View Full Version : General Q & A




  1. Prop puller and steering questions...
  2. insta-trim plates for sale
  3. vapor lock??? HELP
  4. EFI wiring diagram 5.7 1996
  5. Prop pitch reduction for Lake Tahoe
  6. Water Pumps
  7. Plug Choice
  8. Mocal Oil Thermostat
  9. Double Piloted Check Valve help
  10. No OPA Pt Pleasant?
  11. New 38ZR What Power/Drive Should I Get?
  12. steering trouble ?
  13. Help Portland Or.
  14. 496 Ho Pvc?
  15. Looking for Turbulators
  16. anybody have a spare imco drive shower cap??
  17. HP500 EFI Water line size questions
  18. fuel tank pickups
  19. how big
  20. How fast should I be going?
  21. need part by tommorrow
  22. Totally Stumped, Engine Overheat Alarm
  23. Pivot Bushing Threads Stripped
  24. wiring diagrams for Keikafer trim pumps
  25. volt gauge reads......
  26. Kaama drive question.
  27. CMI's or keith ekert headers ???
  28. Putting an engine back in a boat....
  29. bravo 1 lower 2 bolts on transom
  30. Silicone on exhaust tips?
  31. Quick response needed, bias or radial?
  32. Hyd. helm
  33. Cracked block...NEED HELP!
  34. Filling a keikhaffer trim pump through dipstick???
  35. TP sensor, Resistance, Voltage
  36. Gaffrig Control Help?
  37. Prop Tourque Lbs????? Bravo One drive.
  38. HP500 Oil Pressure
  39. How to replace Flappers inside Exhaust Tips?
  40. Need help!!!! What do you think about this engine problem ???
  41. dana flow torque vs. imco power flow plus
  42. control part numbers?
  43. Mercruiser exhaust elbows
  44. Vacuum Leak
  45. GGB Muffler Failure
  46. Looking for Cloyes 9-3149A-5 or -10
  47. Rebuilding old black mercruiser hydraulic steering rams?
  48. n g k plugs
  49. Small Block Cam question
  50. hull coatings for speed
  51. All Tickie... no turnie
  52. Motor breaks up at WOT
  53. Photo shoot
  54. Anyone with BMax Drives?
  55. Need help with oil temp sensors
  56. Change to 1.8 rocker arms, what’s the increase in lift?
  57. Marine Stereo Expert in Jersey?
  58. Trs merc trans problems
  59. What Intake for a 502ci Carburated?
  60. pressure relief valve
  61. Sub Box Fabrication Question.........
  62. Anyone Run Vacuum Pump?
  63. Oil psi
  64. Belt Noise
  65. found - good source for marine wire, etc
  66. Warning Light Stays On
  67. installing new 496 sea water pumps
  68. Dry sump 6 question pleeease
  69. HiVolume-or- Hi pressure oil pump
  70. 496 ecm recalls ?
  71. Cam or Thru-Hulls--Did the site let me down?
  72. 502mpi / 502efi
  73. drive rebuild
  74. Sea Pump Disaster - Opinions Needed
  75. 2 Water Temp. senders?
  76. Mercruiser 502 Mag MPI Compression
  77. side mount control
  78. 496 ho oil leak
  79. 2-4-c versus special lub 101
  80. Anyone Know Who Can Work On A #5 In Nj
  81. Small amount of condensation on my oil filler cap? On 350 Mag engine
  82. Fabricated/Sheet Metal Valve Covers - Where to get some?
  83. BBC Intake: Performer vs. Torker II???
  84. Bleeding the hydraulic circuits for drives and tabs & steering?
  85. thermostat or no thermostat
  86. Marine Audio - Need some input
  87. electric fuel pump automatic shutoff?
  88. timing on a blower motor
  89. bravo issue
  90. 525SC mkIV?
  91. What temp thermostat for a 502?
  92. ventilated piston aka huge freekin hole!
  93. Changed Impellers, now temp gauge problem?
  94. Coast Guard Approved
  95. Mercruiser Drive reservoir overflow
  96. Whats the best marine radio. AM / FM Receiver.
  97. 502 Mpi Coil Failure?
  98. air out of steeringram
  99. Blower Heads World Merlin Oval Vs Rectangle
  100. Staggered engines?
  101. Drive problems
  102. Engine cranks but won't start, Safety Lanyard ?
  103. Drive ratios
  104. Oil Cap
  105. ALPHA vs BRAVO OUTDRIVE TRIM RAMS Q&A
  106. merc 165 water flows???
  107. Wtf
  108. Rev limiter needed for Merc wiring harness
  109. Dyno - what engine adjustments can be made?
  110. overheating
  111. IAC Valve 496 ho same as truck?
  112. Rev Limiter Change?
  113. Tachometer Gremlins !
  114. Thermostat change??
  115. Gaffrig GPS
  116. What is the correct water pressure
  117. Measuring For Tail Pipe Question
  118. 496HO Squeal
  119. how much total timing are you running on your na motors?
  120. BRAVO & ALPHA MERCRUISER OUTDRIVE TRIM RAMS
  121. Boat Detailer So Cal...
  122. Help, won't rev beyond 2900rpm
  123. Repossesing engine parts from marine mechanic
  124. Torque table HP500efi
  125. Need block
  126. Hole in #6 piston 502 EFI
  127. Flushing Salt water- 5 day trip to FWB
  128. Will 1 Weak Engine Hold Back The Other ??
  129. Anyone Know What The Prop Torque Is On A #5
  130. Dry exhaust water dump fittings and placement help.....
  131. SPARK PLUG suggestions...
  132. 97 502/415 Cam Change
  133. 97 502/415 Cam Change
  134. 525 w/cracked headers
  135. What can you tell me about this small block?
  136. Spinning in or out
  137. Trim tab speed
  138. Having trouble finding a Bravo2 prop..
  139. Where Did I Go Wrong, Cam? Intake? Carb?
  140. Which Flame Arrestor?
  141. Electric hatch lift?
  142. Imco Fuel Tank Pickup Tube
  143. Battery Switch Question??
  144. Mercruiser Bravo Outdrive
  145. Odyssey Batteries
  146. Question on Oil Temps & Coolers
  147. Spark Plug Question(s)
  148. Timing Question
  149. setting timing
  150. silencers
  151. Calling all carb, tuning and cooling gurus...
  152. CMI's and 496HO, worth it?
  153. How do you bond lexan?
  154. Halon question - how does it work?
  155. Running out of water
  156. 500EFI tach bounce
  157. Bravo 3 won't shift
  158. fresh water flush
  159. Question on tubing for an A-frame
  160. 525efis and whipples?
  161. 496HO question
  162. 5200 Rpm 50 Mph??
  163. 575 Blower Question
  164. overheating manifolds
  165. What oil to use?
  166. trim tab problem
  167. how do you increase pump pressure in a bw 72c?
  168. Ugh... need 2" of Lid clearance
  169. What would cause dropped exhaust seats?
  170. Home made low water pickup muffs
  171. Anyone have/know of a good deal on some bravo's??
  172. Warmed 454 Intake Mainifold Choices?
  173. exhaust manifold gasket
  174. Scratches on Deck of Formula
  175. Only getting 4600-4800 RPM's???
  176. can you run one drive in reverse full time?
  177. Is this a good deal
  178. Header Bolt torque
  179. Engine update
  180. motor break in woes...Help!!!
  181. Need Procharger help...
  182. Anyone ever used these heads ?
  183. Best Flame Arrestor Flow ???
  184. Looking for a Accelerator Box for single hatch
  185. Headliner problem/question
  186. 1.7 ratio Jesel pro series rocker arms needed !!
  187. Where to connect water pressure line?
  188. Toilet question-pump out type
  189. Water Pressure (Again) on IMCO
  190. Info on Hawk 600SC's
  191. No Start, Slave solenoid?
  192. water spots
  193. drive fluid dripping from water pickup....
  194. Low water pickup plug size
  195. switched from qjet to holley on modded 330
  196. 502 MPI & 140 thermostat?
  197. Need a Crane HI-6M ignition bax part#6000-6462 for NYC Poker Run
  198. 27 profile
  199. coil question
  200. Merc. Racing Blue Paint
  201. Disc Brake Conversion
  202. 496 or 500 efi
  203. Valve spring??
  204. wiped a cam lobe yeterday
  205. Smoke on the water
  206. Idle RPMs on fresh 5.7?
  207. Alphas Question
  208. Help! Stuck Valve
  209. Cannot see timing mark
  210. Silent Choice or not
  211. Measuring for CMI tailpipes...
  212. Hardin Marine Switchable Silencer
  213. What sparkplugs for a 525 EFI?
  214. New Smyrna Machine shops ?
  215. Gaffrig throttle shifters
  216. Flush Fitting for Merc 502 Mag EFI
  217. Height difference? Stock vs Dart.
  218. Paint or Polish Stock 496 Exhaust Manifolds
  219. 502 MPI problems, help
  220. Trim indicator cable
  221. Bravo trim pump vs Volvo (SX) trim pump
  222. 496 MAG lost 400 RPM/4 MPH overnight
  223. Ignition Identity
  224. power steering
  225. 496ho belt question???
  226. Vesuvio Marine Engines
  227. Painted vs. Satin finish???
  228. HP500EFI sea water pump
  229. 454 MarkIV oil bypass
  230. Need help identifying what model 3 wheeler this is
  231. Phone Number of Manufacturer of Lightening Headers?
  232. Water Pressure question? 300 promaxes
  233. Distributor gear ? on my new 502 crate
  234. safe driveshaft angle with stellings ext box
  235. How long to wait on 5200 before use.
  236. If You Want Help
  237. Why is the warning light on?
  238. drive oil reservoir bravo
  239. blower question
  240. Removing Registration Stickers
  241. Help with Octane calculation
  242. Merc 7.4 330 to 502 Ignition change
  243. XR's to#6 drives need help
  244. liquid speedo
  245. Bravo XZ drive Gods please help
  246. Any problems with Lightening Headers?
  247. Anyone seen this happen to a distributer?
  248. CMI 496 headers
  249. How to replace a Bravo trim hose?
  250. Dart Heads ?
  251. backfire above and near 3000 rpm's?
  252. Revolution marine headers
  253. B&M 420 Blower Crossover Question
  254. Oil Cooler help
  255. How to mount oil temp sender in pan?
  256. Braided Hose HELP Needed
  257. tach needle jumping
  258. can anyone hook me up with a deal on merc geraset # 43-847823a1 ?
  259. taking off circ pump, engine pics
  260. Broke a valve
  261. looking for an HP500 Efi Conversion
  262. fuel/water separator stock replacement
  263. solvent for dissolving bellows glue
  264. Source to modify carb for blower
  265. KPM Pump question...
  266. Welding of TRS gear housing
  267. Trick Marine ??
  268. speedo no worky?
  269. Drive showers
  270. Intake valve size gen 5 heads
  271. Heads
  272. Boat Fix.com
  273. XR SPortmaster lower vs. XR standard lower
  274. Outdrive Maintenance?
  275. Formula hatch latch glue
  276. Fuel injector ID help.
  277. if you were to do it over again
  278. Anyone ever used the Hellroaring non-diode batt isolators?
  279. HP500 questions-please help!
  280. Impellar Question
  281. Volvo 525s ?
  282. gm car question
  283. What is the best Pre Lube system
  284. Alarm Buzzer Questions
  285. thunder bolt modules
  286. How do you change your oil?
  287. Replaced Water Separator and lost PSI
  288. Need Oil Pan
  289. New 502 Crate Engine is there a break in procedure
  290. Engine cutting out at 3500 rpm????
  291. Trim tab problem!
  292. Hutter racing ?
  293. thunder bolt 4 coil
  294. oil coolers before or after
  295. My fuel guages?
  296. Bravo 1 Inner Transom Plate
  297. Footwell source
  298. Alternator, 500EFI
  299. Valve covers
  300. Water Pressure Gauge Sender??
  301. Demon Carb Flame Arrestor
  302. What do you recommend for sbc's
  303. Stereo freaks needed...........
  304. Mesa's Baddest Turbo Power
  305. Imco Extension Box...
  306. synthetic oil help
  307. Bravo Fluid Again
  308. small block question heads/cam combo
  309. 94 502mag efi problem......help
  310. 575 SCI Cometic gaskets????
  311. oil cooler plumbing
  312. Drive spacer install question
  313. Bravo & TRS
  314. 496 Mag Knock Sensor?
  315. 496 HO Spark Plugs
  316. 97`Dually diesel Chevy Question
  317. This isn't good at all!
  318. 454: what pistons and cam?
  319. Loto mechanic
  320. Where to mount an oil temp sender on a 350 vortec motor?
  321. Yamaha Ring Free -- What is it Really?
  322. Another Camshaft Question
  323. Belt Tension
  324. Need PN for 30 PSI block bypass
  325. Poofed drive. My bad.
  326. Rev Limiter on Carb Engine
  327. Outdrive ID Help
  328. 80 hours on 502 MPI
  329. Coupler Strength
  330. GGB Mufflers -- Where are they?
  331. vaccum pump or not
  332. Flywheel Housing
  333. Water pump pulley
  334. 500HP EFI Oil Filters
  335. particular position for spring washer on Bravo X drive props??
  336. Gaskets for a HP500EFI
  337. installing new motor...ignition problems
  338. 496 Header Install
  339. Outdrive Finn Repair ...help needed
  340. new lovette 900 gph pump stuck
  341. Anyone need pistons?
  342. Smartcraft upgrade problem 496HO
  343. Stainless Steel Trailer Brake Line--Where to Buy?
  344. oil pressure flutter
  345. West Coast Merc Parts?
  346. Part # for 2000 HP 500 Carb Oil Cooler
  347. Altanator question
  348. Drew Shotgun Silencers!
  349. No Spark, but power to coil???
  350. Ignition Coils keep failing?
  351. waterin bilge
  352. trim switch replacement
  353. trim wiring question 350 mag
  354. running warm to 180
  355. HP 525 Oil Temp Problem, Again!
  356. mercury blue paint
  357. Engine not starting
  358. Steering problems while crusing
  359. Oil Pressure
  360. livorsi speedo help
  361. Starving 502
  362. removal of the lower on zx
  363. Pyrometers
  364. Velocity prop adivice
  365. new motor disappointment
  366. Outdrive help
  367. transom assy weight
  368. Air Conditioning Water Pick-up
  369. Oil Water??
  370. cmi headers
  371. Engine Hatch Insert ?????
  372. Mufflers-Ohio, Michigan, ?
  373. used 5200 on transducer ??
  374. Hydrolic or Solid Cam?
  375. Need To Upgrade My Oil/PS Cooler
  376. 496 Mag HO high water pressure???
  377. my bravo outdrive gear experiment
  378. blower motor exhaust
  379. Losing power
  380. Electric problem?
  381. Engine builders question
  382. Got no Spark?
  383. did a propshaft dyno on my modified hp500's yesterday, results are in
  384. Can you identify this air filter?
  385. Flush Valve
  386. hydrohoist questions
  387. Where would I find a RELAY
  388. Livorsi Clamp On Trim Switch
  389. what plugs
  390. Need some info please - Mach 1 boats.
  391. New 350 MAG or 6.2 MAG ?????
  392. 502 Mag Upgrade Options
  393. Blower recommendation for 700 hp
  394. Anybody used this???
  395. Welding in Bilge??
  396. Need Torque Sequence for head bolts
  397. Changing oil on 250 b&m blower
  398. What broke in my outdrive?
  399. Gimbal seal
  400. Elictrical short
  401. Repower options Formula 242LS with 454 mag
  402. Used Mercury 500 EFI's
  403. Rebuild Holley 650's or buy new Edelbrocks??
  404. Need parts!
  405. water in sportmasters
  406. running hot
  407. no water out exhaust
  408. Need a good stainless/exhaust fabricator Orange County CA
  409. rebuilt trans dosn't work?
  410. Bad cams, components
  411. Oil line to remote filter
  412. Longest Extension Box?
  413. Relocating computer and oil filter for headers?
  414. Bad fuel 10% ethanol?
  415. 1 trim tab is blowing breakers (bennett)
  416. Engine Pre-lubers
  417. Condensation=Milkshake?
  418. How are cpperformance and hardin marine associated
  419. Bob Madara - contact information
  420. Rigging Dual Batteries
  421. Mercruiser V6 4.3 cam specs
  422. Old K-planes?.....
  423. Outdrive fluid Bottle
  424. 3M 4200 or 5200 to mount swim platform
  425. Diamond Plate thickness???
  426. Gaffrig Hour Meters
  427. Elec. problems/nightmare
  428. Outdrive offset
  429. How many quarts??
  430. Starter Problem! Wiring, or Ignition Switch??
  431. oil filter pad adapter
  432. which valve guide seals for Stock gen 6 502?
  433. Still getting water in 1,3,5,7 (port cyls)!!
  434. What to do with the speedo hose
  435. Felpro 17048 or 17049 for gen 6 502 mag?
  436. 496 fuel pump issue
  437. 454 parts selection ??'s
  438. Scarab III steering Cable
  439. What will happen
  440. Oil Thermostat, where to buy and which one?
  441. back fire out carb
  442. One more ITS plumbing question
  443. Too high of 7.4 RPM??
  444. OK here is a weird one...
  445. 97 502/415 Gaskets
  446. Calling all engine builders
  447. How Accurate Is a Stock SpeedO
  448. Fuel Gauge Problems
  449. Drive goes 'In' not 'Out'..won't lift
  450. shifters real stiff?
  451. Surveyor, Montgomery AL?
  452. Bravo XR running in reverse
  453. Setting Timing on 500EFI
  454. HP500efi
  455. cmi's for 496
  456. Installing Imco powerflow manifolds
  457. What are the symptoms of a spun bearing?
  458. reasons to detune...
  459. Guest on-board batt chargers..
  460. Sizing npt threads
  461. do not use barr marine products
  462. Coupler question
  463. Oil cooler fittig size
  464. Clarion Remote no LCD
  465. optimum surface drive location
  466. 496HO stalling
  467. Feul pressure sender fitting
  468. Pulling Motor
  469. Plugs
  470. Difference btw Transom Assemblies
  471. Battery Wiring
  472. High Octane Here To Stay?
  473. Blown Small Block makes 700 hp at Mesa
  474. I need a axle retheader Snap-On AR6B
  475. Whats a rebuilable BBC core worth?
  476. DANA Ultra H2O Drive Shower DS-001
  477. What's this in my exhaust? Is this causing my milkshake oil?
  478. Drive ratios and efficiency
  479. Lifting motor ...
  480. Oil Recomendation
  481. Rhoades lifters eliminate Reversion from hot cams?
  482. Bravo One Bolts
  483. 1996 540 Bulldog timing question.
  484. Flushing After Salt Water Use
  485. MB1350sc Cylinder head Freshen up
  486. Cutting 4" Exhaust hose
  487. New oil cooler after flat cam - what about the lines?
  488. calling cam guru's
  489. Engine short block what should be done
  490. 1600 - 1800 rpm idle
  491. Oil Out Breathers
  492. slow trim pumps...just a reminder...
  493. $6,000 for 5.7 engine work?
  494. Garage Rehab Cabinets
  495. Neutral, toe in or toe out?
  496. circ pump or crossover
  497. Skeg Removal
  498. In-Hull Transducer
  499. Cam for N/A 588-598
  500. Where could the water be getting in?