View Full Version : General Q & A




  1. How Much HP??
  2. Broken hatch need help?
  3. Lake Travis Anchoring
  4. First Look at Dyno's 330's on roids!
  5. Chugging sound coming from harmonic balancer and pulley??
  6. Exhaust riser getting very hot????
  7. Bravo to X
  8. Mufflers for 496 HO!Please Help!
  9. Any news on shiftable Konrad drive?
  10. Oil Pump Pickup length for 454 magnum
  11. noticeable idle
  12. converting alpha to bravo 1
  13. Oil cooler to filter instead of Filter to oil cooler?
  14. Merc Y pipe help
  15. Need Urgent Auto A/C Help
  16. why am i blowing clutches
  17. Why do I keep tearing up props?
  18. TRS shifting question?
  19. Once and for all, WTF?
  20. Mesa Racing Engines Latest Project
  21. Donzi ZXO
  22. Replacing Carpet?
  23. How do you set Bravo gear lash
  24. multiple scum lines on one side of my boat?
  25. 525 sc power curves
  26. Gear ration 1.35 vs 1.50
  27. vent holes
  28. How much hook should I add to a porpoising 28' cruiser?
  29. Depth Gauge Transducer Mounting?
  30. 454 Mag eng HP/Torgue peak Info Needed
  31. Holy Mother of Maintenance....
  32. Anyone using these??
  33. Boat on Ebay... can I link here??
  34. For you - a list of oil filters for Mercruisers
  35. TECH-HELP - Coolant Thermostat on 588 Merlin Big-Block
  36. Can someone calculate my hp?
  37. WANTED - Engine Thermostat on 588 Merlin Big-Block
  38. Flush mount air vent fitting, where to buy??
  39. How much $$ to reskin your seats and new carpet?
  40. high oil pressure at idle
  41. Merc Serial Number ID?
  42. another outing...another challenge
  43. Need more Horses from SBC
  44. Raw water pickup depth
  45. Has anyone juiced up a Mando alternator?
  46. 525 Efi Wipple
  47. electrical wires from the controls?
  48. New Distributor
  49. HP500 Carbs - blown plug and problem in bottom end at 171 hours?
  50. '90 7.4L flame arrestor upgrade
  51. what drive shower for bravo 1
  52. #6 Drive Rebuild Recommendations
  53. Anybody installed Gaffrig billet flame arrestors on a 502 MPI?
  54. bad cam, lifter, and push rod
  55. Hydro-Hoist Hoses
  56. Anyone know a Sea Doo tech site?
  57. Can side exhaust mufflers be replaced with tips?
  58. Finally Need Break In Advice
  59. looking, bravo 24 or labbed 26 or 1.50 gears
  60. bluewater guage cable
  61. decible levels
  62. 500efi w/Vortech SC's...pro's/con's
  63. 496ci .030" over
  64. Why is my boat slowing down??
  65. 454 mag db readings?
  66. Frozen Trailer Brakes
  67. 7.4 MPI overheating....HELP!!!!
  68. When to run a cleaver?
  69. Bravo 1 shifting problems.
  70. Stellings ID info...?
  71. Sterndrive Engineering Alpha drives
  72. overheating problem
  73. Last question, Is 750 Sea Demon to small for 496
  74. Level of effort - adding trim-on-throttle
  75. Bravo Outdrive cases. How much are they worth used.
  76. how to cut a perfect 4 5/8 hole for a gauge?
  77. thermostat housing
  78. help with piston numbers
  79. Advise, Is This Cam To Big?
  80. Negative battery cable connection ?
  81. Drive/coupler noise
  82. 454 Serpentine belt
  83. Jumpstar a marine battery??
  84. 496 width
  85. Oil pressure sender location
  86. scorpions turn 4,000 instread of 5,200 RPM
  87. HP500carb. and Bravo X
  88. What's your opinion?
  89. Hot water temp
  90. carb recommendation
  91. Adding Transmission fluid?
  92. Need a Clarion Remote
  93. Help with Eickert tail pipes
  94. Oil Lbs question
  95. Merc 7,4L MPI -99, more horsepower needed
  96. CRT trim blows breakers.. help!
  97. hydraulic steering = chinewalk?!
  98. How to put a new impeller in Raw Water Pump??
  99. Mercruiser Magnum 350 Project
  100. sea water pumps ?
  101. Milkshake oil!!!!!!!!!!!!!!!!!!!!!!!!
  102. 496HO PCM Reprgramming???
  103. Blower motor dry sump belt gaurd
  104. 502MPI rev limit??
  105. Down Again
  106. Solid Powerboats
  107. power steering fluid:what to use?
  108. Oil In Bilge
  109. Amp & Speaker wiring question
  110. best price on a 502?
  111. Fountain Lightning
  112. Mufflers!
  113. Ok, Build me a bullet proof Bravo XR upper
  114. ePaint White Bottom Paint--www.ePaint.net
  115. cam for 454 mag
  116. Alpha Conversion
  117. Piston oilers
  118. FREE!! Valvoline SYNPOWER Oil treatment
  119. I am stroked, 6.135 or 6.385 ROD ???
  120. Procharger Head needed
  121. External Belt Driven Fuel Pumps, why is it...................????
  122. How to grease Bravo drive?
  123. Desktop Dyno
  124. fiberglass windshield for scarab 26
  125. want to buy: 1:1 BW 72c or case/planetary
  126. What Is The Best Bravo Drive Coller?
  127. fiberglass windshield for scarab 26
  128. cam shafts for a HP 500 EFI, need help fast
  129. excessive exhuast steam
  130. a-z prop
  131. paging wags (AFR head info wanted)
  132. Sea strainer gasket
  133. Chevy V-8 casting numbers
  134. Help! I am geting water up the tail pipes
  135. Hard shifting
  136. Boost Cooler?
  137. Capping Y pipe
  138. 454mag to 496 volvo
  139. LS 1 BATBOAT PROJECT by Mesa
  140. ITS plumbing question
  141. Back firing thru plemium on 500 efi??
  142. Do I have a problem??
  143. Can I use a 454 H.O. crate engine with out any changes?
  144. Serial # again...
  145. Crane Rockers
  146. Amsoil Marine gear lube
  147. Blower troubles!!!!!!!!!!!!!!!
  148. additional anode install
  149. "To Change Or Not To Change....."
  150. Leaky Keith Eickert valve covers
  151. help..quickly please -- merc II cooler
  152. can I remove deck hand rails?
  153. swim platforms
  154. What gaskets, bearings, rings and oil pump to use?
  155. Fuel pressure fluctuations Procharger M-1 7.4 MPI
  156. How about this cam selection ?
  157. How do you change a power valve?
  158. Merc #5 question
  159. Tie bar?
  160. Hooking up trim indicator
  161. violent bow lift and drop after bravo 3 replaced for bravo 1
  162. Tow Pig/K&N filter on a TBI???
  163. strong universals for a Bravo III
  164. 140 deg thermostats
  165. Prop shaft TRS
  166. Fuel Pressure Gauge
  167. XR Drive Maintenance
  168. Who has the best prices on Edelbrock heads and in stock?
  169. Tach recall problem
  170. porpousing with a rocker bottom "how to sand it out?"
  171. Manifold and Riser continuity test?
  172. Help! Need Help!!
  173. Mechanical Oil Gauge Fitting ??
  174. Silent choice/cut offs suggestions for 496magHO
  175. Engine oil drain hose to bilge plug, anyone sell them??
  176. Hydrocruiser....need input please.
  177. 7.4L valve covers
  178. 7.4L max rpm ?
  179. Fuel Pressure on 525's
  180. 7.4MPI with M-1procharger loading up @ 4200RPM & 2PSI
  181. Best twin turbo motor manufacturer?
  182. Dyno results at Crockett Marine
  183. Older EFI Wiring Help Needed
  184. Engine temp is high on new engine
  185. How do you check a marine battery?
  186. Engine Flushing
  187. Fuel gauge problem
  188. 1990 26 Nova St Stepped Version
  189. Will a 454 Mark IV transfer to Gen VI?
  190. One down and one to go
  191. How to decarbon pistons
  192. 496 MAG whine/howl/whistle noise?
  193. Please help an electrical idiot (battery rewire)
  194. 1994 454mag conversion to newer MPI???
  195. prop help
  196. Tach jumps at hi RPMS. HELP!
  197. Need a TRS trans end universal joint yoke
  198. Bravo 3X Stern Drive Help
  199. Sea water pump
  200. Black Carbon Plugs
  201. Smartcraft Code reader?
  202. B&M 174 / WEAIND 177 WITH D.U.I. (HEI).WILL IT FIT?
  203. 454 magnum power loss between 2000-4000rpms
  204. Does anyone still sell a 502 Mercruiser carb engine?
  205. Timing setting with a decent cam..
  206. pro charger
  207. 454 mag rebuild question
  208. EFI over fueling.
  209. Strange noises
  210. Hard to crank over when warm (heat soak?)
  211. Water in oil... Again and again and again and again....
  212. Drive oil disapearing. Need advise
  213. Drive Fluid in Bilge
  214. trim on one drive not staying trimmed
  215. Fast fuel injection
  216. Handling Problem!
  217. Carpet Connections
  218. Upper Cylinder and Injector Lube
  219. Engine alarm problem.
  220. EGT reading weird
  221. Timing setting for a 454???
  222. XR prop
  223. CMI sound choice tailpipe set need help or new wife.
  224. Decisions Decisions
  225. TRS Rebuild Kit?
  226. 4150 adapted to 4500 Intake?
  227. Header bolts
  228. Carb idle adjustment ? DEMON
  229. steering alignment over 40mph
  230. 496 HO engine trouble - calling [email protected]
  231. Oil Capacity
  232. Lost shift ability on starboard motor????
  233. first water test. (help)
  234. slow to get on plane
  235. Billet Anodized Sea Water Pumps
  236. Removing risers
  237. Oil Still Too Warm....ideas??
  238. Water Pressure Gauge
  239. Water Pressure Gauge
  240. Particles in Bravo 1 Drive Oil ?
  241. Change Exh. Tips, Yes or No
  242. 496 mag 496 mag ho
  243. Going rate of pay for marine mechanic?
  244. Spun a bearing! How do I check to see if oil line are hooked up correct
  245. Merc Certified mechanic?
  246. trs drives what are they worth???
  247. Torco race fuel concentrate???
  248. crane hi-6s with mercruiser ignition
  249. 496 mag ho sea pump impeller question?
  250. prop work
  251. 502 EFI MPI MPI/EFI-what did they make?
  252. Outdrive leaking down.
  253. No oil to filter or cooler???
  254. who had the 16" Aluminum MYCO wheels on OBAY
  255. Morse helm control question
  256. No oil to Cooler or Filter??
  257. Why higher oil pressure
  258. Deep Cycle Batteries & Mercruiser Engines
  259. What do you guys think of this?
  260. Who can fix my BRAND NEW SEA DEMON
  261. drive saver
  262. Fuel gage problem???
  263. Can Someone Run This Number For Me
  264. hp500 timing (how to set)
  265. 496 Cam Question
  266. turbo charger question
  267. K&N breather tubes
  268. Mesa Racing Engines Latest Project
  269. Audio help!
  270. Gen 5 Short Block
  271. Raylar review - HotBoat Magazine
  272. what type of hose fitting is this?
  273. Bravo I Shifter Cable Part #
  274. Will a double roller timing chain fit under the timing cover on a 454 Gen V?
  275. charging system problems
  276. Best Place to buy Merlin blocks 588CI?
  277. Have wobble in drive, Saginaw to Brazil control valve swap
  278. wanted: drew marine mufflers & stabilizer
  279. Lifting boat with full tank of gas??
  280. Bravo XR Dual Water Pickup ???
  281. Best $18.94 oil and filter change....
  282. 4 x 4.5 Exhaust Adaptor
  283. comparing exhaust -headers vs cast manifolds
  284. Modifying lightning headers to reduce reversion
  285. Fuel Pump???
  286. Trim Pump Problem--Ideas?
  287. 105octane AV gas
  288. 2001 500hp
  289. Recharge Halon?
  290. Turbulator Location?
  291. Another Round for CAM help
  292. To Start on stand?
  293. Anybody having problems with water pickup
  294. $1000 Loan Today without a Credit Check!
  295. Anybody having problems with water pickup
  296. hp 500 valve springs
  297. HP 500 Ignition Module -failure
  298. Volvo mills
  299. manual choke cable
  300. Fuel pressure problems.... Questions....
  301. Cable Replace
  302. Back pressure/baffle? what would you do?
  303. New Eddie Marine Catalog
  304. motor will not start
  305. Modifying a stock 454/502 mpi intake
  306. 500 EFI's coil and wires?
  307. Adjusting Morse 33c cables
  308. MPI motors quit at 2800rpm, HELP!
  309. oil cooler too small?
  310. Slight vibration -Checking Bravo U-joint?
  311. running on the hose - FYI
  312. Prop Guru's
  313. help...blower surge
  314. Cooling problem
  315. Need blower pulley asap
  316. Trashed Engine?
  317. bravo I shifting problem...
  318. Prop question
  319. flushing my pachanga
  320. MSD ignition systems
  321. TRS upper drive gears?
  322. Two stage Eickert sea pump
  323. 731-741 or 502/502 cam?
  324. 2003 merc 300x's w/sport lowers.
  325. Need some help
  326. Outdrive Help Needed
  327. Can You Identify the Year of these Merc OBs?
  328. What Amsoil product is the best??
  329. Who Makes Custom Windshields?
  330. 5 stage dry sump oil system
  331. bravo drive?
  332. Trim Cylinder--Bravo Cyl's on TRS Drives
  333. Silent Choice Installation questions
  334. Dr. Kobrin..... The birth of Mobil-1
  335. T Bolt distributer caps.
  336. TRS reservoir
  337. Rocker Arm Bolt comes loose, ever happen to you
  338. #4 vs #5 Outdrives?
  339. need some opions
  340. bolt torque?
  341. On the Dyno today
  342. Best Polishes
  343. INFO NEEDED: Head "Wedges"
  344. Exhaust spacer/plate??? Is this possible?
  345. Fuel pump loosing prime ??
  346. 575SCi cam question
  347. Vertical Trim Indicators
  348. drilled a hole and some water came out?
  349. Bravo shaft size and spline?
  350. bravo 3 problem
  351. Active Thunder Extension box, Prop, Listing to port?
  352. Tech Tip - ADJUSTING THE VALVE TRAIN
  353. Tech Tip - VALVE TIMING
  354. Setting pinion bearing preload
  355. 7.4mpi (400hrs) Value$$??????
  356. Tech Tip - DEGREEING THE CAMSHAFT
  357. Tech Tip - PUSHROD LENGTH AND ROCKER ARM GEOMETRY
  358. Tech Tip - THE IMPORTANCE OF PROPER ROD BOLT STRETCH/TORQUE
  359. exhaust hose
  360. Lathem website
  361. air gap intake hose
  362. What's around your crank?
  363. Drive question
  364. trim help
  365. Prop install / assembly
  366. Resistor spark plugs and afr heads?
  367. Roll Off for boat Vinyl...?
  368. Does anyone know what size bolt...
  369. shop air compressor lines
  370. Bravo upper gear failure?
  371. Another valve spring question....
  372. hp525 efi spark plugs??????????
  373. Power steering ? w/ external ram!
  374. head gaskets
  375. oil temps where is good?
  376. 575SCi oil leak? FOUND!!!!
  377. mercruiser water flow diagram
  378. hour meter install?
  379. Low Water Temp?
  380. last question before assembly
  381. Is It Safe?
  382. Installing Merc #3 Drives - HELP
  383. Billet Drive Caps
  384. bravo question
  385. Oil filter for 1996 merc 450 hp question
  386. Bravo gimbal bearing and MPH loss
  387. Procedure for setting timing on 502 MPI?
  388. Help with Cam Choice PLEASE!!!!
  389. Engine mounting
  390. Torque dropping off?
  391. Gen V & VI chevy rear main seal
  392. outdrive original stickers Merc
  393. Hp 500
  394. Corsa Muffler Tips Are They To Quiet.
  395. What are best Bilge Pump/Swich Combos?
  396. Hyd. roller set up.
  397. how to switch from trs to bravo
  398. Chicago area engine builders?
  399. 454 mag rebuild options
  400. nose cone repair
  401. Throttle-up's Prop Testing Program
  402. What carb came on 420 HP Engine?
  403. Foot lbs torque 525sc
  404. No drain plug on bravo 1?
  405. Outdrive clanking??
  406. STARTER HELP, look at this!
  407. 1999 502 mpi low fuel pressure help needed.
  408. Blown upper gear set.....Friday the 13th
  409. Truck engine to marine
  410. Engine help needed
  411. American Offshore 26' NSX help.
  412. MSD Ignition 6M-2 Box
  413. Pilot error?
  414. 100 Octane?
  415. Trim Tab won't come up
  416. Spark Plug Gap.... SBC
  417. 97 Formula SS 33'
  418. 575SCi oil leak? Are they common? Anyone ever have one?
  419. Help with Trim Indicator bracket
  420. What's this thing in my bilge?
  421. Bennet tabs switch wiring diagram
  422. Optima red top won't charge
  423. silent choice question ?
  424. Oildyne Trim Pump Help
  425. Who has the best price
  426. Need help buying a 4L80E GM Transmission
  427. electrical problems
  428. 502 problems! please help!!
  429. Mercruiser 500hp initial timing
  430. prop shaft
  431. What oil should I use for my 454
  432. Installing distributor
  433. I did it.
  434. New engines and power output
  435. Engine breaking up
  436. Outdrive dropping overnight
  437. Buying a SEA DEMON this weekend, what one?
  438. Raw Water Pump Impeller Swap
  439. 8.1 Engine dropped and head bolts snapped???
  440. Mark IV Block Question: How big can I go???
  441. engine burned down
  442. I need a holding reservoir for closed cooling
  443. 1990 Hp 465
  444. trs alignment help,
  445. adjustable collar distributor for 900sc
  446. Removing ECM from computer...back to Whipple
  447. Tab Mounting
  448. which carb adaptor
  449. wingplate stud supplier
  450. Gen VI IGNITION CONTROL MODULE
  451. Hot water shower where to hook up after procharger install??
  452. Mechanical Midget - carbs
  453. Port Matching 502 MPI Intake
  454. Bravo Props Interchangeable With Trs Props?
  455. Limit and Trim Switch Install
  456. Compression? Does this sound right?
  457. Tuning on a procharged 502
  458. what oil
  459. whippled 525's
  460. Sealiing/tightening HYD steering fittings
  461. 7.4mpi rebuild to 454MAG
  462. Determining crankshaft centre-line
  463. Oil Temp
  464. drive identification
  465. How much for 502 long blocks
  466. Rebuild of 502MAG's........how much?
  467. 502 mpi temp?
  468. Vinly repair north jersey
  469. Tail pipe gaskets
  470. Holley 250 POWERCHARGER EFI 502 MPI Blower
  471. Spark Plugs
  472. Vacuum Leak?Or what?
  473. BravoIII XR vs Bravo I XR
  474. ext. transducer
  475. EFI Gurus wanted
  476. Carb Question
  477. Potential issues???
  478. Any good books/guides on electrical wiring?
  479. Bravo trim cylinder anodes
  480. Help, what carb would you pick?
  481. plug gapping
  482. Help with Head Gasket water passages
  483. does a 7.4mpi rev-limiter?
  484. 7.4mpi oil temp?
  485. What should it cost ?
  486. 575sc Questions
  487. Mercruiser diagrams
  488. fuel leaking out my breathers.
  489. Pumps for 280 KPlanes
  490. Weak trim pump
  491. Bravo Gimbal Tricks
  492. Set Timing?
  493. vintage outdrive question
  494. Procharger head and intake gasket up grades
  495. Is there a good solution for getting rid of my milkshake oil
  496. Dual Carbs vs MPI on Blown motor?????
  497. Merc Mechanic Lake Hartwell Sc
  498. Wiring a battery switch
  499. Changed circ pump - Scaling in water passages?
  500. Best distributor that fits Dart tunnel ram?