or gear ratio
  441. Anybody have Coupler Problems?
  442. Impossible to get to some plugs in 496HO???? Help please!
  443. drive oil change Merc to Synthetic
  444. Need seals for Mayfair hyd cyl
  445. 90 7.4L upgrade?
  446. South Florida Boat Painter
  447. Seperating TRS lower from upper
  448. Piston Rings
  449. Inner Trans Plate Torque??
  450. bravo I hard/slow shift into reverse - advice?
  451. 496 Shift interrupt
  452. Bravo 1 / Hydromotive Prop question
  453. Cool Fuel vs. VST
  454. Dashboard Covering
  455. I.D. of seawater pump hose
  456. Sea Water Pump Question
  457. power steering pump
  458. Paint questions / to primer or not to primer??
  459. HELP... hp500 oilpump and pickup $$$$$$$$
  460. Hydromotive or Hearing?
  461. 540's
  462. Convertible top replacement
  463. Dash voltage gauge needle bounce when key turned on
  464. Need Intercooler for Weiand 177
  465. Marine Mechanic Rates????
  466. Boat Weight
  467. Rev Limiter Question
  468. Bravo Transom Plate Assembly?..
  469. Carolina Engines
  470. Omc renegade prop question
  471. Where is your ignition grounded?
  472. 86 cig fuel system
  473. Green Filter on 496 HO?
  474. whats the max hp a ssm#3'a will handle?
  475. what syn. gear lube for a ssm#3'a drive?
  476. exhaust port corrosion fix
  477. 500 HP's When to freshen up
  478. 90 baja 210 ess pitot pickup
  479. 93 28' redline cat resto
  480. Bravo 1 fluid change…& Maint.
  481. Mallory Unilite Distributor.
  482. 496HO Oil Temp Sender???
  483. Need complete seal kits for an '87. . .
  484. Bad start to the season, bad gas.
  485. Motor starts but does not Rev. Please help!
  486. Hard to shift
  487. Hydrolic leak at transom
  488. How to calculate your top speed
  489. Hyd. Roller Lifters
  490. 32 Skater with supercharged Rtech 800EFIs
  491. Two different modules
  492. Volvo 502 ?
  493. flushing a boat w/ thru hull pick ups?
  494. Coupler question
  495. Keith Eickart
  496. jaws power boats
  497. Fiberglass removal
  498. anyone have mgd motor s phone number
  499. Best Drive Oil
  500. Is This Cam To Big?