View Full Version : General Q & A




  1. 32' V-Hull BOW LIFT PROBLEM - 598 BBC 600+ HP HELP OUCH
  2. Whats the problem with this MSD?
  3. Bravo I drive question
  4. Wiring info on sending units
  5. 496 HO and drive hiccup ??????
  6. Bravo I Vibration
  7. oil temps??
  8. 454 Mag MPI
  9. Lower unit
  10. 540 help
  11. Volvo Penta 5.0 won't run
  12. 1075 Merc----What Cam?
  13. Tachometer problem
  14. wellcraft excalibur
  15. pick up coil
  16. Electrical Question - what parts do I need?
  17. Help with motor build
  18. Best Place to buy a Gantry Crane
  19. #3 Speedmasters
  20. Spacer kit for Stainless Marine manifolds
  21. oil temp sender part number
  22. Longer Trim Tabs
  23. Dallas Area Mercruiser Mechanic
  24. Anyone need a Gaffrig fuel pressure sender?
  25. question about different drives
  26. Couger Boat Experience?
  27. Stupid trim tab question.
  28. fuel sending unit problem
  29. Vapor Lock Issue
  30. Procharged small block, boom.
  31. ATTN Service writers
  32. liberator boats
  33. Poor Water Flow At Start Up
  34. Teak-Cleaning
  35. Driving Techniques
  36. What length alternator v-belt do I need for a 350.....
  37. Do HP 500's ever........?
  38. Cam Specs on a stock 350 MPI
  39. Ford 460, oil pressure woo's
  40. Goodt
  41. Carb Cleaner
  42. Bravo Oil
  43. Bravo XR drive
  44. how much oil should i use?
  45. 6s and 1000s
  46. Trim sender switch
  47. Troubleshooting bennett trim tabs
  48. Drive help/advise needed
  49. Motor Compression Problems
  50. Trim indicator actuator?
  51. Interrupt switch part number
  52. Holley Fuel Pump Turning inlet Outlets
  53. blew a bravo 1, where can i get one??
  54. Best pulled motor times
  55. Oil Presure Problem
  56. HELP. New RPM AIR-GAP and hoses do not fit
  57. 460 Ford breaks up at high rpm.
  58. What RPM's (max) should I be turning with my 350 Magnums?
  59. 98 Fountain Fever Prop Ques.
  60. looking for some heads
  61. 1st time- sand in the sea strainer, making it sure it's right (now)
  62. Bravo I Drive Won't Trim
  63. Do I need to rebalance?
  64. what's the difference between 1998 500 EFI and 1998 502?
  65. chad hill ?
  66. Did I make a mistake?
  67. ZZ 502 Spark Plugs--- Help
  68. Drive Trim Help??
  69. Opinions on Max Worx Drives and Phaff Motors
  70. Carbed 454 Help Needed
  71. synthetic oil
  72. pulling drive question
  73. Swain Tech Coatings
  74. Seawater routing?
  75. What's the best way to flush out a holding tank?
  76. Marine Liubrication - The SHORT VERSION
  77. Need help with neighbor's boat overheating
  78. Pics of your toolbox!!!
  79. Blower Motors
  80. High Pressure Fuel Lines
  81. Thanks GOODT
  82. 525's oil in coolant
  83. Aftermarket efi for my motor
  84. New 502 is alot slower than my OLD 502??
  85. Right Angle (90 degrees) in exhaust
  86. What does this mean?
  87. How can you tell if a hull (Scorpion) is cored?
  88. real live licensed electrician needed
  89. mefi 3 ecm
  90. 496 Headers with Corsa Diverters
  91. X dimension ?
  92. Bravo 1 Gimbal ring cracks
  93. Revolution Marine - 240lb wieght savings!
  94. Oil cooler question
  95. KPM water pump problems??
  96. Drive Oil in Bilge
  97. weak fuel pump
  98. Push or pull?
  99. rubber exhaust "S" pipes
  100. Code 33
  101. Overheated Friday Night... How hot is too hot
  102. Canton 8 inch oil pan question
  103. still overheating
  104. Weird 330 problem
  105. Alpha Drive Question
  106. Milk on New 540s Oil Stick - Ideas?
  107. HELP!!! Pressure Checking Gil Mainifold???
  108. Motor Problems
  109. Bravo 1 outdrive help!!!
  110. Can't get the boat hot
  111. Who's got heads?
  112. XR stuck in reverse
  113. Low water pressure
  114. Over flowing Drive fluid
  115. intake manifold thremostat housing is cracked, can it be fixed?
  116. Should mechanic fix it?
  117. Motec CDI 8 - Offshore Marine Application
  118. Speed calculation formula
  119. Inter Coolers on a 575 Merc?
  120. Merc 250xs Info Needed
  121. Toe In / Toe Out ?????
  122. 7.4 Mpi
  123. Need Help Identifying Fuel Injector....
  124. Motor Mount Bolt(s)?
  125. Thank You !
  126. trs drive fluid
  127. who's responsible motor blew up
  128. Formula 312 Power Steering Set-up
  129. Hynautic Steering
  130. Need a new intercooler
  131. UH OH, Rubber Smell, Coupler?
  132. Oil pressure sender problems
  133. Adding a Prochager
  134. Black vent hose
  135. hp500 oil filter recommendation
  136. The Future of Marine Engines
  137. Pcm 555 Act Faults And How Gaurdian Reacts
  138. Old Bravo lower W/ new Bravo upper?
  139. fuel filter
  140. Replacing gimal bearing
  141. Phantom 25 rigging twin - soon there
  142. Looking for Merc 350 Magnum EFI.Covers
  143. Hydraulic steering installation question/problem?
  144. Stud Girdle or No Stud Girdle?
  145. The Truth About Your Dyno Test
  146. Trailer brake ??
  147. Help
  148. Oil Temperature
  149. warning light senders
  150. HELP!! Milky Foamy Sludge in Oil Filler???
  151. carb/jetting ? on 454mag
  152. 454 dipstick length?
  153. RPM Air-Gap compared to Performer RPM
  154. Bash Do You Have Info?
  155. Compression and pump gas
  156. Inconsistant Dyno readings
  157. Mercury 300 pro maX
  158. whipplecharged 500EFI looses RPM
  159. Any 300hp Yamaha Superboats 24
  160. outdrive u-joints
  161. 525SC jetting
  162. were to buy 3/8" stainless steel studs
  163. Garmin GPS chart for New Hampshire?
  164. To: Dave M or Dave N re PCM555 fault codes vs Rinda #94050m Mercruiser Scan Tool
  165. bravo 1
  166. Super chiller
  167. Procharger M3
  168. What price should I ask for 502 mpi parts?
  169. Questions, motor on Dyno
  170. trannie fluid capitacy
  171. Goodt
  172. Whay no Donzi on boattest.com???
  173. Installing Flush Cleats
  174. Livorsi E series mufflers
  175. Engine timing Help ?????
  176. 500 Efi Head
  177. poor idle hp carb 500
  178. cmi 5 inch sound elimination muffler
  179. 1999 454 MPI water temp too high
  180. Friction Control on MERC KIEKAFFER Throttles?
  181. Stainless marine exhaust gaskets ?????
  182. Dry Sump 6 gear oil question
  183. Would this be enough lift?
  184. another hard shifting bravo
  185. Moorse Controls
  186. 496 heat exchanger flush?
  187. 454 mag Serpentine belt part #
  188. battery banks
  189. Dyno - results with 540s
  190. 1.36 bravo 1
  191. 94 502 running problem?????? help!!! pos vapor lock???
  192. has anyone thought of...
  193. water pressure hose
  194. Valet Service or leave in the water?.
  195. procharger question
  196. Bravo one siezed????
  197. Battery Wiring Single Bank
  198. Can a MercII trans be replaced with a velvet drive trans???
  199. HP500 stalls when getting on a plain
  200. What's it worth?
  201. THe difference between 2 ingnition modules
  202. 525 efi water/fuel filter part #
  203. Best Trim Pump Caps?
  204. one engine-4500 other 5000 ?
  205. What size hose for thermostat bypass
  206. 330hp 59MPH @ 4600RPM?
  207. Getting engine back SAGA continues
  208. Silent Choice Exhaust question??
  209. Leaking Gear Lube
  210. High Oil Pressure
  211. alternator/charging question
  212. could someone please do me a favor
  213. 50# of water pressure
  214. What can cuase no oil pressure?
  215. Max rpm on a 525
  216. Oil Pump Question
  217. removing center engine
  218. Scorpion 377 Headders Power Gain?
  219. anyone have a thunderbolt IV laying around
  220. cracked or vapor
  221. Vapor Lock????
  222. Who Makes The Best Oil. Cooler I Need One
  223. Prop puller and steering questions...
  224. insta-trim plates for sale
  225. vapor lock??? HELP
  226. EFI wiring diagram 5.7 1996
  227. Prop pitch reduction for Lake Tahoe
  228. Water Pumps
  229. Plug Choice
  230. Mocal Oil Thermostat
  231. Double Piloted Check Valve help
  232. No OPA Pt Pleasant?
  233. New 38ZR What Power/Drive Should I Get?
  234. steering trouble ?
  235. Help Portland Or.
  236. 496 Ho Pvc?
  237. Looking for Turbulators
  238. anybody have a spare imco drive shower cap??
  239. HP500 EFI Water line size questions
  240. fuel tank pickups
  241. how big
  242. How fast should I be going?
  243. need part by tommorrow
  244. Totally Stumped, Engine Overheat Alarm
  245. Pivot Bushing Threads Stripped
  246. wiring diagrams for Keikafer trim pumps
  247. volt gauge reads......
  248. Kaama drive question.
  249. CMI's or keith ekert headers ???
  250. Putting an engine back in a boat....
  251. bravo 1 lower 2 bolts on transom
  252. Silicone on exhaust tips?
  253. Quick response needed, bias or radial?
  254. Hyd. helm
  255. Cracked block...NEED HELP!
  256. Filling a keikhaffer trim pump through dipstick???
  257. TP sensor, Resistance, Voltage
  258. Gaffrig Control Help?
  259. Prop Tourque Lbs????? Bravo One drive.
  260. HP500 Oil Pressure
  261. How to replace Flappers inside Exhaust Tips?
  262. Need help!!!! What do you think about this engine problem ???
  263. dana flow torque vs. imco power flow plus
  264. control part numbers?
  265. Mercruiser exhaust elbows
  266. Vacuum Leak
  267. GGB Muffler Failure
  268. Looking for Cloyes 9-3149A-5 or -10
  269. Rebuilding old black mercruiser hydraulic steering rams?
  270. n g k plugs
  271. Small Block Cam question
  272. hull coatings for speed
  273. All Tickie... no turnie
  274. Motor breaks up at WOT
  275. Photo shoot
  276. Anyone with BMax Drives?
  277. Need help with oil temp sensors
  278. Change to 1.8 rocker arms, what’s the increase in lift?
  279. Marine Stereo Expert in Jersey?
  280. Trs merc trans problems
  281. What Intake for a 502ci Carburated?
  282. pressure relief valve
  283. Sub Box Fabrication Question.........
  284. Anyone Run Vacuum Pump?
  285. Oil psi
  286. Belt Noise
  287. found - good source for marine wire, etc
  288. Warning Light Stays On
  289. installing new 496 sea water pumps
  290. Dry sump 6 question pleeease
  291. HiVolume-or- Hi pressure oil pump
  292. 496 ecm recalls ?
  293. Cam or Thru-Hulls--Did the site let me down?
  294. 502mpi / 502efi
  295. drive rebuild
  296. Sea Pump Disaster - Opinions Needed
  297. 2 Water Temp. senders?
  298. Mercruiser 502 Mag MPI Compression
  299. side mount control
  300. 496 ho oil leak
  301. 2-4-c versus special lub 101
  302. Anyone Know Who Can Work On A #5 In Nj
  303. Small amount of condensation on my oil filler cap? On 350 Mag engine
  304. Fabricated/Sheet Metal Valve Covers - Where to get some?
  305. BBC Intake: Performer vs. Torker II???
  306. Bleeding the hydraulic circuits for drives and tabs & steering?
  307. thermostat or no thermostat
  308. Marine Audio - Need some input
  309. electric fuel pump automatic shutoff?
  310. timing on a blower motor
  311. bravo issue
  312. 525SC mkIV?
  313. What temp thermostat for a 502?
  314. ventilated piston aka huge freekin hole!
  315. Changed Impellers, now temp gauge problem?
  316. Coast Guard Approved
  317. Mercruiser Drive reservoir overflow
  318. Whats the best marine radio. AM / FM Receiver.
  319. 502 Mpi Coil Failure?
  320. air out of steeringram
  321. Blower Heads World Merlin Oval Vs Rectangle
  322. Staggered engines?
  323. Drive problems
  324. Engine cranks but won't start, Safety Lanyard ?
  325. Drive ratios
  326. Oil Cap
  327. ALPHA vs BRAVO OUTDRIVE TRIM RAMS Q&A
  328. merc 165 water flows???
  329. Wtf
  330. Rev limiter needed for Merc wiring harness
  331. Dyno - what engine adjustments can be made?
  332. overheating
  333. IAC Valve 496 ho same as truck?
  334. Rev Limiter Change?
  335. Tachometer Gremlins !
  336. Thermostat change??
  337. Gaffrig GPS
  338. What is the correct water pressure
  339. Measuring For Tail Pipe Question
  340. 496HO Squeal
  341. how much total timing are you running on your na motors?
  342. BRAVO & ALPHA MERCRUISER OUTDRIVE TRIM RAMS
  343. Boat Detailer So Cal...
  344. Help, won't rev beyond 2900rpm
  345. Repossesing engine parts from marine mechanic
  346. Torque table HP500efi
  347. Need block
  348. Hole in #6 piston 502 EFI
  349. Flushing Salt water- 5 day trip to FWB
  350. Will 1 Weak Engine Hold Back The Other ??
  351. Anyone Know What The Prop Torque Is On A #5
  352. Dry exhaust water dump fittings and placement help.....
  353. SPARK PLUG suggestions...
  354. 97 502/415 Cam Change
  355. 97 502/415 Cam Change
  356. 525 w/cracked headers
  357. What can you tell me about this small block?
  358. Spinning in or out
  359. Trim tab speed
  360. Having trouble finding a Bravo2 prop..
  361. Where Did I Go Wrong, Cam? Intake? Carb?
  362. Which Flame Arrestor?
  363. Electric hatch lift?
  364. Imco Fuel Tank Pickup Tube
  365. Battery Switch Question??
  366. Mercruiser Bravo Outdrive
  367. Odyssey Batteries
  368. Question on Oil Temps & Coolers
  369. Spark Plug Question(s)
  370. Timing Question
  371. setting timing
  372. silencers
  373. Calling all carb, tuning and cooling gurus...
  374. CMI's and 496HO, worth it?
  375. How do you bond lexan?
  376. Halon question - how does it work?
  377. Running out of water
  378. 500EFI tach bounce
  379. Bravo 3 won't shift
  380. fresh water flush
  381. Question on tubing for an A-frame
  382. 525efis and whipples?
  383. 496HO question
  384. 5200 Rpm 50 Mph??
  385. 575 Blower Question
  386. overheating manifolds
  387. What oil to use?
  388. trim tab problem
  389. how do you increase pump pressure in a bw 72c?
  390. Ugh... need 2" of Lid clearance
  391. What would cause dropped exhaust seats?
  392. Home made low water pickup muffs
  393. Anyone have/know of a good deal on some bravo's??
  394. Warmed 454 Intake Mainifold Choices?
  395. exhaust manifold gasket
  396. Scratches on Deck of Formula
  397. Only getting 4600-4800 RPM's???
  398. can you run one drive in reverse full time?
  399. Is this a good deal
  400. Header Bolt torque
  401. Engine update
  402. motor break in woes...Help!!!
  403. Need Procharger help...
  404. Anyone ever used these heads ?
  405. Best Flame Arrestor Flow ???
  406. Looking for a Accelerator Box for single hatch
  407. Headliner problem/question
  408. 1.7 ratio Jesel pro series rocker arms needed !!
  409. Where to connect water pressure line?
  410. Toilet question-pump out type
  411. Water Pressure (Again) on IMCO
  412. Info on Hawk 600SC's
  413. No Start, Slave solenoid?
  414. water spots
  415. drive fluid dripping from water pickup....
  416. Low water pickup plug size
  417. switched from qjet to holley on modded 330
  418. 502 MPI & 140 thermostat?
  419. Need a Crane HI-6M ignition bax part#6000-6462 for NYC Poker Run
  420. 27 profile
  421. coil question
  422. Merc. Racing Blue Paint
  423. Disc Brake Conversion
  424. 496 or 500 efi
  425. Valve spring??
  426. wiped a cam lobe yeterday
  427. Smoke on the water
  428. Idle RPMs on fresh 5.7?
  429. Alphas Question
  430. Help! Stuck Valve
  431. Cannot see timing mark
  432. Silent Choice or not
  433. Measuring for CMI tailpipes...
  434. Hardin Marine Switchable Silencer
  435. What sparkplugs for a 525 EFI?
  436. New Smyrna Machine shops ?
  437. Gaffrig throttle shifters
  438. Flush Fitting for Merc 502 Mag EFI
  439. Height difference? Stock vs Dart.
  440. Paint or Polish Stock 496 Exhaust Manifolds
  441. 502 MPI problems, help
  442. Trim indicator cable
  443. Bravo trim pump vs Volvo (SX) trim pump
  444. 496 MAG lost 400 RPM/4 MPH overnight
  445. Ignition Identity
  446. power steering
  447. 496ho belt question???
  448. Vesuvio Marine Engines
  449. Painted vs. Satin finish???
  450. HP500EFI sea water pump
  451. 454 MarkIV oil bypass
  452. Need help identifying what model 3 wheeler this is
  453. Phone Number of Manufacturer of Lightening Headers?
  454. Water Pressure question? 300 promaxes
  455. Distributor gear ? on my new 502 crate
  456. safe driveshaft angle with stellings ext box
  457. How long to wait on 5200 before use.
  458. If You Want Help
  459. Why is the warning light on?
  460. drive oil reservoir bravo
  461. blower question
  462. Removing Registration Stickers
  463. Help with Octane calculation
  464. Merc 7.4 330 to 502 Ignition change
  465. XR's to#6 drives need help
  466. liquid speedo
  467. Bravo XZ drive Gods please help
  468. Any problems with Lightening Headers?
  469. Anyone seen this happen to a distributer?
  470. CMI 496 headers
  471. How to replace a Bravo trim hose?
  472. Dart Heads ?
  473. backfire above and near 3000 rpm's?
  474. Revolution marine headers
  475. B&M 420 Blower Crossover Question
  476. Oil Cooler help
  477. How to mount oil temp sender in pan?
  478. Braided Hose HELP Needed
  479. tach needle jumping
  480. can anyone hook me up with a deal on merc geraset # 43-847823a1 ?
  481. taking off circ pump, engine pics
  482. Broke a valve
  483. looking for an HP500 Efi Conversion
  484. fuel/water separator stock replacement
  485. solvent for dissolving bellows glue
  486. Source to modify carb for blower
  487. KPM Pump question...
  488. Welding of TRS gear housing
  489. Trick Marine ??
  490. speedo no worky?
  491. Drive showers
  492. Intake valve size gen 5 heads
  493. Heads
  494. Boat Fix.com
  495. XR SPortmaster lower vs. XR standard lower
  496. Outdrive Maintenance?
  497. Formula hatch latch glue
  498. Fuel injector ID help.
  499. if you were to do it over again
  500. Anyone ever used the Hellroaring non-diode batt isolators?