View Full Version : General Q & A




  1. Twin Disc Tranny
  2. Water pump pulley removal...
  3. B&M 671 mega blower - need info
  4. flame arrestor costs 40 hp?
  5. AC 1 number?
  6. Depth gauge works for 1 min, then 1.2?
  7. Boat plug@transom removal-tight!
  8. PowerValve Selection II
  9. Boost Pressure
  10. Maximus Five-Blade Propeller
  11. Mercury racing
  12. V6 Modules
  13. TRS Borg Warrner trans
  14. Change intake manifolds when replacing carbs?
  15. Looking for feed back on ProCharged 496HO...
  16. Airating a Black Hawk?
  17. Leaking Gil manifold 525sc
  18. Results of changing oil bypass springs on Gen VI 502
  19. Factory Reconditioned B-max Drives Limited Quanity
  20. Overfueling
  21. BIG A$$ cherry picker?
  22. ProCharger/SuperChiller/EFI/Setup
  23. Whipple charger carb?
  24. 502 efi runs WOT at start ??????
  25. Nova II Bravo change X-Dim change?
  26. Teague 509" crate motor
  27. Serpetine belt with water crossovers problem.
  28. Another oil pressure question
  29. Alarm buzzes, temp gauge ok
  30. Storing Bravos in Gear
  31. Flo-Scan probs
  32. Dry Sump oil system
  33. Carb question?
  34. need the right prop
  35. low voltage
  36. What jet size for procharged 502s?
  37. 500 efi NOS
  38. Oil Pressure
  39. Rare?[hull]
  40. Dyno's oil leak part 2
  41. BBC Oil Temp ???
  42. Opinions?
  43. Cam driven water pump
  44. What's in a MCM HP425
  45. Alternative cat props
  46. Msd Question
  47. Water Temp on Blower Intake
  48. question for Bobby Daniels- HD coupler?
  49. Oil in exhaust water - where is the leak?
  50. no water coming out exhaust??
  51. Needing A Larger Cockpit
  52. Big prop or small prop
  53. repairable or rebiuld?
  54. Whipple Charger
  55. Things I've discovered about Weber carbs
  56. OT: trailer brakes quit working.
  57. Merc 2.5 with new EFI
  58. 2.5 Merc Fly Wheel coming loose
  59. another steering question
  60. Outdrive play??
  61. Got my Vaccum readings so what powervalve to use?
  62. Dropping Fuel Pressure
  63. Tach questions?
  64. Sound (silent ...) choice on automatic?
  65. Exhaust Film on Transom??
  66. Max Rs for stock ignition?
  67. 540 STD deck or Tall Deck?
  68. HELP with wiring (trailer)
  69. Merc. Silent choice
  70. water pickup for inter cooler
  71. setting X dimension - #6 to Bravo conversion
  72. Deformed Coupler Splines??!!
  73. drive oil
  74. Trim pump ports
  75. H2O pressure in Oil Cooler? Need Cooler!
  76. Oil Flow/Direction
  77. TRS Drives/lowers
  78. Bravo Sportmasters without cavitation plates?
  79. Outdrive Gear Ratio Question
  80. advice on flushing drive trim pump
  81. procharger single carb box needed
  82. Prop CUP
  83. Bad MSD box?
  84. Alternator question?
  85. Bravo Steering Problem?
  86. Alternator Bracket Needed
  87. Mirage vs Mirage Plus
  88. Need more power! Ideas Please
  89. bottom paint removal?
  90. How to determine Power Valve
  91. Looking for speedmaster props
  92. Timing and HP
  93. timing on 500 hps
  94. Hull limitation
  95. Need HP500 EFI ECM
  96. What size Alternator to run??
  97. bravo1 resevoir overflowing
  98. Steering Ram Identification?
  99. Stripped stud on coil?
  100. Fuel pumps???
  101. Thermostat cover gaskets leaking water
  102. Where in the fuel system should the fuel cooler be on a Procharged motor?
  103. Prop Labbing recommendation & Flame arrester?'s
  104. Hull Damage Repair Help?
  105. 500hp carbed oil filter?
  106. Offshore Throttle's - Gaffrig Performance or Gaffrig Lavorsi ???
  107. "How to adjust IAC & TPS" On Merc EFI
  108. Rapid Fire #1 questions
  109. Propheight twin PM 300's
  110. Engine Failed/ Question is? Long
  111. 502 Water pump impellar?
  112. OK Time to prop this boat, Help.
  113. motor change - what works?
  114. Flame Arrestors
  115. Low {er} oil pressure ?
  116. Speedo Pickup?? Which ones last?
  117. wet exhaust tubing
  118. Blowers and Thermostats
  119. "HOW TO" adjust EFI IAC & TPS -Interested???
  120. speaker ???'s
  121. M3 or M4 carbed procharger needed
  122. prop question
  123. Kiekhaefer Controls Safety Switch
  124. Water temp freeks out???
  125. Speaker Grill Madness
  126. Fresh Water Pump
  127. replacing floor in a cat.
  128. EGT with Prochargers/Whipples
  129. Alignment Tool-Where to buy?
  130. 496 Sea Water Pump
  131. adding mph = frustration
  132. Thanks bobby danials
  133. Rev limiter suggestions for T-bolt 4?
  134. Hole in thermostat??
  135. Small block Ford performance exhaust manifold
  136. Kamma-Lost a prop blade? Need advice
  137. 502 Heat Exchanger End cap blown off,help.
  138. What's wrong with my boat?
  139. Bound up shift linkage
  140. Break in for rebuilt motors?
  141. I need your opinion on gimble repairs
  142. Muff's for Bravo 1 low water pick up?
  143. Anybody HAve any alpha intake grilles laying around?
  144. Wrong oil pressure sender?? Gaffrig gauge...
  145. Carb trouble
  146. MSD wire harness?
  147. went from a 22 Velocity(fast&nimble) to a 26 Velocity (slow&lazy
  148. Still leakin oil!!!
  149. Tailstock/engine allignment question?
  150. Looking for exploded diagram on Mercuiserparts .com????
  151. Water Injection ,,good Kits
  152. Bravo 1 tech question
  153. Bravo 1 tech question
  154. IMCO Shortie on a 29 Fountain
  155. Attn: Moderator - need to post a picture
  156. bravo 1contra rotation
  157. Valve Covers for 1071 blowers
  158. Cat Cranks??
  159. internal exhaust flappers?
  160. depth gauge works 1 min. goes to 1.5 and stays there?
  161. Deep sounder
  162. What Brand Supercharger?
  163. Speedometer pitot mounting location.
  164. Refilling compass.
  165. square bore holly on spread bore intake?
  166. Adjusting Valves
  167. steering parts
  168. 496 wot miss-update, solved! Thanks Dixie Doug.
  169. Tuning a Holley 800 mech sec
  170. Reading an Advance timing light.
  171. high water pressure
  172. hydraulic bolsters not working,,
  173. Distributor won`t advance.
  174. water cirrculating pump drive question?
  175. Donzi Z21 What Prop??
  176. 87 Baja Force 280 Which Prop and What RPM.
  177. 496 on a budget?
  178. Tabs on Cats
  179. Looking for Yamaha OB dealer or parts website in North Jersey
  180. Shop in mid-west .. need whipple work.
  181. K&N filter and Jetting etc.
  182. Oliver parabolic rods?
  183. Black Soot
  184. exhaust help
  185. Oil an water mixing in 502/502 gm BB
  186. Vibration when in gear
  187. Water Pump Runs - No water comes out of Sink??
  188. Changing spark plugs and wires?
  189. Twin Promax 300 - how close?
  190. Scarab 1
  191. My boat is taking on water
  192. Carpet?????? Where to find
  193. 502.... max rpms?
  194. Oppinions please! Changing CG of boat while underway?
  195. Fuel Pump??
  196. Timming Help on 7.4L 330
  197. Truck people, braking question
  198. Air Compressor question
  199. how to set drive toe in/toe out?
  200. Weber Crabs Again
  201. Stroker pans.
  202. HELP,engine hoist?
  203. Break in on new Bravo XZ?
  204. Gauges...weird..weird
  205. SSM IV vs. SSM V ?
  206. Drive shaft questions
  207. Trim Switch help??
  208. 502 MPI Quiz question!
  209. Merc Plastic Dip sticks?
  210. prop question bravo1 vs mirage plus?
  211. how to tell alpha gen 1 from gen 2
  212. formula for calculating valve overlap?
  213. Engine size vs reversion.
  214. How can you tell Kevlar from fiberglass
  215. How long (Chain on Anchor)
  216. Need advice on buying a cam for my 454 mercruiser
  217. Motor never warms up. Advice wanted
  218. Evercoat gelcoat repare
  219. Bad 6AL Box??
  220. Need Help
  221. 496 under water !!!
  222. GD Seal!!!!
  223. How to add fluid to Gaffrig Monster liquid speedo
  224. Vacumn over hydraulic brakes
  225. Thanks OSO folks for the Tech Advice on the Quad Rotor - **VIDEO **
  226. Holley Electric Chokes
  227. need help from the pros / lifter hight V's valve geometry
  228. trs exhaust diverters
  229. Help... Raw water pump leak
  230. seized lifter , Why
  231. Corrosion Protection
  232. 100 mph or bust it
  233. sticking silent choice
  234. Trimming Twin Engines?
  235. Comp Extreme Roller Info
  236. Oil pressure sensor locations
  237. I bought a 1/2" spacer for my drive
  238. Dennis Moore?? Where are you!!
  239. Engine Clatter\Tapping Port on 350 Mercruiser??
  240. How much drive oil?
  241. Question about drive rotation and friction
  242. Engine Mounting Bolts?
  243. Bottom paint? yes or no
  244. Dist Cap for a Merc HP425
  245. holley carb adjustment
  246. Prop Question, diameter & pitch...
  247. What should timing be set at on a 84 330 Mercruiser
  248. Cam selection
  249. Imco Vertical shafts
  250. Roca Speed rails & what it will take to see 80 mph
  251. Holley help
  252. plugging old exhaust holes??
  253. blown 520 idea...need roller cam advice
  254. Holley Alcohol Jets?
  255. trs ?
  256. Peak Power on 330 Mercruiser
  257. Do I need Drive Showers on TRS
  258. SBC head choice
  259. HP500EFI running rich?
  260. 496 Mag HO water circ. problem
  261. Trs question
  262. Best Bravo Drives
  263. Removing thermostats on carburated Mercury Outboard
  264. Warning Buzzers
  265. Help with Accelerator Pump Cam
  266. New 500 Efi Throttle Body Upgrade
  267. Prop Help PLease!
  268. Trim Information
  269. Question on exhaust flappers?
  270. New Valvoline "Not streer legal" synth. oil
  271. multiple batteries???
  272. Advice needed on Cam and Silent Choice
  273. Aluminum Body Holley 750's
  274. Borg Warner Velvet Drive Problem
  275. Help..Oil Cooler Question
  276. Bravo1 Lower Unit - Torque Spec
  277. Where do I mount depthfinder?
  278. Relocating Drive Fill Bottles
  279. When will boost change
  280. Removing Vinyl Graphics
  281. 1st trip = tow Kinda Long sorry...
  282. Thanks Birdog (why OSO works)
  283. Oil Pressure ????
  284. My Dilema
  285. 454 mAG efi TWINS-ecm OR efi PROBLEM??
  286. EMI manifolds on 310 efi
  287. Corsa Solenoids
  288. burning clutches?
  289. New prop - different thrust washer ?
  290. Th OD quit in my 700r4 D is ok should I care
  291. Where to locate the stock water temp & pres. senders in 502MPI?
  292. Help, 500HP Carb Ignition Module needed
  293. gimble bearing
  294. Time to decide on which oil to run this year
  295. King Demon Carbs.
  296. Oil Leak From Hell...
  297. Trailor Brakes/Box in truck
  298. Boat upkeep
  299. "92" Webber carb? 7.4
  300. 500EFI runs then stops
  301. Twin Disc Transmission
  302. Best Oil Filters??
  303. Riser to tailpipe drop length?
  304. Mercruiser dual battery hookup recommendations
  305. Why no supercharged diesels
  306. distributor gear selection/material
  307. Bravo Input Shaft Seal Change
  308. '98 454 Mag MPI - Roller Rocker install
  309. wet sanding question
  310. bolt on timing pointer for 8in. damper?
  311. Need some Help with a Leaky Bearing Seal
  312. more power!!
  313. Milky Oil....bad riser seals?
  314. Follow up to Water in oil, now silver specks
  315. Help!! Better flowing heads and a better intake and less speed!!
  316. quick alpha question
  317. Help needed wiring in MSD 6AL boxes
  318. Best Place to Buy CMI's
  319. Looking for Mercruiser carb. paint
  320. 21ft scarab porpoising
  321. hi-temp on engine
  322. B&M efi hat
  323. Wiring question?
  324. Which gear oil for Kaama drives?
  325. Motor will not turn over
  326. alpha gear ratio ?
  327. Exhaust Help
  328. Larger Shooter or Bigger Cam which first
  329. Gaffrig Monster Tach Light Bulb????
  330. hp 500 mph-prop
  331. What is the best way to check plugs?
  332. Using Holley on SBC
  333. Drew Shotgun Silencer Users!
  334. Leaky pully bearing on my Whipple
  335. gas quality for initial start up?
  336. ignition timing for initial start up?
  337. Initial Start-up on hose
  338. Float Level Adjustment Holly 1050
  339. Need Help, Bent Intake Valve, Why
  340. Too Much Advance?
  341. alpha drive question( please help)
  342. Back fires and Stumbles
  343. Exhaust....
  344. flowscan or another fuel monitoring system
  345. upholstery question
  346. My Motors PART 2
  347. msd 6al box, tach don't work!!!!
  348. msd 6al box, tack don't work!!!!
  349. pro-charger carb box question
  350. 4.3/Alpha help?
  351. Marine Air Conditioning Problem?
  352. York Propeller
  353. Intake and carb setup on a 502?
  354. Fuel Pump
  355. 2much exhaust heat! what does it mean?
  356. Starting problems
  357. closed cooling
  358. Cam Break in ??? Need some advice
  359. CMI vs HP500 exhaust
  360. MSD Marine Box with HP 500 EFI
  361. Small Block Chevy Stroke Question
  362. Stereo junkies,
  363. Compression ratio?
  364. Any magneto experts out there
  365. How do I ship an engine?
  366. XR Drive mid pickups with low water pressure
  367. Scarab construction
  368. Question - How do you set up the distributor with #1 Cylinder?
  369. Unanswerable question?
  370. 1998 502efi and 454 mag efi rev limit?
  371. Broken Valve Spring and More
  372. now it's faster and more RPM's?
  373. 460 ford to bravo
  374. WARNING Napa "no crimp" terminals
  375. Merc/Sierra Impeller Part #
  376. Water temp low????
  377. 1, 2, all, off battery switches....how to correctly hook up the batteries??
  378. MSD 6AL Ignition help
  379. Recommended Dyno Shop In Charlotte Nc.??
  380. drive height for 2000 38 fountain
  381. Looking for water cross overs.
  382. Batt switch and Alternators
  383. Important info if you run Rotella Synthetic. They have a bad batch.
  384. Mirage Props with stenciling
  385. loss of fuel pressure at WOT
  386. Sportmaster clean up
  387. spare tire mount?
  388. gelcoat chip in bottom
  389. Remote Oil filter mount advice needed
  390. Exhaust manifold to riser seal
  391. Holley Carb.Fuel Pump vent hose location?
  392. how much Horsepower?
  393. Question on manifolds temp 1999 502
  394. Overheating 454
  395. revolution marine exhaust ?
  396. Stainless strain relief bushing needed
  397. Mirage 25 VS Mirage plus 25 RPM
  398. carb
  399. Whipple Problem
  400. 454 budget build - What would you do?
  401. Flushing,exhaust question
  402. steering fluid leak
  403. Dual Gauges
  404. prop swap
  405. Mechanical fuel pump-alternative to merc?
  406. Water in the oil first, now silver specks.
  407. Vinyl repair??????
  408. 502mpi coughs, then dies
  409. Knock Sensor testing??
  410. audio warning alarm question
  411. Bravo one oil consumption???
  412. Tunnel tab
  413. Temp Gauge problems again!!
  414. Bennitt Ditgital Tab Indicators
  415. Spark Plug gap , AC Delco Rapid Fire 1
  416. Bought a new laptop, need mapping software to connect GPS
  417. crane box?
  418. 502 fuel pump
  419. gps's used by apba
  420. Paging Houston Props
  421. Donzi X-18
  422. Port Engine wont turn over
  423. Crazy Okies - 1,100 HP - 23' Tunnel
  424. supercharged holley carb?
  425. prop splines,adapter?
  426. Uh oh... water in the oil
  427. msd 6m-2 wiring question
  428. 496 HO stalling????
  429. Explain to me Valve float...
  430. Valve lash?
  431. Bravo 1 steering hard
  432. Ranking Hyd. Steering Systems
  433. Lowering compression for blowers
  434. Rplacement Sportmaster's Lowers For Xr Drives
  435. Replacement Sportmaster For Xr Drives
  436. Sea Swirl Pump
  437. Intake Crossover
  438. Bravo Drive oil Capacity
  439. Help with new Holley 800
  440. Desperatly looking for part in Dallas, TX
  441. Rebuilding/Tuning Holley 4010
  442. my motors
  443. slow 42' Fountain Props???
  444. Loaded ? on Bravo 1 props
  445. mpi scan tool??
  446. Water circulation and quieter exhaust??
  447. Adding a rev-limiter
  448. carb, fuel question
  449. RH Bravo Shifter Question
  450. Holley Carbs
  451. Broken Skeg On Drive
  452. looking for the specs for a 496
  453. Best way to mount oil cooler
  454. #3ssm or 5ssm
  455. Bravo XR question
  456. poly planar cd player
  457. extension box imco vs. land & sea
  458. Shop manual for HP500?
  459. A question about camshaft assembly lube?
  460. Float setting on Edelbrocks
  461. Life span\Hours on a 454Mag?
  462. clutch slipping?
  463. 350 Magnum (carb) questions
  464. water pressure gauge
  465. 502 & 496 heads . will they fit on the same block
  466. What water temp on 1999 502MAG
  467. 496 & 502 exhaust , are they the same???
  468. High water pressure-----Need help!
  469. gill exhaust
  470. Bravo lower unit
  471. Need wiring diagrams. Can anybody help?
  472. Help Carb Guys!!
  473. Throttle Knob - Trim ?
  474. Power steering pump
  475. Engine Rebuild?
  476. help...jetting Holly 830 CFM annular carbs
  477. MERC 2.4 Carb & 6 years
  478. calculating top speed with prop calculator?
  479. Electric fuel pump
  480. injection to carb
  481. what gains from this combination?
  482. Small Block performance upgrade suggestions?
  483. Tailstock bearing lubrication?
  484. Oil & Filters for 496 HO's
  485. Sea Water Pump Service - need advice
  486. Thermostat Replacement
  487. 496 car motor
  488. Fuel Pressure On Holly Carb
  489. 496HO, high rpm miss ????Any ideas?
  490. Hynautic Steering Question
  491. Got my plugs changed!
  492. Cylinder Head Gurus-Question?
  493. Holley 830cfm
  494. baja,s how fast
  495. turbo charger design
  496. Brake bleeding question
  497. Ignition cutout... hard wave?
  498. Help Trs Outdrive
  499. Mercruiser SCANNER...Where can I buy one?
  500. MPI loading up, runs like crap...HELP!