View Full Version : General Q & A




  1. Oil Temperature
  2. warning light senders
  3. HELP!! Milky Foamy Sludge in Oil Filler???
  4. carb/jetting ? on 454mag
  5. 454 dipstick length?
  6. RPM Air-Gap compared to Performer RPM
  7. Bash Do You Have Info?
  8. Compression and pump gas
  9. Inconsistant Dyno readings
  10. Mercury 300 pro maX
  11. whipplecharged 500EFI looses RPM
  12. Any 300hp Yamaha Superboats 24
  13. outdrive u-joints
  14. 525SC jetting
  15. were to buy 3/8" stainless steel studs
  16. Garmin GPS chart for New Hampshire?
  17. To: Dave M or Dave N re PCM555 fault codes vs Rinda #94050m Mercruiser Scan Tool
  18. bravo 1
  19. Super chiller
  20. Procharger M3
  21. What price should I ask for 502 mpi parts?
  22. Questions, motor on Dyno
  23. trannie fluid capitacy
  24. Goodt
  25. Whay no Donzi on boattest.com???
  26. Installing Flush Cleats
  27. Livorsi E series mufflers
  28. Engine timing Help ?????
  29. 500 Efi Head
  30. poor idle hp carb 500
  31. cmi 5 inch sound elimination muffler
  32. 1999 454 MPI water temp too high
  33. Friction Control on MERC KIEKAFFER Throttles?
  34. Stainless marine exhaust gaskets ?????
  35. Dry Sump 6 gear oil question
  36. Would this be enough lift?
  37. another hard shifting bravo
  38. Moorse Controls
  39. 496 heat exchanger flush?
  40. 454 mag Serpentine belt part #
  41. battery banks
  42. Dyno - results with 540s
  43. 1.36 bravo 1
  44. 94 502 running problem?????? help!!! pos vapor lock???
  45. has anyone thought of...
  46. water pressure hose
  47. Valet Service or leave in the water?.
  48. procharger question
  49. Bravo one siezed????
  50. Battery Wiring Single Bank
  51. Can a MercII trans be replaced with a velvet drive trans???
  52. HP500 stalls when getting on a plain
  53. What's it worth?
  54. THe difference between 2 ingnition modules
  55. 525 efi water/fuel filter part #
  56. Best Trim Pump Caps?
  57. one engine-4500 other 5000 ?
  58. What size hose for thermostat bypass
  59. 330hp 59MPH @ 4600RPM?
  60. Getting engine back SAGA continues
  61. Silent Choice Exhaust question??
  62. Leaking Gear Lube
  63. High Oil Pressure
  64. alternator/charging question
  65. could someone please do me a favor
  66. 50# of water pressure
  67. What can cuase no oil pressure?
  68. Max rpm on a 525
  69. Oil Pump Question
  70. removing center engine
  71. Scorpion 377 Headders Power Gain?
  72. anyone have a thunderbolt IV laying around
  73. cracked or vapor
  74. Vapor Lock????
  75. Who Makes The Best Oil. Cooler I Need One
  76. Prop puller and steering questions...
  77. insta-trim plates for sale
  78. vapor lock??? HELP
  79. EFI wiring diagram 5.7 1996
  80. Prop pitch reduction for Lake Tahoe
  81. Water Pumps
  82. Plug Choice
  83. Mocal Oil Thermostat
  84. Double Piloted Check Valve help
  85. No OPA Pt Pleasant?
  86. New 38ZR What Power/Drive Should I Get?
  87. steering trouble ?
  88. Help Portland Or.
  89. 496 Ho Pvc?
  90. Looking for Turbulators
  91. anybody have a spare imco drive shower cap??
  92. HP500 EFI Water line size questions
  93. fuel tank pickups
  94. how big
  95. How fast should I be going?
  96. need part by tommorrow
  97. Totally Stumped, Engine Overheat Alarm
  98. Pivot Bushing Threads Stripped
  99. wiring diagrams for Keikafer trim pumps
  100. volt gauge reads......
  101. Kaama drive question.
  102. CMI's or keith ekert headers ???
  103. Putting an engine back in a boat....
  104. bravo 1 lower 2 bolts on transom
  105. Silicone on exhaust tips?
  106. Quick response needed, bias or radial?
  107. Hyd. helm
  108. Cracked block...NEED HELP!
  109. Filling a keikhaffer trim pump through dipstick???
  110. TP sensor, Resistance, Voltage
  111. Gaffrig Control Help?
  112. Prop Tourque Lbs????? Bravo One drive.
  113. HP500 Oil Pressure
  114. How to replace Flappers inside Exhaust Tips?
  115. Need help!!!! What do you think about this engine problem ???
  116. dana flow torque vs. imco power flow plus
  117. control part numbers?
  118. Mercruiser exhaust elbows
  119. Vacuum Leak
  120. GGB Muffler Failure
  121. Looking for Cloyes 9-3149A-5 or -10
  122. Rebuilding old black mercruiser hydraulic steering rams?
  123. n g k plugs
  124. Small Block Cam question
  125. hull coatings for speed
  126. All Tickie... no turnie
  127. Motor breaks up at WOT
  128. Photo shoot
  129. Anyone with BMax Drives?
  130. Need help with oil temp sensors
  131. Change to 1.8 rocker arms, what’s the increase in lift?
  132. Marine Stereo Expert in Jersey?
  133. Trs merc trans problems
  134. What Intake for a 502ci Carburated?
  135. pressure relief valve
  136. Sub Box Fabrication Question.........
  137. Anyone Run Vacuum Pump?
  138. Oil psi
  139. Belt Noise
  140. found - good source for marine wire, etc
  141. Warning Light Stays On
  142. installing new 496 sea water pumps
  143. Dry sump 6 question pleeease
  144. HiVolume-or- Hi pressure oil pump
  145. 496 ecm recalls ?
  146. Cam or Thru-Hulls--Did the site let me down?
  147. 502mpi / 502efi
  148. drive rebuild
  149. Sea Pump Disaster - Opinions Needed
  150. 2 Water Temp. senders?
  151. Mercruiser 502 Mag MPI Compression
  152. side mount control
  153. 496 ho oil leak
  154. 2-4-c versus special lub 101
  155. Anyone Know Who Can Work On A #5 In Nj
  156. Small amount of condensation on my oil filler cap? On 350 Mag engine
  157. Fabricated/Sheet Metal Valve Covers - Where to get some?
  158. BBC Intake: Performer vs. Torker II???
  159. Bleeding the hydraulic circuits for drives and tabs & steering?
  160. thermostat or no thermostat
  161. Marine Audio - Need some input
  162. electric fuel pump automatic shutoff?
  163. timing on a blower motor
  164. bravo issue
  165. 525SC mkIV?
  166. What temp thermostat for a 502?
  167. ventilated piston aka huge freekin hole!
  168. Changed Impellers, now temp gauge problem?
  169. Coast Guard Approved
  170. Mercruiser Drive reservoir overflow
  171. Whats the best marine radio. AM / FM Receiver.
  172. 502 Mpi Coil Failure?
  173. air out of steeringram
  174. Blower Heads World Merlin Oval Vs Rectangle
  175. Staggered engines?
  176. Drive problems
  177. Engine cranks but won't start, Safety Lanyard ?
  178. Drive ratios
  179. Oil Cap
  180. ALPHA vs BRAVO OUTDRIVE TRIM RAMS Q&A
  181. merc 165 water flows???
  182. Wtf
  183. Rev limiter needed for Merc wiring harness
  184. Dyno - what engine adjustments can be made?
  185. overheating
  186. IAC Valve 496 ho same as truck?
  187. Rev Limiter Change?
  188. Tachometer Gremlins !
  189. Thermostat change??
  190. Gaffrig GPS
  191. What is the correct water pressure
  192. Measuring For Tail Pipe Question
  193. 496HO Squeal
  194. how much total timing are you running on your na motors?
  195. BRAVO & ALPHA MERCRUISER OUTDRIVE TRIM RAMS
  196. Boat Detailer So Cal...
  197. Help, won't rev beyond 2900rpm
  198. Repossesing engine parts from marine mechanic
  199. Torque table HP500efi
  200. Need block
  201. Hole in #6 piston 502 EFI
  202. Flushing Salt water- 5 day trip to FWB
  203. Will 1 Weak Engine Hold Back The Other ??
  204. Anyone Know What The Prop Torque Is On A #5
  205. Dry exhaust water dump fittings and placement help.....
  206. SPARK PLUG suggestions...
  207. 97 502/415 Cam Change
  208. 97 502/415 Cam Change
  209. 525 w/cracked headers
  210. What can you tell me about this small block?
  211. Spinning in or out
  212. Trim tab speed
  213. Having trouble finding a Bravo2 prop..
  214. Where Did I Go Wrong, Cam? Intake? Carb?
  215. Which Flame Arrestor?
  216. Electric hatch lift?
  217. Imco Fuel Tank Pickup Tube
  218. Battery Switch Question??
  219. Mercruiser Bravo Outdrive
  220. Odyssey Batteries
  221. Question on Oil Temps & Coolers
  222. Spark Plug Question(s)
  223. Timing Question
  224. setting timing
  225. silencers
  226. Calling all carb, tuning and cooling gurus...
  227. CMI's and 496HO, worth it?
  228. How do you bond lexan?
  229. Halon question - how does it work?
  230. Running out of water
  231. 500EFI tach bounce
  232. Bravo 3 won't shift
  233. fresh water flush
  234. Question on tubing for an A-frame
  235. 525efis and whipples?
  236. 496HO question
  237. 5200 Rpm 50 Mph??
  238. 575 Blower Question
  239. overheating manifolds
  240. What oil to use?
  241. trim tab problem
  242. how do you increase pump pressure in a bw 72c?
  243. Ugh... need 2" of Lid clearance
  244. What would cause dropped exhaust seats?
  245. Home made low water pickup muffs
  246. Anyone have/know of a good deal on some bravo's??
  247. Warmed 454 Intake Mainifold Choices?
  248. exhaust manifold gasket
  249. Scratches on Deck of Formula
  250. Only getting 4600-4800 RPM's???
  251. can you run one drive in reverse full time?
  252. Is this a good deal
  253. Header Bolt torque
  254. Engine update
  255. motor break in woes...Help!!!
  256. Need Procharger help...
  257. Anyone ever used these heads ?
  258. Best Flame Arrestor Flow ???
  259. Looking for a Accelerator Box for single hatch
  260. Headliner problem/question
  261. 1.7 ratio Jesel pro series rocker arms needed !!
  262. Where to connect water pressure line?
  263. Toilet question-pump out type
  264. Water Pressure (Again) on IMCO
  265. Info on Hawk 600SC's
  266. No Start, Slave solenoid?
  267. water spots
  268. drive fluid dripping from water pickup....
  269. Low water pickup plug size
  270. switched from qjet to holley on modded 330
  271. 502 MPI & 140 thermostat?
  272. Need a Crane HI-6M ignition bax part#6000-6462 for NYC Poker Run
  273. 27 profile
  274. coil question
  275. Merc. Racing Blue Paint
  276. Disc Brake Conversion
  277. 496 or 500 efi
  278. Valve spring??
  279. wiped a cam lobe yeterday
  280. Smoke on the water
  281. Idle RPMs on fresh 5.7?
  282. Alphas Question
  283. Help! Stuck Valve
  284. Cannot see timing mark
  285. Silent Choice or not
  286. Measuring for CMI tailpipes...
  287. Hardin Marine Switchable Silencer
  288. What sparkplugs for a 525 EFI?
  289. New Smyrna Machine shops ?
  290. Gaffrig throttle shifters
  291. Flush Fitting for Merc 502 Mag EFI
  292. Height difference? Stock vs Dart.
  293. Paint or Polish Stock 496 Exhaust Manifolds
  294. 502 MPI problems, help
  295. Trim indicator cable
  296. Bravo trim pump vs Volvo (SX) trim pump
  297. 496 MAG lost 400 RPM/4 MPH overnight
  298. Ignition Identity
  299. power steering
  300. 496ho belt question???
  301. Vesuvio Marine Engines
  302. Painted vs. Satin finish???
  303. HP500EFI sea water pump
  304. 454 MarkIV oil bypass
  305. Need help identifying what model 3 wheeler this is
  306. Phone Number of Manufacturer of Lightening Headers?
  307. Water Pressure question? 300 promaxes
  308. Distributor gear ? on my new 502 crate
  309. safe driveshaft angle with stellings ext box
  310. How long to wait on 5200 before use.
  311. If You Want Help
  312. Why is the warning light on?
  313. drive oil reservoir bravo
  314. blower question
  315. Removing Registration Stickers
  316. Help with Octane calculation
  317. Merc 7.4 330 to 502 Ignition change
  318. XR's to#6 drives need help
  319. liquid speedo
  320. Bravo XZ drive Gods please help
  321. Any problems with Lightening Headers?
  322. Anyone seen this happen to a distributer?
  323. CMI 496 headers
  324. How to replace a Bravo trim hose?
  325. Dart Heads ?
  326. backfire above and near 3000 rpm's?
  327. Revolution marine headers
  328. B&M 420 Blower Crossover Question
  329. Oil Cooler help
  330. How to mount oil temp sender in pan?
  331. Braided Hose HELP Needed
  332. tach needle jumping
  333. can anyone hook me up with a deal on merc geraset # 43-847823a1 ?
  334. taking off circ pump, engine pics
  335. Broke a valve
  336. looking for an HP500 Efi Conversion
  337. fuel/water separator stock replacement
  338. solvent for dissolving bellows glue
  339. Source to modify carb for blower
  340. KPM Pump question...
  341. Welding of TRS gear housing
  342. Trick Marine ??
  343. speedo no worky?
  344. Drive showers
  345. Intake valve size gen 5 heads
  346. Heads
  347. Boat Fix.com
  348. XR SPortmaster lower vs. XR standard lower
  349. Outdrive Maintenance?
  350. Formula hatch latch glue
  351. Fuel injector ID help.
  352. if you were to do it over again
  353. Anyone ever used the Hellroaring non-diode batt isolators?
  354. HP500 questions-please help!
  355. Impellar Question
  356. Volvo 525s ?
  357. gm car question
  358. What is the best Pre Lube system
  359. Alarm Buzzer Questions
  360. thunder bolt modules
  361. How do you change your oil?
  362. Replaced Water Separator and lost PSI
  363. Need Oil Pan
  364. New 502 Crate Engine is there a break in procedure
  365. Engine cutting out at 3500 rpm????
  366. Trim tab problem!
  367. Hutter racing ?
  368. thunder bolt 4 coil
  369. oil coolers before or after
  370. My fuel guages?
  371. Bravo 1 Inner Transom Plate
  372. Footwell source
  373. Alternator, 500EFI
  374. Valve covers
  375. Water Pressure Gauge Sender??
  376. Demon Carb Flame Arrestor
  377. What do you recommend for sbc's
  378. Stereo freaks needed...........
  379. Mesa's Baddest Turbo Power
  380. Imco Extension Box...
  381. synthetic oil help
  382. Bravo Fluid Again
  383. small block question heads/cam combo
  384. 94 502mag efi problem......help
  385. 575 SCI Cometic gaskets????
  386. oil cooler plumbing
  387. Drive spacer install question
  388. Bravo & TRS
  389. 496 Mag Knock Sensor?
  390. 496 HO Spark Plugs
  391. 97`Dually diesel Chevy Question
  392. This isn't good at all!
  393. 454: what pistons and cam?
  394. Loto mechanic
  395. Where to mount an oil temp sender on a 350 vortec motor?
  396. Yamaha Ring Free -- What is it Really?
  397. Another Camshaft Question
  398. Belt Tension
  399. Need PN for 30 PSI block bypass
  400. Poofed drive. My bad.
  401. Rev Limiter on Carb Engine
  402. Outdrive ID Help
  403. 80 hours on 502 MPI
  404. Coupler Strength
  405. GGB Mufflers -- Where are they?
  406. vaccum pump or not
  407. Flywheel Housing
  408. Water pump pulley
  409. 500HP EFI Oil Filters
  410. particular position for spring washer on Bravo X drive props??
  411. Gaskets for a HP500EFI
  412. installing new motor...ignition problems
  413. 496 Header Install
  414. Outdrive Finn Repair ...help needed
  415. new lovette 900 gph pump stuck
  416. Anyone need pistons?
  417. Smartcraft upgrade problem 496HO
  418. Stainless Steel Trailer Brake Line--Where to Buy?
  419. oil pressure flutter
  420. West Coast Merc Parts?
  421. Part # for 2000 HP 500 Carb Oil Cooler
  422. Altanator question
  423. Drew Shotgun Silencers!
  424. No Spark, but power to coil???
  425. Ignition Coils keep failing?
  426. waterin bilge
  427. trim switch replacement
  428. trim wiring question 350 mag
  429. running warm to 180
  430. HP 525 Oil Temp Problem, Again!
  431. mercury blue paint
  432. Engine not starting
  433. Steering problems while crusing
  434. Oil Pressure
  435. livorsi speedo help
  436. Starving 502
  437. removal of the lower on zx
  438. Pyrometers
  439. Velocity prop adivice
  440. new motor disappointment
  441. Outdrive help
  442. transom assy weight
  443. Air Conditioning Water Pick-up
  444. Oil Water??
  445. cmi headers
  446. Engine Hatch Insert ?????
  447. Mufflers-Ohio, Michigan, ?
  448. used 5200 on transducer ??
  449. Hydrolic or Solid Cam?
  450. Need To Upgrade My Oil/PS Cooler
  451. 496 Mag HO high water pressure???
  452. my bravo outdrive gear experiment
  453. blower motor exhaust
  454. Losing power
  455. Electric problem?
  456. Engine builders question
  457. Got no Spark?
  458. did a propshaft dyno on my modified hp500's yesterday, results are in
  459. Can you identify this air filter?
  460. Flush Valve
  461. hydrohoist questions
  462. Where would I find a RELAY
  463. Livorsi Clamp On Trim Switch
  464. what plugs
  465. Need some info please - Mach 1 boats.
  466. New 350 MAG or 6.2 MAG ?????
  467. 502 Mag Upgrade Options
  468. Blower recommendation for 700 hp
  469. Anybody used this???
  470. Welding in Bilge??
  471. Need Torque Sequence for head bolts
  472. Changing oil on 250 b&m blower
  473. What broke in my outdrive?
  474. Gimbal seal
  475. Elictrical short
  476. Repower options Formula 242LS with 454 mag
  477. Used Mercury 500 EFI's
  478. Rebuild Holley 650's or buy new Edelbrocks??
  479. Need parts!
  480. water in sportmasters
  481. running hot
  482. no water out exhaust
  483. Need a good stainless/exhaust fabricator Orange County CA
  484. rebuilt trans dosn't work?
  485. Bad cams, components
  486. Oil line to remote filter
  487. Longest Extension Box?
  488. Relocating computer and oil filter for headers?
  489. Bad fuel 10% ethanol?
  490. 1 trim tab is blowing breakers (bennett)
  491. Engine Pre-lubers
  492. Condensation=Milkshake?
  493. How are cpperformance and hardin marine associated
  494. Bob Madara - contact information
  495. Rigging Dual Batteries
  496. Mercruiser V6 4.3 cam specs
  497. Old K-planes?.....
  498. Outdrive fluid Bottle
  499. 3M 4200 or 5200 to mount swim platform
  500. Diamond Plate thickness???