View Full Version : General Q & A




  1. Whipple upgrades on 700 merc
  2. High-Perf PCM Calibration for HP525 ?
  3. mech tab indicators
  4. Chevy 540
  5. Ever use nite shades paint
  6. steering question
  7. Imco BBC Engine mounts or full offshore mount
  8. Small block - vortec or aluminum heads
  9. Which head gasket for a 4.280 bore?
  10. Drop in power 600-700hp
  11. Looking to get a idea what a bow cover would cost
  12. Looking for parts
  13. Looking for ideas
  14. Cam specs....opinions
  15. How to clean out powers steering pump?
  16. Cobra 1100 blower motors
  17. cam for 525
  18. sitting blue 525....
  19. boost at 6250 ft altitude
  20. Oil Pan for a Gen VI 502
  21. HP 500 carb jetting w/525 cam
  22. 525 hawk (BoBo build) Take 2
  23. Replacement Rocker Switches w/ print
  24. Bilge Wiring Issue Formula 382 - Challenge to any electrical geniuses out there
  25. Canvak waterproofer
  26. A boat designed for a 23 Mirage Plus and a complete overhaul and repower
  27. When to upgrade steering?
  28. leak down test
  29. merc ITS steering
  30. Vacuum gauge installation 500hp carb
  31. How to test manifolds
  32. gaskets
  33. "What's New In Piston Rings"
  34. torque or horsepower
  35. Looking for a 24/7 project
  36. Avatar
  37. Liberator ?
  38. TRS SS long pipes bravo conversion?
  39. 575SCI Head Specs
  40. 525 Hawk low budget (BoBO build?)
  41. spray paint for outdrives?
  42. Donzi 26ZX engine cover electric motor....
  43. MEFI 4B controller
  44. Cool Fuel
  45. Help with Gen VI circulating pump with IMCO cover
  46. Somewhere to get a full cover made in WI?
  47. Anchor holder?
  48. Whats my 454 Merc???
  49. Hours before rebuilding DPX600's
  50. Boat survey
  51. Let's talk thermostatic oil cooler sandwich adapters!
  52. Hydraulic Steering Addition
  53. McLeod Actuators
  54. Forged 454 crank work in 502 block??.
  55. Preparing for SuperChargers
  56. Boat survey
  57. whipple kit for 496,what do you guys think
  58. Prop Dyno Questions...
  59. Baja Steering SEIZED UP !!!!!!
  60. What do you glue carpet down with?
  61. FelPro 1211 or 1275 gasket?
  62. valves ?
  63. Help! Need to locate trim switch
  64. 509 whipple sidemount blower set up
  65. california to wi shipping any help
  66. merc 1075 cam,s
  67. need some hp525efi service manual info
  68. Audio- 6.5" vs 7.7"
  69. Tinting windscreen
  70. Triple 700's
  71. Cam Thrust Plate
  72. Who checks fuel injectors and $$
  73. RPM Loss/ MSD/GPS Turns off/Fountain
  74. Hvm supersucker
  75. Crane hi6 ignition box
  76. Shore Power Install
  77. 575 sci diag plug
  78. Best carb for procharger?????
  79. what cam for 454 mag
  80. What cam for 454 mag?
  81. 525 efi fuel pum and cooling question
  82. Bearings - dirt or oil starvation - need expert opinions, please
  83. best exhaust manifold style?
  84. how much for these 496 builds?
  85. Allen wrenches/keys storage?
  86. 496 Crank
  87. Best cam selection?
  88. Envision Boats
  89. Help, coil and plug wire for upgraded 500 efi
  90. Composite Dist. Gear
  91. procharger v groove pulleys
  92. electric fuel valves ?
  93. Stock 454 carb replacement...use quadrajet or switch to Holley etc
  94. Whats a 502 block worth
  95. What a 502 block worth
  96. small block vortec head maching
  97. 572 talldeck fit ment in older icbm
  98. Rooster tail
  99. 76 formula f-20
  100. Can a radar scanner be repianted?
  101. What bearing to run for 489 build
  102. P&D factory Logo
  103. gen VI oil pickup
  104. Diamond Performance OSO Discount?
  105. supercharger carb questions
  106. Best place to buy Merc Engine rebuild supplies
  107. Stereo speaker question
  108. manifold - riser replacement
  109. any reason not to by Mayfair steering?
  110. Small block fuel pump thoughts
  111. 525 efi help
  112. 350 mag mpi engine upgrade options?
  113. 81 merc 260 powersteering removal
  114. Installing new motor with trans help
  115. Pictures of single TRS mounts ?
  116. blower
  117. B&m 250 blower to m3 sc ProCharger
  118. Does anyone make a 15 to 25 thou head gasket or a 400sbc
  119. Climate controlled boat storage in KC
  120. dry exhaust
  121. blower
  122. My Boat Engine Shop, I need help on Air Compressors??
  123. CMI Tails.....pressure test???
  124. 496 ecm help
  125. flame arresters?
  126. Aluminum block in boats ??
  127. superchiller cooling
  128. Quick question on Bravo please. twins, ear loading
  129. Dana Power hinge problem
  130. k plane template
  131. Whipple 3.3 to 4.0 or twin 3.3 upgrade
  132. Looking for throttle mounted trim switch info
  133. Stereo, Subs and boxes help needed
  134. what are the "wings" for on the k-planes
  135. 502mpi v belt setup to serpentine setup like 98-00 502 mpi's?
  136. 502 6 rib serpintine to 8 rib for my procharger?
  137. eBay headers? Anyone have experience with them?
  138. EXHAUST TIPS: Straight or Angle Cut?
  139. thoughts about running an aluminum water pump
  140. Can i use a flat tappet cam in a roller block
  141. 509 600hp 9.5cr dry exhaust 32 fountian
  142. Want to add a on board batt charger
  143. Mcleod bolster seat repair/ adjustment?
  144. What Would 50 # of TQ and HP Gain Get Me?
  145. sce cooper gasket
  146. Boring a gen V 454 bowtie 4 bolt maint to .120"?
  147. Do you get nervousness when you see " 0 hours on rebuild"
  148. The squish, or quench thread..
  149. EMI Thunder exhaust
  150. Fuel Pump Question- 500 EFI vs 502 mpi
  151. 500 EFI Fuel Rail Schrader Valve question
  152. Blow thru carb....chill at idle or no??
  153. Total seal gapless top ring cyl.wall finish question
  154. Baja 36OL 525EFI Rebuilds and Upgrades
  155. Anyone Tried Extractors?
  156. 496, Gen. 7, engine oil cooler line removal? Safety relief valve in the block?
  157. outdrive switch kiekhaefer
  158. Kiekhaefer 380 help
  159. Causes of tight wrist pins and scuffed pistons ?
  160. 454 Rebuild - Advice?
  161. NXT Drive - 250 hrs - pull it or not
  162. 500 EFI Valve Springs
  163. eletronic engine sequencer ?
  164. 525 Whipple
  165. Amber like material in exhaust
  166. Assembly lube needed for new dist. gear?
  167. Old School Sea Water bracket 47489A2
  168. 575sci 502 to 540
  169. Shaft mount roller rocker arms
  170. Could m3 prochargers make 800 hp on 509ci motors making 640 hp Already
  171. remote oil drain 454
  172. Magnum boat lift
  173. how does 350mpi to 383 work?
  174. Why are outdrives so expensive????
  175. milkey oil
  176. Imco power flow exhaust
  177. Help with antenna
  178. drive and tab cables
  179. 575sci aftermarket thermostat housing?
  180. How much HP are my 540s?
  181. Best way to mark con rods and caps on disassembly
  182. 540ci. Got questions
  183. 28 SleekCraft big motor???
  184. Is it me or the Dealer ??
  185. 489 post mortem
  186. Cam LSA
  187. + 4 mph with AFR heads ?
  188. Instrumentation anywhere you wanted
  189. How much can I change on rotating assem. before I need to rebalance?
  190. Looking at a boat with no title? Can I get a title some how?
  191. 500 efi long block replacement
  192. -18 steel braided line for cooling hose?
  193. procharger set up for 800 hp
  194. Looking for new steering wheel.
  195. Gil Exhaust mod....
  196. TR II or III id
  197. mechanical trim indicator part needed...
  198. hyd. steering & trim tab questions
  199. Why a rounded keel vs a pointed keel?
  200. Full HYD steering hard to turn right only
  201. Trim Tab Questions
  202. Lorequin marine inc open or closed?
  203. 489 hard to start cold
  204. b&m 250 blower carb plate question.
  205. Distributor gear for 454 gen vi crate engine?
  206. How long can a boat stay submerged??
  207. Procharger lossing boost at 5400rpm???!!!!
  208. trim pump resevoir, where to get
  209. Just bought a procharger for my 502mpi need help with setup
  210. Rebuild
  211. Wiring for electric choke
  212. any one used mr.cool oil coolers?
  213. does anyone have any experiance with a 4.37 crank in a gen 6 454 block?
  214. Procharging and boost referencing?
  215. Compression ratio ?
  216. Pro charger pulley measuring
  217. electric hatch actuator
  218. Motor tuining in California
  219. Timing a 1997 7.4 bravo
  220. 496ho IAC
  221. Looking for ECU advice
  222. out drive paint ?
  223. Am I missing anything?
  224. whats it worth???
  225. Has anyone used a Dart 330 CNC Iron Eagle?
  226. Measures To Take When Having Major Mechanical Work Done
  227. Raymarine c80 question
  228. Sound Regulations - What are my options?
  229. dead spot on throttle advance 496 ho
  230. What does it cost to chrome parts
  231. WD-40 on motor for winter storage???
  232. 496 HO wont go past 4300
  233. Questions about a 2005 575SCI
  234. What can cause a MSD to not spark?
  235. question about bravo trim cylinders
  236. Exhaust problems
  237. 1997 31' Scarab Louvers
  238. sidemount whipple kit at local auction
  239. B and M 250 MPI Blower Kits
  240. Latham Steering Function - How can this be right?
  241. Tunnel Ram & 2 4's
  242. whipple fault code 15
  243. Mercruiser 7.4 upgrades???
  244. procharger pulley change question
  245. Mercruiser 420 HP 454 balance questions
  246. 525efi vs 525efi with Whipple resale value
  247. 225 Promax compression
  248. Big gear, Small prop -vs- Small gear, Big prop
  249. What are these connections for?
  250. High capacity oil pan
  251. Which flywheel for bbc
  252. ITS assembly help
  253. bellows leak?
  254. New 489, Runs 10 deg warmer than before
  255. HP ignition
  256. General Mantenance Questions
  257. Selecting a supercharger
  258. What pistons come in a 502 mag?
  259. What brand are these? What are they worth?
  260. Integrated Mufflers?
  261. engine hour fraud
  262. Leading edge lowers for Bravo
  263. imco -2 lower on 25 daytona
  264. Power steering fluid?
  265. b&m 250 blower upper pulley.
  266. Mercury racing 525sc value
  267. Imco Hydraulic steering lines and fittings
  268. Upgraded alternator for a gen v 502 mpi
  269. Confused about total comp. verses octane :/
  270. formula 400 ss hard top?
  271. hardin marine manifolds question
  272. Anyone Scatter a ZZ572 crate engine?
  273. Where to purchase riser/tailpipes for stock 454s thru hulll
  274. Bravo three question
  275. Max,Dayton or MSD box
  276. Should I relocate the "Cool Fuel" system?
  277. MSD6 Box
  278. how much????
  279. How much HP can a 2 bolt block handle?
  280. Power Steering ISSUES!!!! help plz
  281. AVENGER 25 Information
  282. trying to wake up from a 15 yr nap.....
  283. 1996 7.4 mpi Timing question
  284. MSD-6M ignition box
  285. What BB Cast aluminum oil pan
  286. big block chevy valve cover not sealing
  287. Texas 540 Hawk pressure drops after seconds..knock at the back of the engine and..???
  288. Are these risers normal for Gil manifolds?
  289. 1996 7.4 problem solved
  290. Spark plug question
  291. Installing an A/C Water Pump
  292. Knocking pins out of K-planes
  293. Gen VI BBC heads on a Gen IV BBC
  294. 502 upgrade plan.....opintions??
  295. want to put a 10-71 on my 502 motor.
  296. Big Power exhaust systems
  297. Can I eliminate a couple of these gauges? old race boat....
  298. Exhaust Valve
  299. Reduce fuel pump noise
  300. Throttle
  301. Can stabilized gas be re-stabilized?
  302. complete rotating assemblies
  303. Torque specs
  304. Max safe piston/cylinder clearance with procharger?
  305. Ke pump or electric?
  306. Winterizing and intercoolers
  307. 1996 mercruiser has intermmitant spark now
  308. Fountain or Cigarett
  309. Switching from alpha to bravo
  310. Dui
  311. Whipple 2300ax oil?
  312. 496 mercruiser fault codes
  313. Spark plug gap...How much does it really matter?
  314. Fogging out 502/454 MPI's.
  315. 500 efi compression
  316. B&M 250 supercharger 502 454 efi
  317. B&M 250 parts
  318. Can you identify these exhaust manifolds?
  319. "Dry" exhaust and Cam Selection Question
  320. 1998 350 mag question
  321. What risers (height) do I need with a TRS setup?
  322. 1996 mercuriser 7.4 still no spark
  323. piston replacement
  324. Cam part number
  325. Quick engine cradle clarification?
  326. What crank? Eagle, Scat, Calias, Crower?
  327. Tach Problems
  328. Engine sync gauge or?????
  329. Water leak
  330. Crane box Repair
  331. Power trim hoses... LONG... who makes them?
  332. Starting issue 89' 350 OMC Cobra
  333. Stellings Boxes - Leak Diagnosis?
  334. Stainless Garboard Drain?
  335. Gimbal trashed,need hep
  336. Reputable Mechanic in the South
  337. cl find. philly. 93 scarab 31 no mtrs $9k.
  338. 525 oil temp question
  339. Oil Temp Gauge - Not working (496/8.1)
  340. Rod main bearing looking bad after 80H
  341. More power options?
  342. Beating a dead horse with oil!
  343. What performance ignition does everyone run?
  344. Aluminum cyl head question????
  345. 1996 7.4 mpi efi still no spark
  346. Marine stereo units compatible with newer Apple products?
  347. 1996 mercuriser 7.5/bravo3 Interupter switch
  348. stainless bolts for exhaust manifolds?
  349. Find a member
  350. Carb size suggestion
  351. F16 Canopy Weight
  352. How much is a 96 502 mpi worth with 203 fresh water hours?
  353. What is the real story on Great Lakes?
  354. 1996 mercruiser 7.4 efi/mpi NOW NO SPARK
  355. Aeromotive fuel pump change/stock regulator?
  356. Rust Removal?
  357. Engine has rough idle and missing on acceleration
  358. bottom of the scag to cavi plate measurement on a bravo 1
  359. Stereo advice: help me piece together a GOOD system!
  360. will this drain the whole block? BBC
  361. Identify this crank sensor?
  362. Anyone played with diesels???
  363. CMI Tailpipe length
  364. Aeromotive fuel pump change (help)
  365. What do you guys think it will gain?
  366. Bilge heating this winter
  367. Where to find angled exhaust flanges ?
  368. Help!!!need gails # at fountain
  369. 496 MAG HO roller rocker install
  370. Fountain or Baja is the question
  371. Mercury Blue Racing Spray Paint
  372. Bravo 1x drive alignment????
  373. Engine vibration
  374. Replacing Tank on Formula 302 LS, How to do without foam?
  375. Exhaust leak ?
  376. Twin prop rotation
  377. Need flywheel advice
  378. lightning headers
  379. Engine noise help needed
  380. Where to install gauge senders on gen vi
  381. 555 cu in mpi
  382. Can oil pressure readings vary much from one spot to another.
  383. How to shim starter?
  384. Help with new purchase
  385. trailer reg ???
  386. Fuel return ???
  387. How to get rid of porpus 38 Cig?
  388. Comp Cams Rockers
  389. NOOB is it a mag or not???
  390. How many Qts. of oil in A 500efi
  391. 500 bulldog question
  392. Chevy 383 stroker build
  393. 575SCi blower change
  394. Aluminum fuel tank life?
  395. Pump to drain old engine oil?? Which one?
  396. What am I missing? Milkshaked Oil
  397. 3/8 inch fuel pick up tube
  398. Fuel Issue
  399. 454
  400. Fuel Tank Selection Valves
  401. Oil Pressure Sensor
  402. 496 mag ho head gaskets
  403. low fuel cut off switch
  404. Inverted oil filter trick?
  405. winter storage fuel question?
  406. Should I remove the circ. water pump ?
  407. hydrolic steering
  408. Model ZZP what is it ?
  409. NGK "Iridium" plug wear
  410. Converting supercharged 502 to injection
  411. Switchable silencers?
  412. connecting rods
  413. What engine for fast quiet ride?
  414. CMI Header leakage
  415. carb question
  416. Did I burn it up???
  417. Messed up speed-o
  418. VHF radios
  419. Cutting Lexan
  420. HP500 Carb, What jets for my 502?
  421. tach question
  422. Help with sea water pump hoses
  423. 300xs water pressure issue on a 32 Spectre
  424. Merc 525sc oil cooler question
  425. most power out of 454 Mark IV ?? N/A
  426. X dimention on straight v
  427. Need some 502's
  428. FAST Fuel Injection
  429. 350 MPI to 383 Scorpion long block
  430. Supercharged 8.2 or LS based?
  431. Help Please!
  432. Weiand superchargers
  433. 2008 Merc 525 Dropped Exhaust Valve
  434. bravo-trs flywheel difference
  435. Southern Cali ECU Tuning Company? [Orange County]
  436. Tying water pressure relief into bilge pump
  437. what oil has the most zinc
  438. Which Conventional 40w Oil (Valvoline or Neo)
  439. Where to buy edge trim?
  440. need older McLeod seat switches (2)
  441. Dana Marine 496 headers
  442. 525 rocker install/set. ?
  443. out drive re-paint ?
  444. Outdrive toe when props are turning in?
  445. How much should I pay for a COMPLETE 454/330?
  446. 548 fuel delivery
  447. 525efi pistons.Manley or JE?
  448. 496HO issues at high and low RPMs
  449. formula 206ls engine mods
  450. Converting auto engine to marine
  451. Winterizing 7.4 efi on stand
  452. 509 starter replacement suggestion
  453. Engine Removal?
  454. 454 Stroker Crank
  455. Standard v Aero style v hard line Engine Plumbing
  456. carb hp500 heads
  457. Rear Mount Counter Clockwise Starters
  458. Intake manifold on 525's
  459. Question for the guys running twins:
  460. Scat cast cranks
  461. 555 pcm fault codes
  462. Towing with Props On
  463. Used valvetrain components: Hours vs RPM?
  464. Help with RPMs
  465. Inter Cooler Horsepower increase
  466. Water in 502 Mag mpi oil
  467. Is Melling 10777 Oil Pump still available
  468. epoxy for transducers?
  469. what is to many hr on a set of hp500
  470. SCX Right Side Cavitation Plate Pitting WHY!
  471. Getting hours off of 500EFI while out of boat??
  472. Should I paint aluminum intake?
  473. Fountain fever windsheild replacement
  474. procharger ?
  475. NXT Transmission Fluid Change
  476. Drive shower
  477. What's the latest info on Mobile V-Twin 20-50?
  478. Who Makes theses Turbo Shields in California?
  479. Gen V 502 MAG EFI head removal & rebuild . Any tips, tricks, hints, ect.
  480. Alarm and engine stall at idle
  481. precision efi 496 ho ecu reflash
  482. dyno question, engine question
  483. Losing coolant over 4000 rpms
  484. fuel capacity
  485. Deck Temp Vs Deck Color
  486. Best Roller Cam for a 1000hp Blower set up?? With good idle??
  487. Mercury 525efi fuel filter
  488. 383 stroker stalling coming off plane
  489. GM Pushrod Length ?
  490. HARDIN MARINE CYCLONE EXHAUST input?
  491. Weight of shortblock ??
  492. 600 sci fuel pumps
  493. Engine Dyno Prop Shaft
  494. Raylar 496 kit
  495. Super Chiller Performance
  496. Tach not working after new DUI dis
  497. what starter for larger cubic inch?
  498. big cam won't work with silent choice?
  499. How do you bypass the VP 4 digit startup code?
  500. How do you initially time a BB before startup?