View Full Version : General Q & A




  1. Hydraulic Roller Lifter Lash Settings with Shaft Mount Mockers?
  2. Fume sensor possible error
  3. Merc 496 Electrical Issue - Ignition
  4. 454 Mag Leak/Compression numbers
  5. Thread lubricant, sealents and gasket tack for upper end assembly
  6. machine marine steering ram disassembly
  7. Valve "stuck" in 525
  8. are top mount starter flywheels different
  9. 2000 Fountain Fever Bilge pump
  10. 871 rear bearing plate sealant
  11. High Oil Temp - Chasing a ghost/sender?
  12. Titanium Intake valves $$$$
  13. MLS Headgasket measurement VS Bore size and availability
  14. mercruiser computer reprogram
  15. Looking for more horsepower input
  16. Another 525 water pressure question
  17. Blew a trs today
  18. Rattle from back of motor????
  19. Was having a good day until...
  20. Do tall decks have raised Camshafts?
  21. 525 header getting hot
  22. Intake air temperatures with blowers.
  23. Thermostats in a blown application?
  24. procharger innercooler problems
  25. Off the shelf Cam- Dyno results
  26. Will Ported 308 Dart Iron Eagles work on a 565CI or even 582Ci motor?
  27. Testing fuel tank
  28. Will Ported 308 Iron Eagle Dart heads work on a 565?
  29. Bravo x to Bravo XR exchange?
  30. Help with trim tab installation (correct angle)
  31. Need prop selection HELP 99 Python.
  32. mercruiser power steering issue bravo
  33. Identifying a cam
  34. Electrical help!
  35. Bleeding Air from my hydraulic steering
  36. TPS Voltage for idle on a 525 efi?
  37. Sierra oilpan?
  38. Let's talk ignition
  39. new to owning a boat got a boat that needs love coming
  40. NA 555 build CR
  41. 496 starter bolts?
  42. clearence issues with 20.5 sport skier 496 need help
  43. Trim tab angle question (how high is high enough?)
  44. Water pressure issues!
  45. Boat stalls out around 3000 Rpm
  46. HELP! 87 wellcraft nova wiring schematic needed
  47. sierra extreme lower shift cable - know issues? mine broke
  48. Trim solenoid question????
  49. Jesel Belt Drive, Crank turns Cam and Belt Stationary
  50. 502 Dead Stalls above 2400 RPM - Need Help!
  51. Jesel cam belt drive in a marine/endurance application.
  52. 2005 525 starting issue
  53. Strange drive noise
  54. Holley 800 DP running rich at idle - causes?
  55. Which one?
  56. Proper cam choice. What does it mean?
  57. Spark plug gap confusion, 502MPI
  58. 575SCi
  59. Has anyone used Ethanol Shield?
  60. Add on steering issue. Please help!
  61. Have I been Hoodwinked?
  62. Need Help with Location of Thermostats in 500 EFI
  63. Lazy RPM on 396 stroker chevy
  64. carpet
  65. Trim pump fluid?
  66. looking for piece that goes on back of m3 procharger
  67. 496 ho surging/rough idle
  68. need mechanic, cape canaveral area
  69. 1997 2.5 260 EFI idle and start issues
  70. Filling gear lube reservoir
  71. Brand new quick fuel carbs engines won't run
  72. Need help identifying a motor - 572 or 454?
  73. clear (dry or glazed) plug fouling??? Stumped....
  74. Steering cable and helm upgrade, has anyone used the HPS or EXTREME (seestar teleflex
  75. What are symtoms of power steering pump going and/or not working well??
  76. Mysterious oil leak. Gen VI 502 crate motor
  77. West Coast Offshore - Anyone know anything about them?
  78. Any speedo tube fixes
  79. Bravo Rattle - Alignment Woes
  80. 502 injectors
  81. Stainless marine Water pressure test pressure?! Help!!'
  82. Installing a dual relay assembly to speed up my actuator (confused on switch wiring)
  83. 500 efi noise re-visited
  84. Is there a special alignment tool for this coupler?
  85. Working on solving water pressure problem
  86. Ignition issues 420 merc
  87. How do you stop reversion?
  88. 3k RPM+ Bogging Issue '96 7.4LX MPI
  89. Stanless Steel Welding- in Northern Indiana
  90. 2007 Suzuki DF250 milkshake
  91. Comp Cams - Issues with rocker arms, premature failure.
  92. smoking gun clear youre messages
  93. Question on aftermarket exhaust and risers
  94. 525 upgrade question
  95. Exhaust water flow question?
  96. water pressure problem
  97. any jet ski tech's here
  98. sunpad hinge
  99. 496 manifolds on a carbed 454
  100. New Gen 7 540 forged shortblock offering!
  101. Drones in Zaks bay NY
  102. NGK 5673-7 or -8?
  103. 496 HO coolant?
  104. O2 sensors dead after short use???
  105. Dual helm steering problems
  106. Fuel presure on 496 ho
  107. Drive wouldnt lower or raise
  108. Aeromotive Fuel Pump - Losing pressure
  109. Performance problems
  110. 496 HO won't run above 4100 rpm
  111. Need Starter Advise gm572
  112. 500 efi will not rev beyond 4300 rpm
  113. 575sci running rough
  114. Another 496 alarm thread!!!!!
  115. Whipped charger
  116. Marine grade wiring?
  117. taking mild thunders advice
  118. rotella oil
  119. water pressure too high
  120. 496 Mag HO WInterization Questions
  121. Alarm wont stop sounding ? Any ideas why ?
  122. What are my cam specs?
  123. Another Reversion issue with Gil Risers
  124. Convert 496 H.O. Mercruiser to MAG
  125. 500EFI starts to fall flat after 2500rpm -Anybody?
  126. Oil change with oil cooler under motor
  127. $200 Mechanical survey saved me 15k!
  128. 496 fuel injector problem
  129. shift cable end
  130. Help with Corsa Exhausf Baffles!
  131. New hydraulic steering install hooking up rams
  132. Bleeding hydraulic steering
  133. 383 Small block with EMI Thunder and +3" stainless risers, Cooling water flow
  134. New Hydraulic Steering Install - No Pressure and Other Rigging Questions
  135. 525EFI question
  136. Hydraulic steering return line
  137. First time poster with possible spun hub
  138. What are these?
  139. Filling Outdrive with Gear Oil using pressure?
  140. DUI Timing adjustment help..... and MSD parts interchangeable?
  141. A couple 575 sci questions
  142. Carb size
  143. is this a good cam/set up for my 454?
  144. Crane 741 in a 500 efi
  145. Camshaft
  146. engines guys chine in please
  147. Gaffrig GPS Speedometer
  148. Smart Guys - how about a 500HP budget recipe?
  149. 496 Mag Heat Exchanger
  150. Kodiak big block exhaust manifolds any good?
  151. Hydraulic steering set up..
  152. IMCO Fuel Valve/Tank Selector Problems
  153. exhaust elbow tube extensions - slash cut questions
  154. Will this boat have water reversion issues?
  155. Best source for SS Rub Rail?
  156. Performance distributors Ignition timing
  157. zero effort control parts
  158. Holley EFI - global file for 598
  159. Newbie needs advice on which boat
  160. 575sci refresh
  161. Holley EFI in a boat - Doesn't Repeat
  162. 88 Baja stalls at high rpm
  163. 454 Magnum cooling issue
  164. Stbrd Motor will not crank over!
  165. some 4150/4500 dyno info
  166. would you notice 100 more ft.lb. torque
  167. Hydraulic steering Opinions and advice
  168. 500 EFI limitations?
  169. Bravo U-Joints - Older Drive
  170. Water pressure bypass
  171. 496 issue - loss of power to fuel pump?
  172. TRS anodes
  173. BBC 555 dart vs rpm intake
  174. Question for MegaSquirt users
  175. Spark plug wires
  176. 496 ho intermittent stalling above idle
  177. Need help - What head gasket for Chevy 350 bored .40 over.
  178. Easy buddies on the drive - what grease
  179. Mercruiser Aluminum 496 manifolds with out water rail worth $450?
  180. Hatch Actuator Issue
  181. Thunderbolt IV ignition problem
  182. One riser hotter topic
  183. Leaking Gil Sea Strainers
  184. Is there any fairly easy upgrades I can do to a 454 efi 385hp magnum?
  185. Who makes cast iron oval port after market heads?
  186. Livorsi Trim Question: Goes down, trailer needed for up
  187. 500 efi rebuild?
  188. 2011 verado 300 help, vibration when in drive
  189. Pertronix ignitor III ignition opinions
  190. Best Price on sbc GLM aluminum manifolds and risers
  191. Refreshed and are now ready to install
  192. 496HO Fuel Filters
  193. 500EFI Dies after 30 seconds to 3 minutes
  194. Can Oil Pressure Gauge be used as Fuel pressure Gauge?
  195. Speaker boxes
  196. MEFI 1 350 issues
  197. kiekhaefer throttle rebuild.
  198. Cherokee Power Boats (26' "Dylan")- Anyone know anything?
  199. Hydraulic Steering Fittings
  200. Will 496 mag DTS-box work with ordinary wire gas-trottle?
  201. BBC - Blue Print Blocks
  202. What are people using for under platform swim ladders?
  203. 496 ho won't start
  204. Help, mercruiser wont rev
  205. whats the best way to trim both drives with one switch?
  206. Drive trim
  207. 1 1/4 ID hose
  208. msd?
  209. Replace two handle Gaffrig control with single handle?
  210. Boat sunk, salvage
  211. EFI question - non boating
  212. What engine needs 6,000,000cfm to operate?
  213. 0-35psi or 0-60psi water pressure gauge?
  214. Fresh Water Cooling plumbing with Stainless Marine Exhaust
  215. Where can I find odd ball SS studs?
  216. Where to mount water pressure sensor on 496?
  217. Oil pressure gauge not working
  218. amazing the things you catch when you surf craigslist too much
  219. Questions about coupler/motor mounts/alignment
  220. 95 454 EFI horsepower
  221. Gauge Pressure Style Help
  222. Superchiller water flow testing
  223. Can you rebuild a HP500 power steering pump
  224. Boat cover north jersey?
  225. 88 four winns liberator bogs under throttle
  226. Internal Flappers
  227. ISO rubber feet for Fountain bench seat
  228. 500 efi vapor lock
  229. Contemplating buying formula sr1 311 as first larger performance boat.
  230. Gil Question
  231. Anybody running a LS engine with cast manifolds- need to know engine width
  232. Mercury hour logging
  233. High performance piston rings
  234. X dimension and props
  235. Replacing Impeller - Just the impeller or entire assembly?
  236. 500EFI cam, what valve springs
  237. 35 Fountain with rotten transom.
  238. 500 EFI fuel pump - intermittent problem
  239. 500 EFI valve spring replacement
  240. Mounting an Aluminum Swim Platform
  241. Merc 496HO Fuel Pump GPH?
  242. Lift install
  243. Merctrans drain plug size
  244. Engine oil dipstick options
  245. How far? Exhaust from flapper!
  246. Where to buy parts in Atlanta GA???
  247. Motor Mount Options
  248. Lower shift cable tool 91-17262
  249. K plane hose end size question
  250. port a potty / pump out conversion?
  251. QV4C Valve Lash
  252. Difference in engine voltage while running
  253. 177 blower bearing.
  254. Backfire through carb
  255. 502 MPI-- no power to cool fuel pump!!
  256. AFR Gauge question
  257. Any generac techs here ?
  258. J- bolt clamp
  259. Irridium plugs for a 502 MPI motor???????
  260. Rocker roller coversion for 502 - push rod length? - need valve train expert
  261. Need $10k in mercury parts- looking for best deal
  262. Vorec 350 rings
  263. Jetting help
  264. Valve springs, valves and push rods
  265. Fighting Reversion - We've been doing it all wrong
  266. Steel or AL flywheel, and HP coupler
  267. Stainless Marine/ Wet to Dry conversion
  268. Cross over with low temp has t stat and bypass
  269. Thunderbolt IV Problem
  270. round port or square
  271. FiTECH Fuel Injection Systems
  272. Old school throttles. HELP Please
  273. 548 compression ratio ?
  274. Engine surges when warm
  275. T-stat/ thermostat housing bypass
  276. Prop help, please
  277. Tach problems
  278. Another reversion thread.
  279. 454 mag mpi timing
  280. black smoke and dies when the secondaries open
  281. Anyone from Lake Texoma?
  282. 4150 to 4500 adapter
  283. replacing cap and rotor - ignition module ?
  284. Delco Voyager for 454 with a B&M 250?
  285. Drive shower length and cavitation.
  286. gen 6 head gasket
  287. Jabsco Pump Parts?
  288. Procharged 555 dyno results...
  289. engine gurus little help please
  290. Kiekahaefer aeromarine controls
  291. Disturbing findings flowing and testing injectors
  292. Senders
  293. Question on cams
  294. Pioneer head unit
  295. mercuiser 383 stroker header assembly any one used them?
  296. Anodes. What material do I need for freshwater ??
  297. Need 525SC clone advise
  298. 500 Bulldog rev limiter
  299. Exhaust manifolds & risers
  300. What's the original application for this filtet mount/ thermostat?
  301. Help!!!!! 280 Silencer
  302. Prop size for a 1988 baja sport 226
  303. E85 With Flex Fuel Sensor Who Is Running It?
  304. Analog Test Tach Connection On 525EFI?
  305. PCM555 ECU memory error message
  306. 1989 SeaRay Pachanga
  307. 454 compression test question
  308. 572 e85 and tbs 250 blowers
  309. Primary header tube size ?
  310. Cmi etop clearance amount???
  311. What oil you guys runnin in your blowers enines
  312. Total Weight
  313. bigger oil filter for 6.2l Merc engines
  314. Nose Cone/B1 vs Hydromotive!!??
  315. What does a 2003 6.2 Mefi Computer log?
  316. kaama boots
  317. #6 Service/Rebuild Manual
  318. Vortech V4 Supercharger set-up on a GenXI 502
  319. Help: issue with GIL manifolds hitting back of Alt - Gen 4 454
  320. 29' fountain what prop to run?
  321. How much horsepower do I have??
  322. contradicting engine specs on spark arrestors
  323. 22 scarab help
  324. Piston Selection Help! Gen VI 454
  325. Is garden hose water flow enough?
  326. Bypass in oil filter.
  327. Gas ported Pistons
  328. Excessive steam from starboard side exhaust.
  329. Mercruiser 454 riser gasket question
  330. Keep Blowing Ignition Circuit Breaker/Fuse
  331. Ilmor MV8 570
  332. Daytona crashbox change out
  333. Intake Runner volumes
  334. Problems
  335. Cmi tail issue?
  336. Where to buy gen 6 7.4L long block
  337. Kiekhafer kplane cable ends
  338. Rod bearings after 9 years
  339. TRS Gimbal Ring Question
  340. K1 tech vs molnar
  341. Mounting external steering cylinders
  342. Window Hatch 2006 Baja 35 Outlaw
  343. ITS steering cyl leak
  344. Vertglas
  345. Anybody doing remanufactured big blocks (specifically 454 Mag efi)?
  346. Bbc starter and alternater wires
  347. Merctrans shift linkage and selonoid???
  348. Water pressure too high
  349. Running "warm"
  350. What can I use?
  351. TRS - Merctrans mount bolt size?
  352. Steering wheel adapter
  353. Teagues take on 650hp
  354. Stained white gel coat
  355. Stud Girdle
  356. Merc 496 Throttle Body Cleaning
  357. Caterpillar Engine Tech
  358. 525sc carb rebuild anybody got a part number ??
  359. 350 MAG MPI swap to 383 Stroker Help
  360. cam gear oiling
  361. F.A.S.T. "Classic" grey box settings...
  362. Help cam timing chain cover- 5.7 350 mercruiser chev
  363. Spark plugs for Dart 308s
  364. will siemans deka short style injector fit mpi 502?
  365. 2nd Gen OMC King to Bravo Swap, WHEN???
  366. Rebuilding a MSD Marine Distributor to use as a Cam Position Sensor.
  367. 525EFI difference in oil pumps
  368. New to me blowers... Trying to guess hp
  369. IMCO extension box hydraulic steering question
  370. BBC side by side spacing?
  371. Put in O2 bungs, but exhaust too wet for the sensors?
  372. Buying a boat and need some advice!
  373. Looking for some opinions on my 454 rebuild & cam that was used.
  374. Power steering unit allows input cable movment.
  375. Ignition Alarm
  376. Map sensor 502 Mag MPI
  377. low boost roots supercharger on 10.25-1 ls5 bbc?
  378. What's my 29 Baja Outlaw worth?
  379. Merc K Plane plastic sleeve around the hinge pin
  380. 1998 7.4 MPI Stalls While Running on Step
  381. RPM to prop for vs dyno chart.
  382. msd 6 off road box on marine motors
  383. power steering issue?
  384. Rant on Dealer and much needed tranny help
  385. Warning alarm help
  386. Micro trim switch??
  387. what years were Gen 1 and 2 EFI's made
  388. Steering slop but not to gimble or pin
  389. 632ci Build Specs
  390. Fuel injector cleaning, I did
  391. Sunsation Dominator hatch actuator
  392. JL Audio any dealers on here ??
  393. Flywheel runout - Do I need to check this?
  394. 525 Headers, NON CMI?
  395. Marine Machine Hydraulic Steering
  396. 9.8 deck 598?
  397. K&n filter 502mpi 1996
  398. Drilling straight holes
  399. Hyd steering filter
  400. 7.4l MPI not reaching full power (MEFI 3 MCM)
  401. 575 Fuel injection solution
  402. What are these amps
  403. 350 N/A Recipes
  404. Fuel Lines?
  405. Galvanic corrosion of aluminum cylinder heads.
  406. installing prop on #6 drive
  407. Headers vs. SM manifold/long riser
  408. what is "the rail system" engine mounts
  409. Another condenstion/ reversion problem
  410. Baja 302 Bilge Pump Replacement
  411. EFI airflow..
  412. Dry Exhaust Question
  413. Port fuel guage pegs full
  414. Bravo shift cable uncoupled
  415. Lifters
  416. Who to go to for new steering hoses?
  417. Batteries
  418. Switching fuel injected for more hp stupid move?
  419. Dominator preference
  420. Spark plugs
  421. Engine Quest Head work results
  422. 31' Scarab Excel, props in or out?
  423. 1988 320 EFI injectors?
  424. Camshaft Selection/Engine Setup
  425. Backup ignition wiring?
  426. Where can I find neutral micro switch?
  427. 502 MAG Idle Problem
  428. Prop Hardware
  429. No beep when trying to start ??? Won't start
  430. whats everyone doing for depth finder?
  431. Plug wires.
  432. Diacom software, PCM-555, whipple stage 1 tune
  433. Piston/Ring Part Number
  434. Engine won't shut off!
  435. Bravo 1 shifts hard into reverse?
  436. Baker / CV / Hardin marine fuel pump ?
  437. Need to lower by 2 decibels ?????
  438. Lenco Dual Ram High Performance tabs, all comments eagerly read
  439. Cam Specs and reversion
  440. Spring maintenance
  441. Aluminum swim platform design
  442. Drilling holes in transom
  443. Dist cap question
  444. Higher octane fuel in our future?
  445. looking for these, Anyone Know where?
  446. AeroTek Marine--- I know... I am sorry
  447. cam ID
  448. Garmin GFS 10 restriction?
  449. Trim Switch Diagram
  450. Supercharged v NA
  451. desk top dyno 5
  452. Pushrod Suggestions
  453. 29' fountain carpet
  454. flywheel and balancer?
  455. K&E 2 pc valve covers leaking all the time
  456. Stellings headers. Orange vs green
  457. Imco Powerflow
  458. Aeromotive Fuel Regulator
  459. Head & cam upgrade for 454mag MPI
  460. 377 Scorpions
  461. Valve cover breathers Push in/Stack type???
  462. Prop slip
  463. RPM Rev Limiter?
  464. Engines get excited and idle high
  465. Folding cleats
  466. Where to buy 350 shortblock?
  467. 525 header Y pipe reduction
  468. mercruiser 502
  469. Power Steering Fittings/Hose Question
  470. 489 build critique
  471. Trim Ram drift while outdrive is removed
  472. Running Surface Mushroom Thru-hull.
  473. Cost to paint hull sides
  474. Gil exhaust cracking location
  475. Reliability and how you define it
  476. What about iridium plugs in a 502 Mag MPI ?????????
  477. Self cleaning parts warsher Made by SYSTEMS ONE
  478. Setup for both in the boat and on the dyno.
  479. Help! Need a new horn
  480. HaxbySpeed
  481. What exactly is the helm unit (with ext steering)
  482. Need advise and Propellers for Arneson ASD 8 25 spline
  483. are these made any more?
  484. 9.6 compression and boost
  485. Where can I get forum help
  486. Mercury universal engine mount system
  487. 496 mag engine coupler
  488. eagle rotating assembly
  489. air diverter ram leaking air
  490. IMCO or Sportmaster on Straight V
  491. Trs drive pump question
  492. Problem with new BDS 871 blower rotor issue
  493. oil leak Blues
  494. Hyd streeing inside hose
  495. Isotta Carlotta Steering Wheel
  496. Nose cone removal
  497. exhaust boor
  498. looking to rent condo or apartment in downtown chicago wrigly area
  499. milodon oil pan question
  500. What is a "Flat Plane" crankshaft?