View Full Version : General Q & A




  1. V-6 Module ?'s
  2. bb heads
  3. Gil long tail riser on 454 GLM Manifold.
  4. bolster seats
  5. Fuel valve
  6. control handle upgrade
  7. tapatalk
  8. 26" wellcraft scarab
  9. Ethanol is it as harmfull as they say?
  10. Porpoising probems on a 34 Eliminator Eagle
  11. how to determine indicator cable lengths?
  12. bob madera/marine kinetics
  13. 28 obsession cat
  14. more power
  15. 575 Induction
  16. Intake Manifold Help
  17. Prop: Polished or Not
  18. 496mag to 500efi
  19. 500efi price
  20. number stamped in front of block
  21. Gasparilla Invasion
  22. Whipple upgrades on 700 merc
  23. High-Perf PCM Calibration for HP525 ?
  24. mech tab indicators
  25. Chevy 540
  26. Ever use nite shades paint
  27. steering question
  28. Imco BBC Engine mounts or full offshore mount
  29. Small block - vortec or aluminum heads
  30. Which head gasket for a 4.280 bore?
  31. Drop in power 600-700hp
  32. Looking to get a idea what a bow cover would cost
  33. Looking for parts
  34. Looking for ideas
  35. Cam specs....opinions
  36. How to clean out powers steering pump?
  37. Cobra 1100 blower motors
  38. cam for 525
  39. sitting blue 525....
  40. boost at 6250 ft altitude
  41. Oil Pan for a Gen VI 502
  42. HP 500 carb jetting w/525 cam
  43. 525 hawk (BoBo build) Take 2
  44. Replacement Rocker Switches w/ print
  45. Bilge Wiring Issue Formula 382 - Challenge to any electrical geniuses out there
  46. Canvak waterproofer
  47. A boat designed for a 23 Mirage Plus and a complete overhaul and repower
  48. When to upgrade steering?
  49. leak down test
  50. merc ITS steering
  51. Vacuum gauge installation 500hp carb
  52. How to test manifolds
  53. gaskets
  54. "What's New In Piston Rings"
  55. torque or horsepower
  56. Looking for a 24/7 project
  57. Avatar
  58. Liberator ?
  59. TRS SS long pipes bravo conversion?
  60. 575SCI Head Specs
  61. 525 Hawk low budget (BoBO build?)
  62. spray paint for outdrives?
  63. Donzi 26ZX engine cover electric motor....
  64. MEFI 4B controller
  65. Cool Fuel
  66. Help with Gen VI circulating pump with IMCO cover
  67. Somewhere to get a full cover made in WI?
  68. Anchor holder?
  69. Whats my 454 Merc???
  70. Hours before rebuilding DPX600's
  71. Boat survey
  72. Let's talk thermostatic oil cooler sandwich adapters!
  73. Hydraulic Steering Addition
  74. McLeod Actuators
  75. Forged 454 crank work in 502 block??.
  76. Preparing for SuperChargers
  77. Boat survey
  78. whipple kit for 496,what do you guys think
  79. Prop Dyno Questions...
  80. Baja Steering SEIZED UP !!!!!!
  81. What do you glue carpet down with?
  82. FelPro 1211 or 1275 gasket?
  83. valves ?
  84. Help! Need to locate trim switch
  85. 509 whipple sidemount blower set up
  86. california to wi shipping any help
  87. merc 1075 cam,s
  88. need some hp525efi service manual info
  89. Audio- 6.5" vs 7.7"
  90. Tinting windscreen
  91. Triple 700's
  92. Cam Thrust Plate
  93. Who checks fuel injectors and $$
  94. RPM Loss/ MSD/GPS Turns off/Fountain
  95. Hvm supersucker
  96. Crane hi6 ignition box
  97. Shore Power Install
  98. 575 sci diag plug
  99. Best carb for procharger?????
  100. what cam for 454 mag
  101. What cam for 454 mag?
  102. 525 efi fuel pum and cooling question
  103. Bearings - dirt or oil starvation - need expert opinions, please
  104. best exhaust manifold style?
  105. how much for these 496 builds?
  106. Allen wrenches/keys storage?
  107. 496 Crank
  108. Best cam selection?
  109. Envision Boats
  110. Help, coil and plug wire for upgraded 500 efi
  111. Composite Dist. Gear
  112. procharger v groove pulleys
  113. electric fuel valves ?
  114. Stock 454 carb replacement...use quadrajet or switch to Holley etc
  115. Whats a 502 block worth
  116. What a 502 block worth
  117. small block vortec head maching
  118. 572 talldeck fit ment in older icbm
  119. Rooster tail
  120. 76 formula f-20
  121. Can a radar scanner be repianted?
  122. What bearing to run for 489 build
  123. P&D factory Logo
  124. gen VI oil pickup
  125. Diamond Performance OSO Discount?
  126. supercharger carb questions
  127. Best place to buy Merc Engine rebuild supplies
  128. Stereo speaker question
  129. manifold - riser replacement
  130. any reason not to by Mayfair steering?
  131. Small block fuel pump thoughts
  132. 525 efi help
  133. 350 mag mpi engine upgrade options?
  134. 81 merc 260 powersteering removal
  135. Installing new motor with trans help
  136. Pictures of single TRS mounts ?
  137. blower
  138. B&m 250 blower to m3 sc ProCharger
  139. Does anyone make a 15 to 25 thou head gasket or a 400sbc
  140. Climate controlled boat storage in KC
  141. dry exhaust
  142. blower
  143. My Boat Engine Shop, I need help on Air Compressors??
  144. CMI Tails.....pressure test???
  145. 496 ecm help
  146. flame arresters?
  147. Aluminum block in boats ??
  148. superchiller cooling
  149. Quick question on Bravo please. twins, ear loading
  150. Dana Power hinge problem
  151. k plane template
  152. Whipple 3.3 to 4.0 or twin 3.3 upgrade
  153. Looking for throttle mounted trim switch info
  154. Stereo, Subs and boxes help needed
  155. what are the "wings" for on the k-planes
  156. 502mpi v belt setup to serpentine setup like 98-00 502 mpi's?
  157. 502 6 rib serpintine to 8 rib for my procharger?
  158. eBay headers? Anyone have experience with them?
  159. EXHAUST TIPS: Straight or Angle Cut?
  160. thoughts about running an aluminum water pump
  161. Can i use a flat tappet cam in a roller block
  162. 509 600hp 9.5cr dry exhaust 32 fountian
  163. Want to add a on board batt charger
  164. Mcleod bolster seat repair/ adjustment?
  165. What Would 50 # of TQ and HP Gain Get Me?
  166. sce cooper gasket
  167. Boring a gen V 454 bowtie 4 bolt maint to .120"?
  168. Do you get nervousness when you see " 0 hours on rebuild"
  169. The squish, or quench thread..
  170. EMI Thunder exhaust
  171. Fuel Pump Question- 500 EFI vs 502 mpi
  172. 500 EFI Fuel Rail Schrader Valve question
  173. Blow thru carb....chill at idle or no??
  174. Total seal gapless top ring cyl.wall finish question
  175. Baja 36OL 525EFI Rebuilds and Upgrades
  176. Anyone Tried Extractors?
  177. 496, Gen. 7, engine oil cooler line removal? Safety relief valve in the block?
  178. outdrive switch kiekhaefer
  179. Kiekhaefer 380 help
  180. Causes of tight wrist pins and scuffed pistons ?
  181. 454 Rebuild - Advice?
  182. NXT Drive - 250 hrs - pull it or not
  183. 500 EFI Valve Springs
  184. eletronic engine sequencer ?
  185. 525 Whipple
  186. Amber like material in exhaust
  187. Assembly lube needed for new dist. gear?
  188. Old School Sea Water bracket 47489A2
  189. 575sci 502 to 540
  190. Shaft mount roller rocker arms
  191. Could m3 prochargers make 800 hp on 509ci motors making 640 hp Already
  192. remote oil drain 454
  193. Magnum boat lift
  194. how does 350mpi to 383 work?
  195. Why are outdrives so expensive????
  196. milkey oil
  197. Imco power flow exhaust
  198. Help with antenna
  199. drive and tab cables
  200. 575sci aftermarket thermostat housing?
  201. How much HP are my 540s?
  202. Best way to mark con rods and caps on disassembly
  203. 540ci. Got questions
  204. 28 SleekCraft big motor???
  205. Is it me or the Dealer ??
  206. 489 post mortem
  207. Cam LSA
  208. + 4 mph with AFR heads ?
  209. Instrumentation anywhere you wanted
  210. How much can I change on rotating assem. before I need to rebalance?
  211. Looking at a boat with no title? Can I get a title some how?
  212. 500 efi long block replacement
  213. -18 steel braided line for cooling hose?
  214. procharger set up for 800 hp
  215. Looking for new steering wheel.
  216. Gil Exhaust mod....
  217. TR II or III id
  218. mechanical trim indicator part needed...
  219. hyd. steering & trim tab questions
  220. Why a rounded keel vs a pointed keel?
  221. Full HYD steering hard to turn right only
  222. Trim Tab Questions
  223. Lorequin marine inc open or closed?
  224. 489 hard to start cold
  225. b&m 250 blower carb plate question.
  226. Distributor gear for 454 gen vi crate engine?
  227. How long can a boat stay submerged??
  228. Procharger lossing boost at 5400rpm???!!!!
  229. trim pump resevoir, where to get
  230. Just bought a procharger for my 502mpi need help with setup
  231. Rebuild
  232. Wiring for electric choke
  233. any one used mr.cool oil coolers?
  234. does anyone have any experiance with a 4.37 crank in a gen 6 454 block?
  235. Procharging and boost referencing?
  236. Compression ratio ?
  237. Pro charger pulley measuring
  238. electric hatch actuator
  239. Motor tuining in California
  240. Timing a 1997 7.4 bravo
  241. 496ho IAC
  242. Looking for ECU advice
  243. out drive paint ?
  244. Am I missing anything?
  245. whats it worth???
  246. Has anyone used a Dart 330 CNC Iron Eagle?
  247. Measures To Take When Having Major Mechanical Work Done
  248. Raymarine c80 question
  249. Sound Regulations - What are my options?
  250. dead spot on throttle advance 496 ho
  251. What does it cost to chrome parts
  252. WD-40 on motor for winter storage???
  253. 496 HO wont go past 4300
  254. Questions about a 2005 575SCI
  255. What can cause a MSD to not spark?
  256. question about bravo trim cylinders
  257. Exhaust problems
  258. 1997 31' Scarab Louvers
  259. sidemount whipple kit at local auction
  260. B and M 250 MPI Blower Kits
  261. Latham Steering Function - How can this be right?
  262. Tunnel Ram & 2 4's
  263. whipple fault code 15
  264. Mercruiser 7.4 upgrades???
  265. procharger pulley change question
  266. Mercruiser 420 HP 454 balance questions
  267. 525efi vs 525efi with Whipple resale value
  268. 225 Promax compression
  269. Big gear, Small prop -vs- Small gear, Big prop
  270. What are these connections for?
  271. High capacity oil pan
  272. Which flywheel for bbc
  273. ITS assembly help
  274. bellows leak?
  275. New 489, Runs 10 deg warmer than before
  276. HP ignition
  277. General Mantenance Questions
  278. Selecting a supercharger
  279. What pistons come in a 502 mag?
  280. What brand are these? What are they worth?
  281. Integrated Mufflers?
  282. engine hour fraud
  283. Leading edge lowers for Bravo
  284. imco -2 lower on 25 daytona
  285. Power steering fluid?
  286. b&m 250 blower upper pulley.
  287. Mercury racing 525sc value
  288. Imco Hydraulic steering lines and fittings
  289. Upgraded alternator for a gen v 502 mpi
  290. Confused about total comp. verses octane :/
  291. formula 400 ss hard top?
  292. hardin marine manifolds question
  293. Anyone Scatter a ZZ572 crate engine?
  294. Where to purchase riser/tailpipes for stock 454s thru hulll
  295. Bravo three question
  296. Max,Dayton or MSD box
  297. Should I relocate the "Cool Fuel" system?
  298. MSD6 Box
  299. how much????
  300. How much HP can a 2 bolt block handle?
  301. Power Steering ISSUES!!!! help plz
  302. AVENGER 25 Information
  303. trying to wake up from a 15 yr nap.....
  304. 1996 7.4 mpi Timing question
  305. MSD-6M ignition box
  306. What BB Cast aluminum oil pan
  307. big block chevy valve cover not sealing
  308. Texas 540 Hawk pressure drops after seconds..knock at the back of the engine and..???
  309. Are these risers normal for Gil manifolds?
  310. 1996 7.4 problem solved
  311. Spark plug question
  312. Installing an A/C Water Pump
  313. Knocking pins out of K-planes
  314. Gen VI BBC heads on a Gen IV BBC
  315. 502 upgrade plan.....opintions??
  316. want to put a 10-71 on my 502 motor.
  317. Big Power exhaust systems
  318. Can I eliminate a couple of these gauges? old race boat....
  319. Exhaust Valve
  320. Reduce fuel pump noise
  321. Throttle
  322. Can stabilized gas be re-stabilized?
  323. complete rotating assemblies
  324. Torque specs
  325. Max safe piston/cylinder clearance with procharger?
  326. Ke pump or electric?
  327. Winterizing and intercoolers
  328. 1996 mercruiser has intermmitant spark now
  329. Fountain or Cigarett
  330. Switching from alpha to bravo
  331. Dui
  332. Whipple 2300ax oil?
  333. 496 mercruiser fault codes
  334. Spark plug gap...How much does it really matter?
  335. Fogging out 502/454 MPI's.
  336. 500 efi compression
  337. B&M 250 supercharger 502 454 efi
  338. B&M 250 parts
  339. Can you identify these exhaust manifolds?
  340. "Dry" exhaust and Cam Selection Question
  341. 1998 350 mag question
  342. What risers (height) do I need with a TRS setup?
  343. 1996 mercuriser 7.4 still no spark
  344. piston replacement
  345. Cam part number
  346. Quick engine cradle clarification?
  347. What crank? Eagle, Scat, Calias, Crower?
  348. Tach Problems
  349. Engine sync gauge or?????
  350. Water leak
  351. Crane box Repair
  352. Power trim hoses... LONG... who makes them?
  353. Starting issue 89' 350 OMC Cobra
  354. Stellings Boxes - Leak Diagnosis?
  355. Stainless Garboard Drain?
  356. Gimbal trashed,need hep
  357. Reputable Mechanic in the South
  358. cl find. philly. 93 scarab 31 no mtrs $9k.
  359. 525 oil temp question
  360. Oil Temp Gauge - Not working (496/8.1)
  361. Rod main bearing looking bad after 80H
  362. More power options?
  363. Beating a dead horse with oil!
  364. What performance ignition does everyone run?
  365. Aluminum cyl head question????
  366. 1996 7.4 mpi efi still no spark
  367. Marine stereo units compatible with newer Apple products?
  368. 1996 mercuriser 7.5/bravo3 Interupter switch
  369. stainless bolts for exhaust manifolds?
  370. Find a member
  371. Carb size suggestion
  372. F16 Canopy Weight
  373. How much is a 96 502 mpi worth with 203 fresh water hours?
  374. What is the real story on Great Lakes?
  375. 1996 mercruiser 7.4 efi/mpi NOW NO SPARK
  376. Aeromotive fuel pump change/stock regulator?
  377. Rust Removal?
  378. Engine has rough idle and missing on acceleration
  379. bottom of the scag to cavi plate measurement on a bravo 1
  380. Stereo advice: help me piece together a GOOD system!
  381. will this drain the whole block? BBC
  382. Identify this crank sensor?
  383. Anyone played with diesels???
  384. CMI Tailpipe length
  385. Aeromotive fuel pump change (help)
  386. What do you guys think it will gain?
  387. Bilge heating this winter
  388. Where to find angled exhaust flanges ?
  389. Help!!!need gails # at fountain
  390. 496 MAG HO roller rocker install
  391. Fountain or Baja is the question
  392. Mercury Blue Racing Spray Paint
  393. Bravo 1x drive alignment????
  394. Engine vibration
  395. Replacing Tank on Formula 302 LS, How to do without foam?
  396. Exhaust leak ?
  397. Twin prop rotation
  398. Need flywheel advice
  399. lightning headers
  400. Engine noise help needed
  401. Where to install gauge senders on gen vi
  402. 555 cu in mpi
  403. Can oil pressure readings vary much from one spot to another.
  404. How to shim starter?
  405. Help with new purchase
  406. trailer reg ???
  407. Fuel return ???
  408. How to get rid of porpus 38 Cig?
  409. Comp Cams Rockers
  410. NOOB is it a mag or not???
  411. How many Qts. of oil in A 500efi
  412. 500 bulldog question
  413. Chevy 383 stroker build
  414. 575SCi blower change
  415. Aluminum fuel tank life?
  416. Pump to drain old engine oil?? Which one?
  417. What am I missing? Milkshaked Oil
  418. 3/8 inch fuel pick up tube
  419. Fuel Issue
  420. 454
  421. Fuel Tank Selection Valves
  422. Oil Pressure Sensor
  423. 496 mag ho head gaskets
  424. low fuel cut off switch
  425. Inverted oil filter trick?
  426. winter storage fuel question?
  427. Should I remove the circ. water pump ?
  428. hydrolic steering
  429. Model ZZP what is it ?
  430. NGK "Iridium" plug wear
  431. Converting supercharged 502 to injection
  432. Switchable silencers?
  433. connecting rods
  434. What engine for fast quiet ride?
  435. CMI Header leakage
  436. carb question
  437. Did I burn it up???
  438. Messed up speed-o
  439. VHF radios
  440. Cutting Lexan
  441. HP500 Carb, What jets for my 502?
  442. tach question
  443. Help with sea water pump hoses
  444. 300xs water pressure issue on a 32 Spectre
  445. Merc 525sc oil cooler question
  446. most power out of 454 Mark IV ?? N/A
  447. X dimention on straight v
  448. Need some 502's
  449. FAST Fuel Injection
  450. 350 MPI to 383 Scorpion long block
  451. Supercharged 8.2 or LS based?
  452. Help Please!
  453. Weiand superchargers
  454. 2008 Merc 525 Dropped Exhaust Valve
  455. bravo-trs flywheel difference
  456. Southern Cali ECU Tuning Company? [Orange County]
  457. Tying water pressure relief into bilge pump
  458. what oil has the most zinc
  459. Which Conventional 40w Oil (Valvoline or Neo)
  460. Where to buy edge trim?
  461. need older McLeod seat switches (2)
  462. Dana Marine 496 headers
  463. 525 rocker install/set. ?
  464. out drive re-paint ?
  465. Outdrive toe when props are turning in?
  466. How much should I pay for a COMPLETE 454/330?
  467. 548 fuel delivery
  468. 525efi pistons.Manley or JE?
  469. 496HO issues at high and low RPMs
  470. formula 206ls engine mods
  471. Converting auto engine to marine
  472. Winterizing 7.4 efi on stand
  473. 509 starter replacement suggestion
  474. Engine Removal?
  475. 454 Stroker Crank
  476. Standard v Aero style v hard line Engine Plumbing
  477. carb hp500 heads
  478. Rear Mount Counter Clockwise Starters
  479. Intake manifold on 525's
  480. Question for the guys running twins:
  481. Scat cast cranks
  482. 555 pcm fault codes
  483. Towing with Props On
  484. Used valvetrain components: Hours vs RPM?
  485. Help with RPMs
  486. Inter Cooler Horsepower increase
  487. Water in 502 Mag mpi oil
  488. Is Melling 10777 Oil Pump still available
  489. epoxy for transducers?
  490. what is to many hr on a set of hp500
  491. SCX Right Side Cavitation Plate Pitting WHY!
  492. Getting hours off of 500EFI while out of boat??
  493. Should I paint aluminum intake?
  494. Fountain fever windsheild replacement
  495. procharger ?
  496. NXT Transmission Fluid Change
  497. Drive shower
  498. What's the latest info on Mobile V-Twin 20-50?
  499. Who Makes theses Turbo Shields in California?
  500. Gen V 502 MAG EFI head removal & rebuild . Any tips, tricks, hints, ect.