View Full Version : General Q & A




  1. In line engines
  2. Optimum Static Compression Ratio-HP 500/Pro 1
  3. Weiand 177 Height
  4. 502 Mag Rebuild or New 502 ???
  5. Mobil1 5w-30
  6. Best way to go... 575 to 650 HP?
  7. Stock 502 Oil Cooler/line question
  8. Question???
  9. Powder, paint, anodize or billet?
  10. Mercruiser 6.2 320hp or Scorpion 6.2 340hp??
  11. 496 EFI to carb
  12. 502 mpi cfm rating
  13. Winterizing with a XR Drive
  14. EFI fuel problem
  15. HP 500 PVC & Lifter Valley Pan
  16. 7.4 Mercruiser To Much Fuel Rail Pressure
  17. Stock horse power of 454 and 502 mags???
  18. Wanted Bracket For Remote Oil Thermo Filter
  19. Vinyl repair
  20. Gibson silencers... reversion?
  21. Fogging a fuel injected engine 350 Mag MPI
  22. 575sci reliability?
  23. ANYONE HAVE A HYDROMOTIVE 4 BALDE 24p RH PROP TO SELL
  24. harmonics/ offshore plate/ oil cooler
  25. Making a Dry Exhaust System
  26. Why is my distirbutor buzzing
  27. 500hp efi/whipple
  28. XR Decals and Dip stick
  29. Help me pick out the best deep cycle battery
  30. 42 twin step Fountain hook
  31. intercooler water pickups
  32. Hose Part Number
  33. O2 Sensor spacer plates???
  34. Leak from around TRS housing into boat.
  35. 500hp Valve Spring/Crane PN?
  36. Excessive Fuel Pressure
  37. 496ho headers
  38. 350 Mag MPI upgrade
  39. intakes
  40. Thoughts on Tunnel Ram?? Input?
  41. switching to new style thermostat
  42. Manifold pressur
  43. 454 Mag MPI with Low Oil PSI
  44. Scarab III running 3000 rpm max?
  45. Is a 1995 7.4L Mag a hyd roller or flatt tappet?
  46. How Do I Contact Stellings????
  47. For you engine builders
  48. steering wheel
  49. Engine accessories
  50. Bravo / 454 water feed
  51. lookin for ss thermostat housing
  52. Rocker Adjustment?
  53. Whats The Difference
  54. EPA approves 15% Ethanol
  55. Intercooler Plumbing
  56. 502 MPI Q - Sensors
  57. Missing outdrive
  58. regular air filter instead of flame arrestors?
  59. 509 made it to the dyno, concerned w/flame arrestor
  60. 496 Ho Problems Again
  61. Stellings power
  62. trim cylinder hydrolic line
  63. Aluminum Blocks?
  64. what would this checkmate be worth
  65. cam/exhaust.reversion
  66. What engine is this?!?
  67. all you 496 guy,s
  68. Eliminator 28 daytona..what prop size?
  69. Gimbal replacement, XR, HP or IMCO?
  70. Going to the DYNO
  71. looking for a littel more power
  72. DIstributor gears
  73. Rough costs of an Imco full hyd kit installed?
  74. Starters from JEGS or Summit
  75. Rubber gaskets for through hull exhaust
  76. sbc race engine mount
  77. What is the Stock Oil cooler size on a Gen 5 502 MPI?
  78. Honest boat mechanic near Wichita Fall Tx.
  79. Q-Jet question
  80. 454 Mag MPI Rebuild - HP estimates?
  81. 500 Hp Cam Wanted
  82. shifting problem update! FIXED!
  83. water pressure
  84. 454 mag oil amount
  85. Merc Magnums won't rev past 3500
  86. Fitch Fuel Catalysts ,anyone use there products?
  87. OIL pans
  88. 496 starter
  89. fuel pessure at wot?
  90. Best big motor starter?
  91. Best Carb intake
  92. 525 Intake Sensor
  93. 98 502 cam card spec
  94. Downturn Pipes
  95. Mercrusier 454/330
  96. Thermostat Housing
  97. Repower project questions
  98. 454 (330hp) winter upgrades
  99. cummins 5.9 diesel
  100. trim tabs
  101. external steering hose
  102. Steering broke, though me out @ 80 MPH, gimbal broke or did I hit??
  103. Winterization.... some questions....
  104. Need Mach prop thrust washer for Bravo
  105. looking at a boat that needs rigging
  106. 5-Bladed Prop?
  107. marine surveyer
  108. Good Speed Sensor - Pulse Style
  109. Marine Machine still make this cylinder?
  110. 496 mag HOs,run better with mufflers?
  111. Question about ignition module
  112. 50 Amp Engine Circuit Breaker
  113. whats next
  114. H.P. of an EFI500
  115. Tail Pipe internal flapper identification needed
  116. 502MPI side mount Whipple manual
  117. Anyone have a contact # for Ed Cozzi in Fla??
  118. 454 Magnum, Cam, Intake, Carb.
  119. need advice...
  120. winterize or bilge heater
  121. Hard Starting Problem
  122. Bravo1 prop, what pitch really?
  123. Quest For More Mph
  124. Shore power and winterization
  125. Gimble Bearning for Bravo
  126. 496ho oil pressure dropped
  127. Building 598 CI Supercharge what holley carburetor? 1150 dominator or 1050 holley
  128. 350 mag drain plugs
  129. volvo fuel injection
  130. question about buying a boat
  131. battery left en boat
  132. Swim Plat Form
  133. Boat Lift?
  134. fuel burn per hour
  135. Rpm's shooting up and not plaining off??
  136. Best high performance heads & cam for Volvo Penta 502?
  137. I need a High Pressure fuel pump from Vapor Seperator Tank.
  138. Gil exhaust manifolds
  139. Carb to Fuel Injection
  140. Vortech heads
  141. 37 ft active thunder catamaran
  142. 496 volvo penta engine - $1500
  143. How do you run two GPS speedos ??
  144. 502 circulating pump
  145. What heads?
  146. Whipple 500 efi HELP
  147. 502 blocks
  148. 1996 7.4 efi mpi surges after warm up
  149. Best bang for the buck upgrade 99HP500..??
  150. Need some ideas on porposing
  151. Marine Head
  152. #3 prop locks
  153. Anyone have an Indmar 6.0?
  154. .060 4 bolt main
  155. nitrous HP performance
  156. 502 MAG EFI/MP vs 502 MAG EFI
  157. cast iron manifolds on alum heads???
  158. Diagnostics on Merc Racing 377 Scorpions
  159. Whats the best oil pump?
  160. 525 Headers
  161. oil filter lines crossed
  162. Mercruiser 5.0 V8 Alternator Question
  163. odd coincidence
  164. Milk In Oil, Help?
  165. 525 sc blower oil type?
  166. whats it worth 502
  167. looking for the best price on marine machine steering system
  168. 1993 formula steering
  169. Fountian needs help
  170. Windline SM-3XG Stainless Ladder.
  171. Expirience with Hardin Marine Cyclone headers
  172. Is this cam any good?
  173. Engine ident
  174. Switching to Dry Exhaust.
  175. Merc 400HP 383 Stroker Scorpion ???
  176. Boating magazines??
  177. Can someone ID this hose?
  178. Merc 575 SCI Increased Boost
  179. 86 velvet drive leaking from breather valve
  180. K plane trim tab pump
  181. need help on boat information
  182. 496 HO Oil Temperature
  183. Engine Stalls Whn Throttling in Reverse
  184. Recomendations on new steering
  185. Need some help on which prop to run?
  186. 496 ho at low speed cuts out all of sudden beeps then fine??
  187. K plane ?
  188. More HP or Torque
  189. manifolds
  190. truck from S. Florida to Indianapolis and N.J.
  191. 496HO Mayday: Low fuel pressure, poor idle, surging, low WOT RPM, IAC Hiss
  192. 496 mag backfire help
  193. Who can do dash/guage panels
  194. highest drive height I can go with?? #4's on boxes
  195. Raylar 550
  196. Wind deflector parts!
  197. Rebuild or Part out?
  198. advice
  199. 240 sport parts
  200. 406 sbc blower motor
  201. 502 Vs 525
  202. installing new gas tank
  203. new gas tanks
  204. Run without thermostat?
  205. Tilted Engine/Clearance
  206. Compression Ratio
  207. mercury 225 efi
  208. MSD vs Merc plug wires with knock sensor??
  209. Top Mount Stater Guys
  210. Repower 38'Fountain
  211. Setting timing on a 575sci
  212. Livorsi GPS Antenna "Yellowing"....
  213. Looking for Larry Michael Nixon
  214. 496 HO - hours above 4000 rpm
  215. Can anyone identify this part?
  216. Need Help With Dne Transmissions
  217. zz502 in a 24-7
  218. 89 OMC 350 King Cobra engine?
  219. Merc 525SC Specs
  220. thunderbolt ,alternative,,help
  221. Huber 1450 Trans ?
  222. Carter Fuel Pump- sort of died
  223. Trim pumps not raising drives
  224. Pro charged 502 water temp
  225. Thermostat?
  226. time to rebuild
  227. 454 MAG Correct Operating Temperature
  228. How good are these heads
  229. 1987 Baja 240 Sport with 454 Mag
  230. Draining/Pumping out fuel
  231. Freshen up 525 EFI
  232. 454 Mercruiser budget build help
  233. K&N Flame arrestor 502 MPI
  234. 350 mag running poorly - 1988 Nova 3
  235. Enderle or Hilborn Mechanical Fuel Injection Questions
  236. Rebuilding a Glastron/Carlson CSS-19 and need recommendations
  237. roller rockers on vortec heads
  238. Nail polish on vinyl?
  239. elec fuel pump for VST's (where?)
  240. 575SCi injectors (rare) and + HP pulleys FS
  241. Pulley Needed
  242. BB Chevy Heads
  243. Impellers twice
  244. drive question
  245. Pcm 555 connector plugs on 496ho
  246. winter storage ......gas question......
  247. Rod and Main Bearings for my 575sci
  248. valve sizes
  249. need help with a porta potty question
  250. Enough air?
  251. 500 EFI thermostat replacement
  252. Holly EFI?
  253. High Oil Pressure on the gauge
  254. 305 0r 350
  255. Procharge a 502 mag
  256. Gen 6 P.S. pump
  257. motors or drives ?
  258. Question about 500EFI Temps.
  259. 454 efi bogs down and dies...............
  260. Help on a 33' IMP Viper
  261. Air intakes
  262. MEFI 1 interface 10-pin cable
  263. Power steering pump ?
  264. I boats.com Mooring Covers
  265. Props spinning in or out?
  266. 454 bogs down and dies......help!!!......
  267. BBC help needed
  268. HP500 cam???
  269. Looking for another 500 rpms!
  270. oil gauge temp
  271. Motor Squeal
  272. TRS problems, Motor is to low?
  273. Looking for an owners manual........
  274. Merc Silent Choice part question.
  275. cream in valve cover.
  276. Help please with a 525
  277. 502 MPIs, A Long Story Getting Longer
  278. Supercharging ?
  279. loosing drive fluid in bilge ??
  280. multiple misfires tried everything ,someone help!
  281. need performance marketing expertise for boat sale
  282. code 44
  283. engine shuts down
  284. Trim and depth gauge help needed.
  285. lifter problems
  286. Fuel pump not turning on (496HO)
  287. Alarm on Startup
  288. Random dropped cylinder?? HELP
  289. Trim switch trouble
  290. 502 Blues
  291. 496ho Blew Its Cookies
  292. Upholstery cleaner
  293. Reversion ???
  294. Need expert help on 2003 496 Mag
  295. Salt A Away
  296. Coupler Info On Replacement
  297. Both engines loading up
  298. Half of engine running hott!
  299. Electrical guru's...help a newbie will ya? 1995 Cig TG bow light
  300. Why can't I get top speed from my boat?
  301. Baja 232 trim tabs
  302. Cmi Exhaust Headers
  303. 1/2 off gearwrench products
  304. Vacuum gauge vs oil puked in beilge
  305. Wanted Merc 525SC service manual
  306. Ignition box w/pics?
  307. Can't trim up but trailer works?
  308. Procharged 555...
  309. 525SC and spark plugs
  310. 496 Owners Base or HO Please Help me
  311. Lingenfelter Performance Engineering
  312. gen V 502 mag ?
  313. Moisture in transom
  314. Ok, so I crashed my Bravo XZ upper....Can I use a regular Bravo 1 until I fix it?
  315. How Important is Prop Pitch?
  316. Rebuild or new
  317. What would make Carb overflow when hot?
  318. Breather question on 454map mpi
  319. Engine problem/ ALARM
  320. Need Paint Code for Merc Blue
  321. Questions about fuel pumps ?
  322. Merc 2.5. Why are they better?
  323. Best way to check stringers while engine is out?
  324. 280 k-planes on a 24 outlaw
  325. cam choices
  326. Looking at 27FT fever with a procharger
  327. Am I propped wrong??
  328. What causes my dip stick to pop out????
  329. Inward vs. Outward turning props?
  330. timing on a procharged engine
  331. pro charger pfm super prom
  332. Anyone running dual hatch actuators?
  333. 496ho electronic throttle & shift problem
  334. starboard engine alarm
  335. Bravo lower unit oil filling problem, minimum oil to use safe?
  336. This section just for mechanical? How about marketing?
  337. 26' Scarab excel troubles...........
  338. 454 mag mpi losing power after 30 mins of cruising
  339. Hull Widening ??? .. Why And How ?
  340. Is this from Ethenol or.......
  341. How quick can a MSD blue box die?
  342. Taking up Slack in throttle
  343. 350 Mag fuel system questions
  344. Corsa parts
  345. What size injectors 502MPI?
  346. Timing on a 540ci N/A
  347. Very odd can a thermostat stop circulation on one side of the engine
  348. Looking at a 1991 24' switzer
  349. Mystery Bravo Oil Leak
  350. Engine Oil Temperature-496 HO
  351. Fouled plug ?'s
  352. lifter help
  353. SCX prop slip
  354. Oil PLug Size for 575sci
  355. where do i buy an elec. fuel pump for VST
  356. Rubber rub rail question.
  357. Sombrella
  358. Temp Spike
  359. Drain Plug Oil Hose Kits
  360. TB IV Problems
  361. Side Mount Whipple Chargers?
  362. Intake Gasket+ Manifold Leak, picture
  363. heres the update. 502 mpi fuel pressure readings
  364. Who sells the valve covers with the spring oilers??
  365. Trim
  366. Can a lightning header clog?
  367. Machine or engine shop near Cincinnati Ohio
  368. Mercruiser 6.2L Cooling Hose Swelling?
  369. Anyone try these bolt on coolers?
  370. OMC King Cobra nose cones
  371. U Joint Failure
  372. CMI Issues on 525's or 700's
  373. 496 HO miss?
  374. Ground issue?
  375. exhaust flapper
  376. best performance lower unit oil? bravo drive
  377. Bolster seat handles
  378. 42 lighting vs executioner
  379. 3 blade vs 4 blade prop
  380. MIFI-3 replacement help
  381. a/c opinions dometic or mermaid
  382. L29 Vortec heads
  383. stopping drive corrosion?
  384. Merc 340 Tune up
  385. Need a part...
  386. PCM555 alarm
  387. Stainless Marine Gen III 5" tailpipe fitting specs pls?
  388. HP guestimate
  389. taipipe builders
  390. Best Marine Speakers
  391. Engine Alarm
  392. Dry vs wet exhaust....??
  393. Difference between 454 and 502
  394. What is the Best Wax
  395. prototype custom boats???
  396. Merc 496 heat exchanger maintenance
  397. Aluminum heads on a 525 SC motor
  398. down on power and rpms 454mpi...
  399. Bye Bye Blowers
  400. oil
  401. Whipple on 260 SunDeck w/6.2/BravoIII
  402. gauges
  403. Benefits of a tall deck BBC vs. reg deck BBC ??
  404. 2008 700 sci dying out
  405. Water Temp Readings? Oil cooler help.
  406. milky oil question with synthetic
  407. 26 legend pq ?s
  408. 26 legend pq ?s
  409. Bezel - SM Heads Up Indicator???
  410. 7.4mpi real rich at idle help
  411. Tachometer issue
  412. Scarab ignition issue
  413. Corsa leaks
  414. looking for opinions on problem. is it fuel, electrical..?
  415. 502 MPI starting
  416. 110s K-Planes: Who's running them with indicators?
  417. What is the best spark plugs for 1999 HP500 Carb
  418. Prop, carb, rpm questions..
  419. Trim Problems / Drive Caps?
  420. best prices on pistons?
  421. 454 over heating....................
  422. Checking oil, interesting phenomenon
  423. Help... sea water pump took a crap
  424. Ignition Problem need help
  425. over heating
  426. Smartcraft SC1000 <-> 496HO and Bravo XR
  427. 575sci ate a cam lobe....
  428. Water pump hoses backwards???
  429. Water pressure on hose before engine ???
  430. a/c question
  431. Looking for a 575sci spark plug wire set
  432. wierd 496 ho problem.
  433. Having trouble with the classifieds
  434. Whipple noise?
  435. Possible water pump issue?
  436. gen 6 timing chain cover
  437. Couple questions...Transmissions, Props
  438. 496 HO spit belt and puked oil issues!!
  439. Setting Base Timing to 8 degrees, or 9 degrees......
  440. Mph
  441. Wake Jumping pics
  442. Oil?
  443. Teague motors
  444. exhaust condensation
  445. Tilt/Trim trouble
  446. tbs 250ci blower marine
  447. Center of Gravity - explain this?
  448. Engine Stalls when throttling in reverse
  449. Insta-Trim Indicator issue...
  450. Converting from Ammeter to Voltmeter
  451. Trigger coil & Coil symptoms?
  452. HELP with oil pan and oil level!
  453. Airpax Switch boots. Help Please!!
  454. Remote mercruiser oil filter mounting
  455. Marvel Mystery Oil
  456. Silent Choice Problems
  457. Vapor Lock - More Help Please - Not sure what to do now...
  458. Best prop tilt and trim tabs
  459. High torque mini starter
  460. Help - 383 MPI Mercruiser
  461. Nose cone on slow boat??
  462. gps jumping all over
  463. Hesitation problem under load 454 Magnum, I need some idea's
  464. Remote pick-up bilge pump
  465. Felpro gaskets
  466. A little bit of moisture under Oil filler cap common?
  467. Power steering aireating and blowing out of cap
  468. Livorsi water pressure gauge....
  469. '86 CC 210 Scorpion Cuddy questions
  470. Mercruiser--TRS combo. . .Water/Oil in bilge ???
  471. Powerquest?
  472. Question re: version of 454
  473. 502/540ci stroker expert help pls!
  474. bravo shop
  475. 454 MPI limiting to 4100rpm lost 8 mph too!
  476. A/C Expert
  477. Need info on 1987 Scarab 1
  478. cam teeth
  479. Water pump on Alpha
  480. High altitude prop change/trade
  481. 454 Mag W/whipple ECM advice
  482. Hours meters in Gaffrig tachs not working
  483. dry exhaust vs wet exhaust
  484. engine ?
  485. Need help - Bravo 1X 4 Blade Bravo 1 Prop
  486. Alternator belt issues
  487. Original cap on a 2000 7.4
  488. Timing moving on it own?
  489. whats a 2006 70hr 496ho worth?
  490. B/B dipstick, what works good
  491. 502 MPI intermediate shaft question??
  492. Whipple 496HO ECM tune...?
  493. chasing a miss
  494. 500HP EFI with ProCharger ?s, Want to take it off
  495. Gil exhaust 525
  496. Merc vapor lock kit??
  497. Need help with Exported Scanner file
  498. Head gaskets
  499. Where to buy shifter cabels
  500. Help converting to headers on a SBC