View Full Version : General Q & A




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