View Full Version : General Q & A




  1. 502 pro charger removal, NO POWER
  2. help with 272 baja
  3. Water pump and Fridge not working
  4. Cutting out ...cough cough..died....wont even pop
  5. alternator discharging
  6. remote oil filter bottom cover??
  7. Clarion CMD4 to CMD7?
  8. Water pressure on 525 ?
  9. Boat Leveler - makes noise but doesn't move
  10. bravo one inner plate-transom
  11. 1975 Magnum Maltese to buy or not to buy??
  12. adding oil thermostats, what is the simplest install?
  13. Bow Roller and bow scuffs
  14. Upolstery help
  15. Anyone make 40over 502 slugs that wont break my piggybank?
  16. 454 330hp vs. 454 mag sound
  17. 8" dia x 2" height Merc Flame Arrestor, good or bad for 830 cfm?
  18. procharger encloser box and carb
  19. Engine builder wanted Cincinnati Ohio
  20. Upholstery Shop Recommendations Southern Maryland
  21. Slight Stumble under load
  22. procharger vs. cam and ecu
  23. Bottom Paint ermoval
  24. Thermostat Housing 1990 454
  25. What kind of Headers are these?
  26. supercharger efficiency
  27. Need HELP... Motor is cutting out
  28. Piston clearance on Mark IV 454
  29. Cam / Prop question
  30. looking to purchase a 1985 33Ft Fountain Executioner in osage beech needing info...
  31. Need wire & oil system pics for 454 MAG GM V8 '86-'88
  32. Rod Length? Short Stroke
  33. 496 Hi Temp Question
  34. Rev limiter question
  35. need a custom windshield made
  36. Crusader 454 Engines 350HP
  37. Which Rinda Scan Tool?
  38. Denver Area Mechanic Recommendation
  39. Aluminum heads
  40. Oil cooler
  41. AC Delco Cap and Rotor part number 500 efi
  42. MPI fuel injection question
  43. boat will not plane
  44. 496 Mag HO Low RPM's
  45. Holley .150 titanium needle and seats?
  46. 454 Merc missing
  47. Not sucking up water, at all
  48. Need recomendations on Custom Upholstery shop in South Fl.
  49. exhaust y pipe
  50. Knock sensor
  51. Power Trim Help!!
  52. Fuel Pump Installation Help
  53. 700 SC high idle
  54. Dual ram ext steering...ext resevoir ?
  55. OK, for you prop experts
  56. 502 Intake Question.
  57. I'm screwed.............
  58. 500 efi skipping after coil change
  59. 87' Tahiti Warrior II
  60. Mercruiser Gimbal Bearing
  61. Closed Cooling System for Supercharged Engines
  62. cam and compression question
  63. Hydromotive solid hub question
  64. wanted....exhaust trim rings
  65. EFI Codes
  66. sea strainers
  67. Hurricane at the Jersey Shore
  68. Throttle mounted Trim Switch
  69. 502 MPI Mag= rebuilds/upgrade to 500 efi?
  70. Jetting & stroking
  71. Port side trim delayed with thumb switch ?
  72. Spark Plugs
  73. 454 vs 496 Manifolds and Risers
  74. analog Gaffrig gauge trouble
  75. 5.7L or 7.4L??????
  76. thoroughbred boats
  77. 1990 Larson Senza 210LX Questions
  78. Anyone use these?
  79. 496HO overheating
  80. hull design
  81. alarm help please!
  82. 496 FWC - Flush SW
  83. NEW GUY HERE...Questions about BAJA 22 Caliber
  84. Need help with merc silent choice
  85. 25p turbo prop vs 25 mirage plus
  86. 454/330 peanut port heads/intake MPI
  87. Hull size + power = speed?
  88. eliminator 28' fundeck prop size help?
  89. trailer bunks
  90. procharger experts needed
  91. 4.3L v6 to 5.7 V8
  92. 454 carb main jet ?
  93. reversion question, Gil Offshore SBC
  94. HP500 Carb Air Cleaner
  95. more fuel problems
  96. outboard conversion
  97. More 496 bugs, overheat this time!!
  98. Anyone have MSD 6M connectors off bad unit?
  99. 502mpi gn 6 running temp issue
  100. double wall tips
  101. Arenson drive on 27' Daytona
  102. Oil valve relief 500 Efi
  103. 500 hp big block chevy
  104. backfiring through the carburetor???
  105. tune up kit
  106. Cone Clutch and Lube Question
  107. 496 Sputters on take off....
  108. valves
  109. Any 502 MPI Experts?
  110. Fuel pick ups
  111. Looking for person to dyno.
  112. 496 mag shuts off going down the lake
  113. Power Steering Pump Retorfit
  114. Compression test questions
  115. Recommendation for IR temp gun
  116. would this 540 be a good buy?
  117. Fuel injected 525SC
  118. 496 mag buzzer / alarm
  119. alpha / Bravo manifold differences
  120. Fel pro head gaskets BB
  121. Loads up at idle
  122. 454 Mag MPI Horizon?
  123. need a hei distributor for a 94 502 EFI
  124. Will these headers fit?
  125. U.S. Engine Inc.
  126. 540 merc bulldog build?
  127. Bravo Gimbal Ring Maintenance
  128. Camshaft for 350
  129. First Post hello's!
  130. Guys with BOOST, what mech fuel pump??
  131. What water pickup to use?
  132. stainless manifold plumbing ?
  133. log vs center rise exhaust
  134. Street 350 engine
  135. over heating issue and need help....my first poker run this weekend!!!
  136. 496HO Fuel Pump Cross Reference
  137. IMCO Exhaust flaps
  138. Knocking sound when cranking
  139. Procharger idler bracket/ modifications questions
  140. Cam Specs for a 525 EFI
  141. High Fuel Pressure - Carb'd BBC
  142. cheap prop vs expensive prop
  143. 454 Engine missing and cutting out under load HELP PLEASE
  144. low fuel pressure
  145. Is it bad for a boat to sit un used?
  146. 496mag HO problem
  147. New 502 carb woes.
  148. Torque to the port side really bad now..
  149. Hydro vs solid cam
  150. Dual 4's or single on B&M?
  151. Holley 850 help
  152. Mustard tree stain on seat, Help
  153. Muffler help needed
  154. Lowrance Depth Gauge
  155. 96 500 HP Carb Cap and rotor
  156. Correct plug for stock 454 Mag MPI?
  157. What Carb Do I have and need
  158. Speedo Faded on every used boat?
  159. Any idea how this wire shorted out?
  160. trim tabs
  161. VST EFI pumps
  162. whipple pulleys
  163. mirage to mirage plus conversion
  164. what is a good prop slip number ??
  165. Good place to test vacuum on 454 merc?
  166. MSD Pro Billet 8560 problem...
  167. Which prop?
  168. need some marine blower cam help. engine builders inside
  169. impeller and housing
  170. Need some jetting help
  171. Teague Fuel Filter Housing
  172. Bennett hatch actuator
  173. JL Audio 7.7
  174. oil cooler ?s
  175. threw hull pick up what bonding glue to use?
  176. Bravo 1 XR Upper to Bravo 1 Lower
  177. gen 4 heads on gen 6 block can i us stock rockers and push rod
  178. New water/gas separator engine wont start
  179. 7.4 mpi cool fuel
  180. how many hours before rebuild?
  181. Amsoil remote filter head
  182. zz502 - what is the largest bore size without heat problems?
  183. Lifters??
  184. Upgrading TRS Motors
  185. Rob Schooping/htg Motorsports
  186. excessive priming a 454 to start after sitting for weeks ?
  187. Stelling Extension boxes
  188. Neutral safety switch cant find
  189. RPM's have dropped from 4800 to 4200 at full throttle
  190. Flame Arrestor: Stock or K & N
  191. 3 to 4 blade question.
  192. Forgot plug, turns over, won't start?
  193. Trim Control on Throttle?
  194. What fuel for 502EFI MAG?
  195. Spark Plugs
  196. Roller Lifter life
  197. intake manifolds
  198. Aeromotive A1000 sounds like war!
  199. Making a350 a 383
  200. 350 Mag engine miss
  201. Exhaust help
  202. holley jet sizing.... curious what others are running
  203. opinion 383vs454
  204. 598 Engine Build
  205. 525 Fuse
  206. 496 MAG IAC mounting location
  207. Intake/head port mismatch
  208. best oil for 575 sci blowers
  209. Water Blockage in Bravo 1 Lower?
  210. Building 350 MPI any help
  211. Looking for used 27 dayton
  212. 575SCI water in cylinders
  213. Alpha y pipe and block off plate bolts and o ring
  214. Polishing aluminum valve covers, what to use?
  215. Oil-line hookup on my Gen V HP500.
  216. trailer help
  217. New help with a few issues on new motor install...
  218. Risers too hot?
  219. Supercharger help
  220. K Plane and Extensions Box?
  221. Merc prop defect in casting?
  222. 502 efi problem
  223. Loss of speed over 3800 rpm
  224. ignition timing/super charged
  225. After Market Fuel Injections
  226. Battery/Wiring/Switch Question
  227. Exhaust exit help on Baja 226 Sport
  228. 454 mercruiser ex manifolds
  229. MEFI 1 xdf file
  230. Power Steering Dump Cap Replacement
  231. trs drives
  232. Rebuild kit for 9780s carburator.
  233. Powered Stern Light...
  234. Please help! Complicated reversion problem
  235. 525 sc intake manifold
  236. Varnish And S##t In Fuel Tank Cleaning
  237. Ignition timing, idling woes, Opinions of what to trouble shoot?
  238. Use Rev Limiter or Let Carbs Limit Revs?
  239. 502 Stroked to 547 - Oil Cooler Suggestions
  240. Nav light switch is hot
  241. 115v AC wiring help. With diagram
  242. setting cam endplay with cloyes 2 piece timing cover
  243. hydraulic fluid
  244. Adding an oil temperature gauge to a 496
  245. 565bbc numbers
  246. Horsepower vrs. Torque
  247. pros and cons of bravo three
  248. would anyone be able to give me some eyes in clinton, mo
  249. 540
  250. 502 water pump which hose?
  251. Tab Pump Issues
  252. best water pick up for cat stepped hull
  253. Help Water in oil... Alot
  254. Bravo 1.65 gear sets
  255. what cam and prop fot 454
  256. Weak valve spring symptoms?
  257. Prop hitting drive??
  258. Merc 454 carb to 496 HO?
  259. donzi 26
  260. Mercruiser Starter Switches.
  261. 502 Inectors
  262. Weird issue
  263. cam help... 496 bbc
  264. boat not wanting to accelerate off idle formula 242 ls 502 mag
  265. Hallett 300
  266. Mag Vs HO engines
  267. 496ho gremlins strike again
  268. HP500 procharger..how much boost ?
  269. Fuel pressure regulator?
  270. yellow corvette c6
  271. 460 Ford Berkley Jet
  272. 525SC fuel pump part #
  273. Low Hp Air or Exhaust
  274. 2001 28 td daytona
  275. Eickert Oil Pan /oil Pump Set-up
  276. Staggered Engines
  277. 525 Problem
  278. Wiring diagram
  279. Tips or no?
  280. 496 Crank sensor intermittent? no code?
  281. Goto 540 or Tweek out the 489
  282. bravo coupler
  283. 97 bravo one specs
  284. Sea Strainers
  285. 600 sci fuel pressure too high
  286. Anybody Notice?
  287. boat stall
  288. Fuel flow problem. Help!
  289. 502 water pressure
  290. 454 submerged in salt water
  291. Bulldog 420 hp Tempest Sport 32'
  292. need a ecm
  293. trim problem
  294. Trim Probelm
  295. 454 mpi overheating or not????????????????
  296. 496MAG to codes, but wont run W/O
  297. Sand T stake
  298. Diesel Power
  299. ocean marine a/c unit wiring diagram needed please HELP!
  300. 496 MAG HO ECM Mods
  301. Old Ethanol Fuel – Add Fresh or Just Burn it?
  302. Prop washers
  303. Intake and Carb ?
  304. anybody heard of this company or have any experience with them?
  305. 454 mpi overheating
  306. tachometer issues
  307. Gen 4 max bore??
  308. Looking for 502 MPI Roller Lifter Help
  309. E-3 plugs in a 454
  310. Hin Manufacturer Question
  311. 502 hydraulic roller problem??
  312. hotboatjet
  313. Q-jet jetting question on modified Mercruiser
  314. PowerBoat P1 Driveline Torque Sensor Device
  315. Hardin Marine stainless steel sea pump with the cross over
  316. Installing oil coolers on a smallblock alpha, crossover set up
  317. 502MPI - Odd IAC and spark readings
  318. Bravo water pickup hose inside the transom assembly ??
  319. 454 Mag Mpi Issues
  320. edelbrock heads vs peanut port for 454....
  321. 502-454
  322. k-plane trim limit..
  323. Innercooler cores
  324. Engine Guru's - Need help-Take a look
  325. ezstriper , part number please ?
  326. power steering cooler leak?
  327. 525 Efi
  328. Mercruiser 350 Bravo, ignition timing questions
  329. 454 rebuild help please
  330. sea strainers
  331. Engine hatch hinges and removal
  332. 575 upgrade
  333. Bolster pump leaking
  334. Rockers coming loose
  335. donzi zx 28
  336. 350 Sci Verado problems?
  337. Boat darting right randomly
  338. Which Heads for a 496 Stroker
  339. shorepower battery charger shuts off after 24hrs
  340. 502 Overheating --- help
  341. imco or sportmaster lower unit vs xr lower unit
  342. Crack in Sportmaster Lower
  343. Weird metal markings on 300 ProMax
  344. 502MPI - Intermittent Crank, No Start
  345. 500HP max RPM
  346. marine circulating pump versus automotive
  347. Adjustable fuel pressure regulator
  348. short in ignition?
  349. altenaor ?
  350. sunblock stain
  351. 7.4 MPI running rich
  352. Hp 525 Wiring Issue
  353. Engine temp question
  354. 2000 Fountain Battery conection ????
  355. fuel pump
  356. K plane thru hull fitting question
  357. Any empty trailers moving South from the N.E. to S. Florida?
  358. 454 Project Questions
  359. Help with Shift problem
  360. Need Help ASAP
  361. Block Drain Problem
  362. Timing Chain vs Timing Gears
  363. Oil pressure drops to zero
  364. trim tab install
  365. Mercury 525efi ECU question
  366. 350 vs 383
  367. Carb HP500's Question
  368. Found the Problem with Oil out of exh!!
  369. Hp500 Oil Stat
  370. Honda 2000i Generator
  371. IAC Help?
  372. 575 Sci
  373. oil filter change oil pressure loss
  374. Formula 272 SR1...lost steering while running hard
  375. MAG MPI intake manifold options?
  376. Right prop??
  377. 3 wire sensor on 7.4 mercruiser.
  378. Need Help! Alpha Transom Assy. question
  379. Oil coming out of exhaust
  380. vinyl cleaning help.
  381. power steering line pics..
  382. 454 Mag overheated now not running right
  383. Jetting with innercooler
  384. Hydraulic Helm
  385. Looking for a 24'- 27' open fish like this...
  386. Re-powering question
  387. Any tricks to getting AN fittings to seal?
  388. 454 build questions on cam and carb
  389. fuel injection time
  390. Need a New or Low Hour 496
  391. where to order parts for 500efi heads
  392. Procharger crankcase breathing
  393. alt belt length 454
  394. upgrade a 7.4-330hp?
  395. baja 235 force no pulling rpms
  396. Header leaked water into heads
  397. 496 Mag - OIL PSI CKT LO
  398. 496HO - Hard starting - Need help!
  399. 454 mag efi fuel issue?
  400. BBC 2 Bolt main block hp limits?
  401. Sea Water pump hoses..
  402. Stumped????
  403. Trim Indicators
  404. gps speedo question?
  405. 502 Whipple Idle HELP
  406. Formula 370 SS Prop Upgrade
  407. ECM baud rate
  408. Water Passages Blocked??
  409. 600 sci stage 1 and stage 2 kit
  410. hyd steering leak at control valve
  411. Power Steering boiling over..HELP!!
  412. fuel return line ?
  413. E 10 fuel
  414. Mercruiser 350 MPI
  415. 502 carb
  416. Bravo 1 lower unit
  417. 2010 350MAG making ticking noise, lifter or exhaust leak?
  418. water pump for 1000hp
  419. Gen 6 BBC?
  420. 100+ mph boat????
  421. props to buy for a 29' carrera effect
  422. fuel tank return line
  423. Have to Pull engines for new Couplers What should I inspect replace.
  424. ?? Installing Engine
  425. Westerbeke 4.5 question
  426. Please check out my Post in Cigerette Forum "Heres one as I scratch my head"
  427. Old ethanol gas
  428. Hynautic Helm Conversion
  429. Stereo stuff
  430. where to buy stbd mount ps/alt brackets...
  431. 500 EFI Fuel line to 502 MPI Cool Fuel Box
  432. HP 500 Carb'd Cam Upgrade Selection Expert Advice Needed
  433. HP 500 Cam Upgrade Selection Expert Advice Needed
  434. Trouble Bleeding 496HO Cooling System
  435. Leak/Pressure testing headers
  436. Anyway to make Hardin “silent seal” flappers quieter?
  437. trim switch livorsi type throttle
  438. How to hook up a thermostat housing
  439. Mercruiser Rev Limiter?
  440. Dart Pro 1 heads what plugs
  441. CMI headers for small block
  442. Looking for new Steering Setup
  443. outdrive not lowering
  444. what plugs to use?
  445. Picking up a new boat this weekend....
  446. Rebuild what do you guys do??
  447. Ignition trouble 7.4
  448. White Smoke
  449. headliner
  450. Db Help
  451. flush a oil/power steering cooler??
  452. New (old) Cigarette
  453. Procharged or not?
  454. Need oil line diagram
  455. Water in Bilge - Y-Pipe?? Please Help! - Summer Too Short in WI
  456. engines problems
  457. get me to 70...
  458. Oil filter bypass.
  459. 454...is it a HO or not?
  460. 350 riser bypass
  461. 500HP Carb idle & Choke adjustment
  462. Another oil question
  463. What Props should I try for my DCM Mach 22 500 HP??
  464. baja 270 Captain's call problems
  465. alum heads/intake and perf exhaust worth it?
  466. Hatch Lift Switch
  467. Hour Meters
  468. Kiekhaefer Aeromarine Riser
  469. 496 Ho Iac
  470. 525EFI Tech Questions?
  471. Merc Racing 525
  472. Oil pressure question........AGAIN !!!!!
  473. thru hull andf Y pipe question
  474. Wter temp with crossover to low
  475. Cooked starter, solenoid?
  476. alternator upgrade
  477. 496HO Running Rough
  478. 38 Cigarette Racing Dash Board
  479. 700sci ?
  480. Reversion??
  481. 496 whipple problems
  482. BW Trans question
  483. Thumper Cam
  484. Vapor / Air lock Help !! ????
  485. what props for this boat??
  486. Best way to add 02 sensor?
  487. engine heating up past idle
  488. Drive shaft to tight in gimbal bearing?
  489. Think I blew a drive or U-Joint HELP!
  490. Need help fast 502 gear lube bottle connections
  491. Solid roller lifters......
  492. power steering fluid or ATF in stock Merc PS?
  493. 502 or 496 HO
  494. 415HP 454 Build Question
  495. efi to carb??
  496. restarting my whole motor project! need some advice
  497. electric fuel pumps
  498. cam spec,s 370/hp merc
  499. Engine Remote Starter Switch
  500. Timing Advance for GM Vortecs?