View Full Version : General Q & A




  1. Best Place to buy Merlin blocks 588CI?
  2. Have wobble in drive, Saginaw to Brazil control valve swap
  3. wanted: drew marine mufflers & stabilizer
  4. Lifting boat with full tank of gas??
  5. Bravo XR Dual Water Pickup ???
  6. Best $18.94 oil and filter change....
  7. 4 x 4.5 Exhaust Adaptor
  8. comparing exhaust -headers vs cast manifolds
  9. Modifying lightning headers to reduce reversion
  10. Fuel Pump???
  11. Trim Pump Problem--Ideas?
  12. 105octane AV gas
  13. 2001 500hp
  14. Recharge Halon?
  15. Turbulator Location?
  16. Another Round for CAM help
  17. To Start on stand?
  18. Anybody having problems with water pickup
  19. $1000 Loan Today without a Credit Check!
  20. Anybody having problems with water pickup
  21. hp 500 valve springs
  22. HP 500 Ignition Module -failure
  23. Volvo mills
  24. manual choke cable
  25. Fuel pressure problems.... Questions....
  26. Cable Replace
  27. Back pressure/baffle? what would you do?
  28. New Eddie Marine Catalog
  29. motor will not start
  30. Modifying a stock 454/502 mpi intake
  31. 500 EFI's coil and wires?
  32. Adjusting Morse 33c cables
  33. MPI motors quit at 2800rpm, HELP!
  34. oil cooler too small?
  35. Slight vibration -Checking Bravo U-joint?
  36. running on the hose - FYI
  37. Prop Guru's
  38. help...blower surge
  39. Cooling problem
  40. Need blower pulley asap
  41. Trashed Engine?
  42. bravo I shifting problem...
  43. Prop question
  44. flushing my pachanga
  45. MSD ignition systems
  46. TRS upper drive gears?
  47. Two stage Eickert sea pump
  48. 731-741 or 502/502 cam?
  49. 2003 merc 300x's w/sport lowers.
  50. Need some help
  51. Outdrive Help Needed
  52. Can You Identify the Year of these Merc OBs?
  53. What Amsoil product is the best??
  54. Who Makes Custom Windshields?
  55. 5 stage dry sump oil system
  56. bravo drive?
  57. Trim Cylinder--Bravo Cyl's on TRS Drives
  58. Silent Choice Installation questions
  59. Dr. Kobrin..... The birth of Mobil-1
  60. T Bolt distributer caps.
  61. TRS reservoir
  62. Rocker Arm Bolt comes loose, ever happen to you
  63. #4 vs #5 Outdrives?
  64. need some opions
  65. bolt torque?
  66. On the Dyno today
  67. Best Polishes
  68. INFO NEEDED: Head "Wedges"
  69. Exhaust spacer/plate??? Is this possible?
  70. Fuel pump loosing prime ??
  71. 575SCi cam question
  72. Vertical Trim Indicators
  73. drilled a hole and some water came out?
  74. Bravo shaft size and spline?
  75. bravo 3 problem
  76. Active Thunder Extension box, Prop, Listing to port?
  77. Tech Tip - ADJUSTING THE VALVE TRAIN
  78. Tech Tip - VALVE TIMING
  79. Setting pinion bearing preload
  80. 7.4mpi (400hrs) Value$$??????
  81. Tech Tip - DEGREEING THE CAMSHAFT
  82. Tech Tip - PUSHROD LENGTH AND ROCKER ARM GEOMETRY
  83. Tech Tip - THE IMPORTANCE OF PROPER ROD BOLT STRETCH/TORQUE
  84. exhaust hose
  85. Lathem website
  86. air gap intake hose
  87. What's around your crank?
  88. Drive question
  89. trim help
  90. Prop install / assembly
  91. Resistor spark plugs and afr heads?
  92. Roll Off for boat Vinyl...?
  93. Does anyone know what size bolt...
  94. shop air compressor lines
  95. Bravo upper gear failure?
  96. Another valve spring question....
  97. hp525 efi spark plugs??????????
  98. Power steering ? w/ external ram!
  99. head gaskets
  100. oil temps where is good?
  101. 575SCi oil leak? FOUND!!!!
  102. mercruiser water flow diagram
  103. hour meter install?
  104. Low Water Temp?
  105. last question before assembly
  106. Is It Safe?
  107. Installing Merc #3 Drives - HELP
  108. Billet Drive Caps
  109. bravo question
  110. Oil filter for 1996 merc 450 hp question
  111. Bravo gimbal bearing and MPH loss
  112. Procedure for setting timing on 502 MPI?
  113. Help with Cam Choice PLEASE!!!!
  114. Engine mounting
  115. Torque dropping off?
  116. Gen V & VI chevy rear main seal
  117. outdrive original stickers Merc
  118. Hp 500
  119. Corsa Muffler Tips Are They To Quiet.
  120. What are best Bilge Pump/Swich Combos?
  121. Hyd. roller set up.
  122. how to switch from trs to bravo
  123. Chicago area engine builders?
  124. 454 mag rebuild options
  125. nose cone repair
  126. Throttle-up's Prop Testing Program
  127. What carb came on 420 HP Engine?
  128. Foot lbs torque 525sc
  129. No drain plug on bravo 1?
  130. Outdrive clanking??
  131. STARTER HELP, look at this!
  132. 1999 502 mpi low fuel pressure help needed.
  133. Blown upper gear set.....Friday the 13th
  134. Truck engine to marine
  135. Engine help needed
  136. American Offshore 26' NSX help.
  137. MSD Ignition 6M-2 Box
  138. Pilot error?
  139. 100 Octane?
  140. Trim Tab won't come up
  141. Spark Plug Gap.... SBC
  142. 97 Formula SS 33'
  143. 575SCi oil leak? Are they common? Anyone ever have one?
  144. Help with Trim Indicator bracket
  145. What's this thing in my bilge?
  146. Bennet tabs switch wiring diagram
  147. Optima red top won't charge
  148. silent choice question ?
  149. Oildyne Trim Pump Help
  150. Who has the best price
  151. Need help buying a 4L80E GM Transmission
  152. electrical problems
  153. 502 problems! please help!!
  154. Mercruiser 500hp initial timing
  155. prop shaft
  156. What oil should I use for my 454
  157. Installing distributor
  158. I did it.
  159. New engines and power output
  160. Engine breaking up
  161. Outdrive dropping overnight
  162. Buying a SEA DEMON this weekend, what one?
  163. Raw Water Pump Impeller Swap
  164. 8.1 Engine dropped and head bolts snapped???
  165. Mark IV Block Question: How big can I go???
  166. engine burned down
  167. I need a holding reservoir for closed cooling
  168. 1990 Hp 465
  169. trs alignment help,
  170. adjustable collar distributor for 900sc
  171. Removing ECM from computer...back to Whipple
  172. Tab Mounting
  173. which carb adaptor
  174. wingplate stud supplier
  175. Gen VI IGNITION CONTROL MODULE
  176. Hot water shower where to hook up after procharger install??
  177. Mechanical Midget - carbs
  178. Port Matching 502 MPI Intake
  179. Bravo Props Interchangeable With Trs Props?
  180. Limit and Trim Switch Install
  181. Compression? Does this sound right?
  182. Tuning on a procharged 502
  183. what oil
  184. whippled 525's
  185. Sealiing/tightening HYD steering fittings
  186. 7.4mpi rebuild to 454MAG
  187. Determining crankshaft centre-line
  188. Oil Temp
  189. drive identification
  190. How much for 502 long blocks
  191. Rebuild of 502MAG's........how much?
  192. 502 mpi temp?
  193. Vinly repair north jersey
  194. Tail pipe gaskets
  195. Holley 250 POWERCHARGER EFI 502 MPI Blower
  196. Spark Plugs
  197. Vacuum Leak?Or what?
  198. BravoIII XR vs Bravo I XR
  199. ext. transducer
  200. EFI Gurus wanted
  201. Carb Question
  202. Potential issues???
  203. Any good books/guides on electrical wiring?
  204. Bravo trim cylinder anodes
  205. Help, what carb would you pick?
  206. plug gapping
  207. Help with Head Gasket water passages
  208. does a 7.4mpi rev-limiter?
  209. 7.4mpi oil temp?
  210. What should it cost ?
  211. 575sc Questions
  212. Mercruiser diagrams
  213. fuel leaking out my breathers.
  214. Pumps for 280 KPlanes
  215. Weak trim pump
  216. Bravo Gimbal Tricks
  217. Set Timing?
  218. vintage outdrive question
  219. Procharger head and intake gasket up grades
  220. Is there a good solution for getting rid of my milkshake oil
  221. Dual Carbs vs MPI on Blown motor?????
  222. Merc Mechanic Lake Hartwell Sc
  223. Wiring a battery switch
  224. Changed circ pump - Scaling in water passages?
  225. Best distributor that fits Dart tunnel ram?
  226. Water Temp To Low ???????
  227. Fuel gauge
  228. Is This The Right Cam For Me?
  229. brake calipers and pads wearing into the hubs
  230. Timing chain and gears
  231. X-Dimension?? High or low what is faster
  232. Need intake manaifold
  233. Need TRS trim cylinders
  234. Did anyone ever have this happen to them?
  235. MDG Performance feedback.
  236. 7.4mpi octane required?
  237. Max HP/RPM for stock cool fuel??
  238. Imco 2 Inch Shorties
  239. Replacing K-plane indicator cable ?
  240. Prop Shaft Protector
  241. Twin, fuel pump, regulator, return line ?
  242. 600SCi upgrades
  243. What's flow got to do with it. . . . . . .
  244. Outdrive GURU's ????
  245. Bravo One oil leak- Help!
  246. Spare Prop Holder
  247. Trim pump problems / Slow To No UP
  248. compression ratio
  249. After Market Oil Coolers
  250. Need Advice: 3.3 Whipple or Quad Rotor for 557CI
  251. paging houston prop
  252. Holley 4 corner idle
  253. Changing Merc Si Choice Diverters
  254. B&M 250 Pulley
  255. I've had some request to post the Camaro so here you go
  256. We Got ON The Dyno Saturday
  257. 7.4mpi STALL?
  258. Replace Merc 5.7 L with GM crate
  259. Adjusting throttle cables
  260. blown head gasket
  261. blown head gasket
  262. Which Oil Pump ~ Hi Volume or STD.?
  263. Gen IV LS6 Heads
  264. Edelbrock Heads
  265. 525 SC motors
  266. Alpha leaking oil
  267. Push rod length checkers??
  268. Roller Rocker tips on 502 GVI
  269. GPS vs. Compass
  270. Gil Manifold
  271. Which First - Full Hyd or Tabs???
  272. Piston ring end gap
  273. I need to add a couple ounces of gear lube, can I do it from the top vent?
  274. OK to switch to synthetic lube in old bravo??
  275. Changing Exhaust Riser Gasket
  276. F350
  277. KAMMA Parts
  278. 1998 454 Mag Engine Scanning
  279. Engine Break In
  280. Max Battery Cable Length?
  281. Hose water pressure when flushing
  282. Truck question
  283. What Oil Filter on 500hp carb?
  284. Anyone know where i can find this???
  285. Deep cycle batteries vs. Marine Batteries
  286. gaffrig tach accuracy
  287. A friend of mine's boat...
  288. How accurate are GAFFRIG SPEEDO'S
  289. Carnage.... #1 u joint and outer belhousing
  290. Shake Down Run, Motor Backfireing at 3200rpms (Whats Wrong??)
  291. Throttle-Up Does It Again....
  292. Bravo rating
  293. Houston, I think we have a problem...
  294. SSM III Transom assemblies are interchangeable
  295. Throttle Cables - who makes the best?
  296. Piston Choice- hypereutectic vs. forged
  297. DUI distributor and rev limiters?
  298. Hp 525 And A Whipple
  299. Full hydraulic install - removal of old system
  300. Best place for 502 short block
  301. 7.4 mpi SMALL HP INCREASE?
  302. Livorsi drive or tab guage
  303. Setting the Base Timing on a 502MPI
  304. Just popped a cylinder - go for stroker?
  305. carb setup opinions wanted
  306. Pros/Cons/Details - full vs add-on hydraulic steering
  307. jaws 24
  308. Cleaning neglected aluminum wheels??
  309. Bravo 1 shift cable is bound up
  310. 22' / 23' Boat and tabs
  311. What's the difference between the Xr and Xz
  312. 454mpi vs 6.2??????
  313. cc of small oval part heads
  314. 575SCI blower oil change.
  315. Temp sending units
  316. HP500 merc/dart intake fitment?
  317. Sender resistance values (merc compatible)
  318. Merc Alien Cowls
  319. Loose screw fix, HEY BRS what was your fix?
  320. A couple of questions
  321. Does any one have a set of fuel injectors?
  322. Need new throttles
  323. 500hp gauge readings
  324. Belt numbers for 1994 454 mag carb??
  325. Installing Lectrasan need some tech suggestions
  326. Will Hydralic valve lifters too tight affect oil pressure
  327. Hello engine builders, I need a little help.
  328. Smartcraft beeps
  329. will not trim up?
  330. Who makes those combo guages?
  331. Power Steering squeals
  332. hp 525 leak?
  333. Trailer winch with 3" drum?
  334. transom thickness
  335. Valve guide clearance...Is there a..
  336. kaama exhaust silencer
  337. Fuel sender HELP
  338. Depth Finders
  339. Weak rocker studs?????
  340. Bravo One speedo plugged
  341. 454 rebuild complete
  342. The OSO Dyno Room
  343. Mirroring enging hatch
  344. Need forged pistons for 454 .030 oversize
  345. 502mag Vs 454mag Efi
  346. 8.8 or 9.5 CR
  347. Using Alcohol To Replace Gas????
  348. new engine going in - need prop
  349. Paging Dave N
  350. Merc 900sc
  351. Formual 400SS-502, 500HP, 500EFI, Volvo 8.2
  352. HOW do you zero trim tabs ???
  353. re-power 2 cents worth
  354. Bravo One pitot blocked
  355. Need comments on engine pic...
  356. Mounting Tabs
  357. Roller lifters input
  358. Carpet glue
  359. Does cool fuel cool supply or return??
  360. "Crate Engines"--What are they/What's Special
  361. Replacement Merc air cleaners
  362. Removal of 496HO restriction plates
  363. Stainless Marine
  364. How to Build 500hp from a 454/420hp?
  365. Cracked Trim Pump Reservoir
  366. Installing Water Thermostats
  367. 6.2mpi upgrades
  368. Raising your X....
  369. measuring "standard Bravo exits"
  370. Fixing chips in drives?
  371. Lean condition. Q-jet help needed.
  372. 351W Rebuild..... injectors, lower intake, etc.
  373. Head Gasket Thickness?
  374. Rubber bushing for nose of Bravo 1 drive
  375. A special thanks to Throttle Up
  376. Mesa delivers Otis Tiger
  377. 30 foot mariah lists to the right.....
  378. Merc. 502 rev limit?
  379. Lightning Headers on a 502 efi?
  380. Swivel shaft seal
  381. Fuel filter?
  382. STARTER MAKING "LOW CYLINDER" SOUND?
  383. Switch wiring question
  384. 454 Mag Carb Vs. 7.4l Efi
  385. What are you using for a drive oil pump?
  386. What weight oil
  387. Calling all gear heads! 496 stroker build up.
  388. B/W 72C parts
  389. Drive Gear Ratio, what to run with added H.P. ???
  390. Torque on 540 and 572 ci
  391. TRS Lower Drive Blueprint
  392. proform distibutors ???
  393. Blowers And Carbs-should I
  394. Are Gen V and Gen VI bbc flywheels interechangeable?
  395. 1996 7.4 LX EFI motors - background and details?
  396. Oil lines, what's what?
  397. alpha outdrive 1987
  398. Jet Dock
  399. rev limiter?
  400. quadrajet choke?
  401. CMI header leaks
  402. Almost Sunk and Burned Up My Boat Yesterday
  403. 496 HO Water Temp and Water PSI?
  404. Amp draw
  405. Will Gen 6 bbc heads work on a gen 4 block
  406. CMI tailpipe questions
  407. Hatch quick disconnect
  408. glove boxes for sale??
  409. Cig pulls left
  410. Gasket sets
  411. drive paint
  412. Has anyone been able to remote a light or horn from the stock Merc knock sensor?
  413. Do prochargers make noise @ idle?
  414. hp500 efi cam with b+m 420 mega blower
  415. What's diffrence between HP500, 502, 509 and 540?
  416. Mounting external steering ram
  417. converting to quarter canopies
  418. 90 7.4L intake manifold
  419. Did Merc Make A Carb 454 Mag In 97'
  420. Any draw backs to installing intercoolers on 525sc
  421. bravo drive question.....
  422. Decal Removal....
  423. Difference between Trim Pump and K-Plane Pump
  424. I need help dialing in a cam, off 3 degrees
  425. Stock flywheels/big power
  426. 502 exhaust upgrade
  427. Trim tab help - electrical?
  428. Composite Distributor Gear
  429. Intake question
  430. Octane : Compression
  431. non colored fittings
  432. Synthetic Hydrualic Oil
  433. Steering Ram Question
  434. Drive alignment problem
  435. starter problem Help please!
  436. What is "X" Dimension?
  437. Hard to start>
  438. Toe IN or Toe OUT
  439. Rtech BIG GUN
  440. what for???
  441. 454 Hours question
  442. Need Help Connecting HEI to shift cutout
  443. What Octane to use on 496?
  444. What Diesel engine did these risers come from????????
  445. Engine bog while trimming outdrive
  446. Maintenance items for HP575SCi ?
  447. Dyno Horsepower?
  448. Holley Carb Advice
  449. HELP? I cant get the Power Steerring Bled
  450. Hatch scoop~install advice??
  451. Quest for speed... gear ratio/prop.
  452. Oil reservoir fitting on inside of upper
  453. muffler extraction
  454. Engine Tech Guys I need advice
  455. Harmonic balancer & pulley question
  456. Single plane vs. Dual plane Intake?
  457. Can't get some of the new lifters to pump up. Help!
  458. beep alarm at 5150 on a 350 Mag Mpi. what is it?
  459. Switchable exhaust clanging noise?
  460. Anyone ever made a lightwieght engine hatch???
  461. water pump durability?
  462. Whipple Stage II Kit for the 496HO (non supercharged)
  463. HP500 EFI Components Needed
  464. manufacturer of lifter in GM 572
  465. Need new valve covers
  466. HP 500 egt guage placement
  467. Procharger and plug gap?
  468. Merc BB rod bolts
  469. Engine Harness Adapter Needed
  470. TRS Outdrive Blue Prints
  471. Gauge Bezel Manufacturer
  472. threaded insert for fiberglass?
  473. Cleaning out the garage..parts listed on ebay..
  474. 575 Blower Bearing Problems
  475. '99 502MPI steering line problem
  476. Increase mileage and power for 69$ ;-)
  477. How Often Should I Grease U-Joints in Drive?
  478. Need G chart for Garmin 215
  479. 280 Tab Seals
  480. Ignition recommendations needed
  481. TRS Outdrive Help Needed
  482. Best chrome/windsheild cleaners?
  483. K & N question for 350 MPI. Want 4bbl sound back!
  484. how fast is this old boat?
  485. Need A Control Box Like This Help
  486. OK, now, no snickers
  487. New Procharger M-1 need advice
  488. New U-bolts Ready To Ship
  489. power steering hose's
  490. Oil t-stat question
  491. Trans slipping again
  492. Drive ratios for small blocks/Alpha drives.
  493. Lost 400 rpms on both motors from one week to the next
  494. Need a 28 bravo 1 left hand for a spare
  495. automatic Fire extinguishing system
  496. Imco Lowers
  497. Rusty block- how rusty is too rusty??
  498. Changed oil, lost 3-4 mph on top end!@$?
  499. Augie shows his Avis card arrive and drive
  500. Mesa Congratulates AFA Racing's Miami Effort