View Full Version : General Q & A




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