View Full Version : General Q & A




  1. what oilpan for 383 stroker, stock is hitting !!
  2. how much hp 454
  3. Mercury 600sc stalls when shifting imco sc drive
  4. Power Steering turns left, but very hard to turn right??
  5. Best Method for Charging Batteries?
  6. Water Pressure Guage Doesn't Work?
  7. Fuel fill line
  8. Boat pulling to left
  9. xr cavatation plates
  10. 525 vs 496- How many Hours until rebuild?
  11. Fuel Problems. what am i looking at?
  12. Cut filter, have questions
  13. Livorsi Speedo, Garmin antenna
  14. Loss of power/engine coughs then dies
  15. New 525 efi overheating
  16. need muffler
  17. anyone know where to get brass freeze plugs for a 502 ?
  18. engine parts
  19. 598 thoughts please
  20. alternator wiring help
  21. 525 EFI plug fouling
  22. Where to START! Breaker keeps flipping OFF
  23. rooster tail
  24. Timing Issues
  25. trims wont work seperatly
  26. Thanks again RAYLAR
  27. white sludge / film underside valve covers
  28. Holly Carbs New Models
  29. Looking for 2000 Wellcraft Excalibur Windshield
  30. Have you ever had to adjust the camber on your trailer axles?
  31. Pcv sizes
  32. Help! Sneezing and popping coming on to plane.
  33. scanner and workshop manuals
  34. Ignition timing
  35. oil cooler pluming
  36. cut back risers?
  37. Need ideas on how to mount wind deflectors
  38. Trim Tabs drawing power when idle
  39. Timing a Thunderbolt ignition question.
  40. Gps
  41. Mercury systemview trim indicator function
  42. How many hours is a lot on a merc 454?
  43. Tune-up on 7.4 MAG
  44. Running Hot-Help, I need to fix this tomorrow morning!
  45. Gaffrig GPS speedo intermittantly working
  46. p/s pump fitting??
  47. 502zz cam w/ 496 manifolds
  48. 454 Mag Timing
  49. Cam question for water reversion
  50. DPX problem.
  51. How to I.D. Ignition?
  52. TB IV and msd blue box
  53. how much are these motors worth??
  54. water reversion ?
  55. Help With Gauges - Tach Works Randomly
  56. Why so many bb's vs. sb with procharger??
  57. Frozen 500efi... Now i guess i get to build a new one;-)
  58. 25 sunsation impeller change ??
  59. Charging issues
  60. How is water getting in the cylinders of my 496Mag?!?!
  61. Hydraulic hatch cover wont lift *formula boat
  62. gas gauge quit working
  63. Synthetic for an older motor?
  64. Best Oil for a Merlin long Block 540??
  65. Adding 2 stereo batteries
  66. 97 454 Mag stock oil pressure?
  67. alpha one whining
  68. powerglides with twin diesels?
  69. 575sci Intermittant RPM hesitation??
  70. Gauges ??
  71. Oil pressure gauge fluctuating above 3000rpm!!!!
  72. Broken Exhaust Valve Guide SBC
  73. Canfield stud girdles?
  74. 502mag and msd tach adapters:
  75. Stand off box, when do you use them, what size of boat?
  76. HP500 16535 Hydraulic Roller Lifters Cross Reference
  77. RPM issues
  78. oil sandwich adapter
  79. bat boost components
  80. 525SC Stock Jetting?
  81. HP500 Headers and bored over jetting change?
  82. Stock Chevy 454 Timing.
  83. replaced tbolt v with d.u.i. and cant get tach to work
  84. Reverse Rotation Engine
  85. Tb Iv - Help!!!
  86. Fuel Pump Mech. GPH ? which one
  87. 454 mag lean? need advice on what to do
  88. Boat position on the trailer and slings usage
  89. Prop Selection Help Needed
  90. Stock factory hydraulic steering arm leaking
  91. J.c. Marine,,,496 Impeller Kit
  92. prop
  93. I Need a Set of BBC AFR Heads for 598ci. Supercharge
  94. Another Holley Idle Thread - I'm at wit's end!
  95. oil temp sensor placement
  96. Missing alarm check - 496 HO
  97. Speedometer not working with IMCO
  98. 502 MPI hard start when cold
  99. 700sci IAC Fault Code
  100. Air Gap Intake Manifold
  101. How to tap 502mpi fuel rail?
  102. Can't get engine to warm up.
  103. Captain's choice wont stay open
  104. oil line size
  105. 502 -99 wich gasket?
  106. water in oil 454
  107. Constant tension hose clamps
  108. Outdrive Jacks and Stands
  109. msd problems
  110. Exhaust Diverters
  111. Oil T-stat selection and plumbing
  112. Valve guides for Mercury Racing 525 EFI
  113. X-Dimension Help
  114. 4.3 missing
  115. 496 Poppin through exhaust
  116. Blower motor
  117. 502 Ecm
  118. K K Tab Cables???
  119. Ran above 4000 rpm, overheated
  120. Scx Oil
  121. Arneson single cylinder steering
  122. What size/brand line on your box anchor?
  123. New Sarter Motor Or?
  124. batterys
  125. Any idea where these wires go
  126. Bennett Tabs?
  127. bimini top
  128. Special relay for engine hatch actuator???
  129. thermostat housing issues..
  130. Urgent!! Please Read!!
  131. 500 efi rough idle- surge
  132. fuel pressure problem ?
  133. Max HP for Stainless Marine Exhaust
  134. short block or complete???
  135. 525s vs 700
  136. Did I Undercarb my 489?
  137. Seating Capacity 87 Nova III?
  138. 525 Timing Adjustment
  139. B 1 drivr to a XR
  140. Carb/Fuel pump Help
  141. K&N VS. Gaffrig style
  142. Fuel Problem
  143. whats less room on a blower motorI am
  144. Trim Pump Dipstick??
  145. rubber flooring
  146. 502 mpi Fuel Pressure- need help
  147. Steering Helm replacement
  148. Black full cover How Hot?
  149. were to buy new cockpit cover
  150. hp 500 carb jet sizes??
  151. Steering control valve, Saginaw valve
  152. Busted Trim Tab plane
  153. 454 gen 6 H
  154. roller rockers and tall valve covers
  155. 420 Mega Blower B&M
  156. smartcraft
  157. 27 Series Deep Cycle for starting
  158. Baja 250 sport engine throttle cable question.
  159. Plug wires
  160. Converting from 502efi to 525EFI
  161. Can somebody tell me what part I need?
  162. heads? cam? small block stroker build
  163. Costs to rebuild Upper drive Bravo One X?
  164. Wire Size
  165. merc fuel cool system
  166. 525 Problems
  167. Shifter/throttle help
  168. 3X18 Oil Cooler Help
  169. 1987 Baja 240 Sport Hatch Lift
  170. k-plane mounting
  171. Priming Oil Pump
  172. Anyone heard of Xtreme Custom Boats??
  173. Any Jet Boat Techs Here?
  174. What in a Holley carb would cause a mid range miss?
  175. 525 sc Thermostat
  176. Livoris to Garmin
  177. Needed Vst Pump Asap
  178. where to be 140 Thermostat 7.4 mpi 1999
  179. Rebuilding A 525 Efi
  180. Carb size
  181. Fixed vapor lock 454mag mpi's with VST
  182. Mechanical Oil Pressure Gauge
  183. Mercury "O" ring sealant ?
  184. batterys
  185. Best Battery Setup??!!
  186. Fuel mileage 454?
  187. Gen VI 500hp
  188. Hawk 525sc oval port intake with rectangle heads
  189. 502 Mpi Problems Help!!!!!!!!
  190. HP nearly stalls when throttled back to idle
  191. Cmi Etops
  192. who makes a trans for torque 1375 hp
  193. props
  194. need help choosing prop for baja sport 250 with 450hp
  195. Feeler: Whats it worth? 1995 454MAG EFI 120hrs Complete
  196. steering wheel out of center
  197. Holly Marine fuel pumps.
  198. 7.4 Liter vs 6.2 Stroker Rebuild - Need Advice!
  199. Idle adjustment
  200. Baja 240 rpm question
  201. teach me about tunnel tabs...
  202. Help with Merc 5.0 cooling issue
  203. 496 HO Oil in coolant issue
  204. 496 HO Warning buzzer issue
  205. stepping The hull
  206. 825 mighty marine demon
  207. sea doo techs??
  208. K-planes
  209. 496 H.O. and Boost pump
  210. drive couplier
  211. mercruiser lower shift cable
  212. VHF Radio
  213. Exhaust Temp
  214. broken motor mount bolt
  215. engine builder or mechanic in ct
  216. temperature problems
  217. 502 MPI hard start, water temps, steam, riser temps ???
  218. hp 500 carb leaking at throttle shaft
  219. holey or bg demond
  220. holey carb gurus
  221. 525 EFI Service intervals -When and what is recommended
  222. How much water presure is to much ?
  223. Whipple intake manifold.....huh?
  224. Best Engines :-) BPM or Crusader ?
  225. 502 hole in piston, oil everywhere
  226. Intermitent whine around 3000 rpm
  227. Engine Serial Number
  228. Corsa Q&Q+ trouble shooting
  229. Power steering weak??
  230. Vibration / U-Joint / Gimbal question - BIII
  231. Trim Tab Size Question
  232. 496 Mag Rich at Idle & Feels weak over 4k
  233. Floating Boathouse
  234. Nose Bleed Supercharger Boaters?
  235. 502 mpi Fuel Pressure Regulator Question
  236. Idle RPM
  237. 525SC Spark Plugs
  238. 87 Pachanga 22 props anyone?
  239. Newbie Outboard/GelCoat Question?
  240. 502mpi Vapor Lock
  241. Power Steering/ Steering Cable???
  242. steering ram size question
  243. Bill Gibbs Racing Oil
  244. Fuel pump oil
  245. Flushing out impeller pieces?
  246. Can't get the Alternator off
  247. Repower 2 x 36ft Spectres
  248. 10% Ethanol enhanced Fuel in my 525SC
  249. 500 efi alternator?
  250. 500 EFI recirculating pump
  251. cost to polish imco lower?
  252. Raylar Heads and Dana Exhaust
  253. Bravo Drives moving upon acceleration
  254. need help: breaking up, loosing rpm when running hard
  255. Recommended oil cooler size?
  256. Holley Carb Tuning
  257. what oil to use
  258. Port Tach jumping around
  259. Known problems and solutions
  260. Throwing accessorie drive V belts
  261. subwoofer box in rear bench and speakers
  262. Silent Choice Wiring
  263. Engines cross cranking
  264. Help new engine has a miss in the 3800-5000rpm range
  265. Forumla for Horsepower estimate???
  266. Oil Temp, What is normal or acceptable
  267. 496 ho over heating
  268. steering issuess
  269. Bravo Drive trims up, not down.
  270. ECU - Arizonia Speed & Marine
  271. 496 HO wont run, help!!!
  272. holley mech fuel pump
  273. 500HP starts missing in rough water conditions only?
  274. NXT1 Dipstick oil leak
  275. Oil temp sensor?
  276. Seawater Pump Belt Problem
  277. Time for new power, what to do?
  278. RPM/temp QUESTION
  279. engine hatch lift
  280. How bad does your boat leak?
  281. 177 blower pulley question??
  282. Best starter for a slightly modified 454?
  283. Shorepower charging
  284. Need blower carbs
  285. Electric Choke not working....
  286. new lenco hp 25x14 tabs
  287. Gaffrig gauges: what do you guys think?
  288. Horsepower Loss do to Wet Exghaust
  289. Jabsco water pump
  290. Livorsi GPS speedo not reading
  291. Oil level weirdness.......
  292. Fuel Pressure 502 mpi?!?!?!?
  293. flyhwheel
  294. Starter noise, but does not turn over.
  295. Stellings Box on 25 OL.....issues....
  296. Do all cats porpoise?????
  297. Smartcraft Guage problem
  298. Outboard Question?
  299. Help me start this 502!
  300. Exhaust Set Up Dif From 9.8 Block To 10.2
  301. 502 Balancer
  302. fuel pump vent hose
  303. Trailering clips for TRS
  304. Best conventional straight weight for a 700 Hp engine
  305. 600sci stage 2 probs
  306. Mechanical trim indicators are sticking!!! Help please!!!
  307. Fuel Problem ?
  308. Apache font
  309. Carb to MPI swap (gen iv)
  310. Change springs on HP500
  311. powersteering pump ?
  312. Ignition Fuse
  313. 1990 Black Widow coming along
  314. Msd Billet Distributor
  315. Inverter ground
  316. Restrictor in Prochgr FMU Vac Line, Why?
  317. How much drive oil in the sea water/fuel pump resevoir?
  318. Upholstery Question!
  319. thermostat housing/exhaust/hose routing questions
  320. Ever hear of a Brady Valve (vaporlock)
  321. Thackery spring
  322. merc racing pcm upgrades
  323. Starter Slave Solenoid Location -- 500 EFI
  324. repair a trim cylinder?
  325. Bad fuel pump?
  326. wire questions on 502 mpi
  327. 330 breaking up at 4200
  328. Can you guys use ZZ502's?
  329. Steering getting stuck when turned all the way left???
  330. omc ford 460 coupler
  331. Plug wires
  332. Compression Specs...
  333. O2 sensor - need install location
  334. props
  335. Need headers for 10:1 540EFI
  336. decent cd player for the $
  337. Intercoms
  338. 2000 454 Mag Mpi Starter Issues
  339. basic holley carb tuning question
  340. Gas Tank Pickup tube
  341. Drive trim Question???
  342. Oil cooler recommendation HP500
  343. Need advise on mounting anew compass
  344. Any thoughts of All American Drive Service?
  345. 525SC Clone Upgrades
  346. Cooking Gear Lube
  347. Fountain Ballast Tank?
  348. Best Headers?
  349. HP 500 (carb) upgrade options
  350. 38 fountain lightning vibration!!
  351. ??? Blown bravo one drive
  352. Alarm Sounding
  353. 500 EFI starting issue
  354. 502 mpi problem!!! HELP!!!!!
  355. Looks like I need a sea water pump; anyone have one?
  356. Oil leak on BBC
  357. White smoke from port exhaust
  358. Aeromotive fuel pump pressure drop?
  359. can i use a automotive water pump for circulation?
  360. Trim Switch
  361. choke problem ( I think )
  362. 502mpi ps/oil coolers set up on 496 build
  363. biloxy talkoffshore
  364. Stainless Marine OR EMI Replacement For Stock Exhaust Manifolds
  365. prop selection
  366. EMI thunder thread on bolts
  367. Both motors, #5 exhaust valve N/G
  368. mercruiser mpi wont start
  369. 500hp valve spring replacement
  370. corsa, 1 not opening completely?
  371. WIX Racing Oil Filters
  372. 500 hp short block
  373. Bad day on the water for 1 motor
  374. RPM loss on engine rebuild
  375. Does Livorsi still make the post style connection?
  376. Help needed fast intercooler
  377. Merc 500HP "Blue Motor" Cam & Heads
  378. GEN VI flywheel info needed
  379. x dimention
  380. Tubes on drives to induce cavitation
  381. Steering, Has anyone installed the Teleflex HPS rotary helm?
  382. Fresh water flush questions
  383. Bravo 1 forward- reverse clip question
  384. Digital Gaffrig Gps
  385. Steering Question
  386. exhaust muffler tip question?
  387. Exhaust Extention Questions
  388. Trim display outside your normal trim angle
  389. E3 Plugs?
  390. Question about cast iron exhaust and changing risers
  391. choice of 2 cams
  392. K-Plane and Trim pump fluid.
  393. Bravo X vs XR
  394. Help--got Gas??
  395. No Voltage to Port
  396. prop shaft wobble bravo 1
  397. Water temperature for 6.2 liter mercruiser
  398. 10' gw invader
  399. Question for the carb Guru's
  400. 92 Nova Steering Wheel Replacement
  401. need 496 experts again fuel prob?
  402. Gimbal bearing pullers
  403. Upgrades for 2000 7.4 MPI
  404. Intake gaskets
  405. Air hose from valve cover to breather
  406. what is this beeping noise?
  407. warning beep?
  408. 502 Oil filter questions w/HP500 oil Thermostat.
  409. 496ho constant beep
  410. Survey items on 1999 HP 500's?
  411. 42 fountain
  412. bluechart and C-Map
  413. electric fuel pump questions
  414. more Rochester Issues
  415. thermostat 454mag mpi's
  416. Best oil for 502 MPI?
  417. Eliminator Ride guide, new cable or replace with new helm as well?
  418. hulls, are newer hulls faster then older ones, do they change that much?
  419. msd
  420. Valve Cover Gromets
  421. Best option for 5.7 Mag exhaust replacment?
  422. How much HP was left on the table HP 500 C/R
  423. MEFI help needed
  424. CMI E-Top through prop
  425. 496ho warning beep
  426. Carb backfire?
  427. The HP numbers are in
  428. Use big cam and big heads or procharger
  429. Why use a Crossover vs. water pump?
  430. 502 Mpi Not Starting!
  431. Mercury Outboard Wiring Diagrams
  432. oil cooler water flow question
  433. Wood Floors similar to Cigarette Playboy
  434. any info would help
  435. Ride guide, new cable or replace with new helm as well?
  436. Mufflers for dry exhaust?
  437. 498 Stroker almost complete, few more ??
  438. Water Pressure Gauge Hose, what to use?
  439. Head bolts or studs
  440. hp 500 heads
  441. RPM and Thermostat Advice
  442. slave solenoid
  443. Which coolant in a 496 Mag
  444. Water flow and overheating issues
  445. cross overs
  446. leverage wax on new paint?
  447. msd for tach ??
  448. Sea Foam in with the oil 496HO
  449. msd slip collar
  450. Need Reversion Help
  451. 211 liberator with 350 mag engine upgrades
  452. Seawater Pump - Impeller Replacement
  453. Trim Tab problem
  454. 502MPI Oil Temp
  455. Scan tool for 502MPI ?
  456. Help wanted on Sixdrive
  457. VAPOR LOCK #&%! BLOWS (help!)
  458. Prop Slip to High?
  459. Power Steering "stiff" on my 454 Magnum
  460. i need a part number
  461. Coan 2 speed transmission
  462. Octane and compression discussion
  463. removing corrision
  464. 496 Loosing Antifreeze
  465. 502 MPI RPM Issue
  466. 454 Mag buildup
  467. Best Batteries?
  468. Intercom's
  469. Changed flappers to external now water reversion?
  470. Polishing Keith Eickart Exhaust
  471. Brand new k-planes- one sticks when down, HELP
  472. push rods
  473. Merc. 454/ 330 Torque
  474. How high can you safely mount a remote oil filter?
  475. opinon on jet docks
  476. Need help stumped...
  477. Just got a stinger 260 I need some help
  478. Wipple ECM upgrade- 496 Mag HO
  479. Engine compartment LED's
  480. Mcleod Electric Seat Wiring Diagram
  481. hydraulic drive stands
  482. 1985 40' Excalibur...
  483. Depth Finder Wire
  484. Cabin carpet - Dye POSSIBLE
  485. trim cylinder leaking
  486. Livorsi speedo light
  487. Engine builder question Help!!!!!
  488. SBC 350 Mag Exhaust Headers
  489. Help w/ Livorsi tach zeroing @5000rpms
  490. Rear Motor Mount Setup
  491. rods bluing
  492. Whats a good Valve Spg. - Rem./Inst. tool
  493. broken valve stem seals
  494. Holley Marine 830 leaking?
  495. performance fuel pump relay?
  496. Starters
  497. Valve springs
  498. carb spacer or not on dart intake
  499. odd bank of my engine is warmer than the even
  500. Alpha One Gen 2 Water Pump Parts