View Full Version : General Q & A




  1. Bravo Props Interchangeable With Trs Props?
  2. Limit and Trim Switch Install
  3. Compression? Does this sound right?
  4. Tuning on a procharged 502
  5. what oil
  6. whippled 525's
  7. Sealiing/tightening HYD steering fittings
  8. 7.4mpi rebuild to 454MAG
  9. Determining crankshaft centre-line
  10. Oil Temp
  11. drive identification
  12. How much for 502 long blocks
  13. Rebuild of 502MAG's........how much?
  14. 502 mpi temp?
  15. Vinly repair north jersey
  16. Tail pipe gaskets
  17. Holley 250 POWERCHARGER EFI 502 MPI Blower
  18. Spark Plugs
  19. Vacuum Leak?Or what?
  20. BravoIII XR vs Bravo I XR
  21. ext. transducer
  22. EFI Gurus wanted
  23. Carb Question
  24. Potential issues???
  25. Any good books/guides on electrical wiring?
  26. Bravo trim cylinder anodes
  27. Help, what carb would you pick?
  28. plug gapping
  29. Help with Head Gasket water passages
  30. does a 7.4mpi rev-limiter?
  31. 7.4mpi oil temp?
  32. What should it cost ?
  33. 575sc Questions
  34. Mercruiser diagrams
  35. fuel leaking out my breathers.
  36. Pumps for 280 KPlanes
  37. Weak trim pump
  38. Bravo Gimbal Tricks
  39. Set Timing?
  40. vintage outdrive question
  41. Procharger head and intake gasket up grades
  42. Is there a good solution for getting rid of my milkshake oil
  43. Dual Carbs vs MPI on Blown motor?????
  44. Merc Mechanic Lake Hartwell Sc
  45. Wiring a battery switch
  46. Changed circ pump - Scaling in water passages?
  47. Best distributor that fits Dart tunnel ram?
  48. Water Temp To Low ???????
  49. Fuel gauge
  50. Is This The Right Cam For Me?
  51. brake calipers and pads wearing into the hubs
  52. Timing chain and gears
  53. X-Dimension?? High or low what is faster
  54. Need intake manaifold
  55. Need TRS trim cylinders
  56. Did anyone ever have this happen to them?
  57. MDG Performance feedback.
  58. 7.4mpi octane required?
  59. Max HP/RPM for stock cool fuel??
  60. Imco 2 Inch Shorties
  61. Replacing K-plane indicator cable ?
  62. Prop Shaft Protector
  63. Twin, fuel pump, regulator, return line ?
  64. 600SCi upgrades
  65. What's flow got to do with it. . . . . . .
  66. Outdrive GURU's ????
  67. Bravo One oil leak- Help!
  68. Spare Prop Holder
  69. Trim pump problems / Slow To No UP
  70. compression ratio
  71. After Market Oil Coolers
  72. Need Advice: 3.3 Whipple or Quad Rotor for 557CI
  73. paging houston prop
  74. Holley 4 corner idle
  75. Changing Merc Si Choice Diverters
  76. B&M 250 Pulley
  77. I've had some request to post the Camaro so here you go
  78. We Got ON The Dyno Saturday
  79. 7.4mpi STALL?
  80. Replace Merc 5.7 L with GM crate
  81. Adjusting throttle cables
  82. blown head gasket
  83. blown head gasket
  84. Which Oil Pump ~ Hi Volume or STD.?
  85. Gen IV LS6 Heads
  86. Edelbrock Heads
  87. 525 SC motors
  88. Alpha leaking oil
  89. Push rod length checkers??
  90. Roller Rocker tips on 502 GVI
  91. GPS vs. Compass
  92. Gil Manifold
  93. Which First - Full Hyd or Tabs???
  94. Piston ring end gap
  95. I need to add a couple ounces of gear lube, can I do it from the top vent?
  96. OK to switch to synthetic lube in old bravo??
  97. Changing Exhaust Riser Gasket
  98. F350
  99. KAMMA Parts
  100. 1998 454 Mag Engine Scanning
  101. Engine Break In
  102. Max Battery Cable Length?
  103. Hose water pressure when flushing
  104. Truck question
  105. What Oil Filter on 500hp carb?
  106. Anyone know where i can find this???
  107. Deep cycle batteries vs. Marine Batteries
  108. gaffrig tach accuracy
  109. A friend of mine's boat...
  110. How accurate are GAFFRIG SPEEDO'S
  111. Carnage.... #1 u joint and outer belhousing
  112. Shake Down Run, Motor Backfireing at 3200rpms (Whats Wrong??)
  113. Throttle-Up Does It Again....
  114. Bravo rating
  115. Houston, I think we have a problem...
  116. SSM III Transom assemblies are interchangeable
  117. Throttle Cables - who makes the best?
  118. Piston Choice- hypereutectic vs. forged
  119. DUI distributor and rev limiters?
  120. Hp 525 And A Whipple
  121. Full hydraulic install - removal of old system
  122. Best place for 502 short block
  123. 7.4 mpi SMALL HP INCREASE?
  124. Livorsi drive or tab guage
  125. Setting the Base Timing on a 502MPI
  126. Just popped a cylinder - go for stroker?
  127. carb setup opinions wanted
  128. Pros/Cons/Details - full vs add-on hydraulic steering
  129. jaws 24
  130. Cleaning neglected aluminum wheels??
  131. Bravo 1 shift cable is bound up
  132. 22' / 23' Boat and tabs
  133. What's the difference between the Xr and Xz
  134. 454mpi vs 6.2??????
  135. cc of small oval part heads
  136. 575SCI blower oil change.
  137. Temp sending units
  138. HP500 merc/dart intake fitment?
  139. Sender resistance values (merc compatible)
  140. Merc Alien Cowls
  141. Loose screw fix, HEY BRS what was your fix?
  142. A couple of questions
  143. Does any one have a set of fuel injectors?
  144. Need new throttles
  145. 500hp gauge readings
  146. Belt numbers for 1994 454 mag carb??
  147. Installing Lectrasan need some tech suggestions
  148. Will Hydralic valve lifters too tight affect oil pressure
  149. Hello engine builders, I need a little help.
  150. Smartcraft beeps
  151. will not trim up?
  152. Who makes those combo guages?
  153. Power Steering squeals
  154. hp 525 leak?
  155. Trailer winch with 3" drum?
  156. transom thickness
  157. Valve guide clearance...Is there a..
  158. kaama exhaust silencer
  159. Fuel sender HELP
  160. Depth Finders
  161. Weak rocker studs?????
  162. Bravo One speedo plugged
  163. 454 rebuild complete
  164. The OSO Dyno Room
  165. Mirroring enging hatch
  166. Need forged pistons for 454 .030 oversize
  167. 502mag Vs 454mag Efi
  168. 8.8 or 9.5 CR
  169. Using Alcohol To Replace Gas????
  170. new engine going in - need prop
  171. Paging Dave N
  172. Merc 900sc
  173. Formual 400SS-502, 500HP, 500EFI, Volvo 8.2
  174. HOW do you zero trim tabs ???
  175. re-power 2 cents worth
  176. Bravo One pitot blocked
  177. Need comments on engine pic...
  178. Mounting Tabs
  179. Roller lifters input
  180. Carpet glue
  181. Does cool fuel cool supply or return??
  182. "Crate Engines"--What are they/What's Special
  183. Replacement Merc air cleaners
  184. Removal of 496HO restriction plates
  185. Stainless Marine
  186. How to Build 500hp from a 454/420hp?
  187. Cracked Trim Pump Reservoir
  188. Installing Water Thermostats
  189. 6.2mpi upgrades
  190. Raising your X....
  191. measuring "standard Bravo exits"
  192. Fixing chips in drives?
  193. Lean condition. Q-jet help needed.
  194. 351W Rebuild..... injectors, lower intake, etc.
  195. Head Gasket Thickness?
  196. Rubber bushing for nose of Bravo 1 drive
  197. A special thanks to Throttle Up
  198. Mesa delivers Otis Tiger
  199. 30 foot mariah lists to the right.....
  200. Merc. 502 rev limit?
  201. Lightning Headers on a 502 efi?
  202. Swivel shaft seal
  203. Fuel filter?
  204. STARTER MAKING "LOW CYLINDER" SOUND?
  205. Switch wiring question
  206. 454 Mag Carb Vs. 7.4l Efi
  207. What are you using for a drive oil pump?
  208. What weight oil
  209. Calling all gear heads! 496 stroker build up.
  210. B/W 72C parts
  211. Drive Gear Ratio, what to run with added H.P. ???
  212. Torque on 540 and 572 ci
  213. TRS Lower Drive Blueprint
  214. proform distibutors ???
  215. Blowers And Carbs-should I
  216. Are Gen V and Gen VI bbc flywheels interechangeable?
  217. 1996 7.4 LX EFI motors - background and details?
  218. Oil lines, what's what?
  219. alpha outdrive 1987
  220. Jet Dock
  221. rev limiter?
  222. quadrajet choke?
  223. CMI header leaks
  224. Almost Sunk and Burned Up My Boat Yesterday
  225. 496 HO Water Temp and Water PSI?
  226. Amp draw
  227. Will Gen 6 bbc heads work on a gen 4 block
  228. CMI tailpipe questions
  229. Hatch quick disconnect
  230. glove boxes for sale??
  231. Cig pulls left
  232. Gasket sets
  233. drive paint
  234. Has anyone been able to remote a light or horn from the stock Merc knock sensor?
  235. Do prochargers make noise @ idle?
  236. hp500 efi cam with b+m 420 mega blower
  237. What's diffrence between HP500, 502, 509 and 540?
  238. Mounting external steering ram
  239. converting to quarter canopies
  240. 90 7.4L intake manifold
  241. Did Merc Make A Carb 454 Mag In 97'
  242. Any draw backs to installing intercoolers on 525sc
  243. bravo drive question.....
  244. Decal Removal....
  245. Difference between Trim Pump and K-Plane Pump
  246. I need help dialing in a cam, off 3 degrees
  247. Stock flywheels/big power
  248. 502 exhaust upgrade
  249. Trim tab help - electrical?
  250. Composite Distributor Gear
  251. Intake question
  252. Octane : Compression
  253. non colored fittings
  254. Synthetic Hydrualic Oil
  255. Steering Ram Question
  256. Drive alignment problem
  257. starter problem Help please!
  258. What is "X" Dimension?
  259. Hard to start>
  260. Toe IN or Toe OUT
  261. Rtech BIG GUN
  262. what for???
  263. 454 Hours question
  264. Need Help Connecting HEI to shift cutout
  265. What Octane to use on 496?
  266. What Diesel engine did these risers come from????????
  267. Engine bog while trimming outdrive
  268. Maintenance items for HP575SCi ?
  269. Dyno Horsepower?
  270. Holley Carb Advice
  271. HELP? I cant get the Power Steerring Bled
  272. Hatch scoop~install advice??
  273. Quest for speed... gear ratio/prop.
  274. Oil reservoir fitting on inside of upper
  275. muffler extraction
  276. Engine Tech Guys I need advice
  277. Harmonic balancer & pulley question
  278. Single plane vs. Dual plane Intake?
  279. Can't get some of the new lifters to pump up. Help!
  280. beep alarm at 5150 on a 350 Mag Mpi. what is it?
  281. Switchable exhaust clanging noise?
  282. Anyone ever made a lightwieght engine hatch???
  283. water pump durability?
  284. Whipple Stage II Kit for the 496HO (non supercharged)
  285. HP500 EFI Components Needed
  286. manufacturer of lifter in GM 572
  287. Need new valve covers
  288. HP 500 egt guage placement
  289. Procharger and plug gap?
  290. Merc BB rod bolts
  291. Engine Harness Adapter Needed
  292. TRS Outdrive Blue Prints
  293. Gauge Bezel Manufacturer
  294. threaded insert for fiberglass?
  295. Cleaning out the garage..parts listed on ebay..
  296. 575 Blower Bearing Problems
  297. '99 502MPI steering line problem
  298. Increase mileage and power for 69$ ;-)
  299. How Often Should I Grease U-Joints in Drive?
  300. Need G chart for Garmin 215
  301. 280 Tab Seals
  302. Ignition recommendations needed
  303. TRS Outdrive Help Needed
  304. Best chrome/windsheild cleaners?
  305. K & N question for 350 MPI. Want 4bbl sound back!
  306. how fast is this old boat?
  307. Need A Control Box Like This Help
  308. OK, now, no snickers
  309. New Procharger M-1 need advice
  310. New U-bolts Ready To Ship
  311. power steering hose's
  312. Oil t-stat question
  313. Trans slipping again
  314. Drive ratios for small blocks/Alpha drives.
  315. Lost 400 rpms on both motors from one week to the next
  316. Need a 28 bravo 1 left hand for a spare
  317. automatic Fire extinguishing system
  318. Imco Lowers
  319. Rusty block- how rusty is too rusty??
  320. Changed oil, lost 3-4 mph on top end!@$?
  321. Augie shows his Avis card arrive and drive
  322. Mesa Congratulates AFA Racing's Miami Effort
  323. 525 sc & 2 3\4 top blower pullies
  324. Good SparkPlug Info...
  325. Power Sterring fluid filter
  326. Electrical Gremlins, or faulty battery hookup?
  327. 350 mag timing tab...
  328. Needing Help on Steering Helm?
  329. repower options
  330. Wanted Drive Spacers
  331. Hydraulic fluid
  332. 496's in a 94 Top Gun????
  333. Tar on non-skid
  334. 496 Map senser/ fuel psi.
  335. Imco drive will not go on.
  336. Carb gaskets
  337. Cleaning roller lifters
  338. 26 eliminator with 525 efi upgrades...
  339. Converting Standard Bellhousing for use with HP gimbol ring
  340. Who knows about Volvo Duoprop drives?
  341. timing
  342. Transducer question
  343. what spark plugs for a 577 n/a 750hp eng?
  344. Costs Drives and Motors
  345. Seatek Turbos k28, k27
  346. What to do with PU in drive after installing a transom PU
  347. Found Archer Electronic Chime behind the dash, what is it?
  348. Perelli flooring, where to buy?
  349. That purple wire....
  350. Bravo 1 drive torque specs???
  351. Priming New Motor
  352. Bravo hinge pin tool
  353. 1.50 to 1.36 gearing ....
  354. 525sc Help
  355. Oil filter question .. these are not the throw away type.
  356. GGB Extreme Mufflers did the job!!!
  357. MB Quart Stereo Upgrade
  358. Gimble Bearing Replacement
  359. graphics new boat
  360. Gear swap
  361. GPS (speedo) wiring question?
  362. Low Coolant Light??
  363. Rebuilding a 500efi???
  364. Oss !!! 1 Week Away
  365. trans fluid ?
  366. Should you use synthetic ( M1 ) in pre 90's low hour motors and drives ??
  367. Consensus on Drive Lube???
  368. Water pressure
  369. silent choice vac pump
  370. clean your boat with shaving cream?
  371. Thru-hull exhaust questions
  372. Correct prop nut torque specs. on Bravo xr drive?
  373. Exhaust stains
  374. Power steering and trim lubes
  375. 1-wire alternator
  376. Break-in Technique for new engine
  377. Beware of Street Style Cars in Pinellas Park, FL
  378. EFI Datalink Connectors--Need to Buy
  379. Trim pump: King Cobra vs Bravo One
  380. Help!! might have bought the wrong prop!!
  381. Prop Selection 24' Baja
  382. Spring Launch Check List
  383. bimini tops
  384. Need nice looking hydraulic steering hoses
  385. MSD Knock sensor
  386. Clarion Marine Amps / Subs
  387. 496 Mag HO Spark Plug Gap
  388. Flame arrestor for 350 MAG MPI
  389. Volvo Outdrive Help!
  390. 502EFI Problem
  391. Head bolt sealer
  392. Tented supercharger manifold
  393. Thunder bolt V Ignition
  394. I need a Starter Fuse Assembly ???
  395. Need boat viewing Help.
  396. mercury trim tabs
  397. blower pulley's available soon.
  398. How to make a dual power steering proportioning valve?
  399. Bladder Tank vs. Fuel Cell ?????
  400. Tie Bar location...?
  401. Help Serious Chatter
  402. difference between a new style and old style bravo
  403. 500 EFI, Help Identify this Part
  404. Mercruiser 525SC blower service
  405. plug wires
  406. Internal flappers missing in exhaust tip question?
  407. Charging 24 volt system off 12 volts
  408. Formula F-206 1987 engine rebuld
  409. Don't Buy New Dock Lines
  410. DESPERITE, 250 blower parts needed
  411. Bravo X/XR rcall notice
  412. Fuel pressure gage and sender question...
  413. Help No Oil Pressure At Sender
  414. Water flow & Exhaust Question
  415. #5 and #6 trim pumps question
  416. Hydraulic steering parts
  417. Best Battery?
  418. Need fittings - Help!
  419. Power Steering Pump Question
  420. Flushing engine
  421. Need help finding oil pickup
  422. RPM cut out
  423. Need a spare bravo one
  424. Water Pressure Difference
  425. Leak at drive
  426. stuck hydraulic lifters - help!
  427. Wanted: any cheap or free :o) thru hull tips laying around?
  428. vinyl protector
  429. Wanted 38' Cig Top Gun
  430. Trailer Needed
  431. Is this an aftermarket add on to a Speedmaster II drive
  432. Water dumping out of Exhst Mnfld . . . into Bilge
  433. Trim Indicator Actuators
  434. In need of water!
  435. trim pump wiring
  436. water suction mystery,pressure is 0 again
  437. engine cuts out at high rpm
  438. Aluminum heads
  439. whats a "rev kit" ???
  440. Spark Plug Gap on '02 Mercury 250 EFI
  441. Water pressure to high...
  442. HP500 flame arrestor needed
  443. PS Pump GPM?
  444. What would the OD of this #8 fitting be?
  445. Vector 3000 inverter questions
  446. strongest drive? IMCO SC
  447. fuel pressure spikes
  448. Cfm Rating
  449. Leaking drive oil from above bellow area???
  450. Grease the Coupler.....
  451. Best prices on gear lube and Fuel filter/water sep
  452. 496 on ebay
  453. 500 Mercruiser head replacement
  454. mocal oil t-stat
  455. What starter for merCruiser Bellhousing with Coolers
  456. Ideas on isolating an acc noise at 4K???
  457. Power Valves?
  458. How many batteries do you need
  459. kevlar
  460. Exhaust Hose Question
  461. my tow truck is down and there is a poker run this weekend. help!!
  462. obay
  463. wiring diagram for carlin switches?
  464. Outboard Exhaust Relief Port....Relief
  465. Livorsi steering wheel trim
  466. Gears wanted
  467. NEEDED: 99 hp500 seapump bracket-2
  468. removing mercruiser black engine paint??
  469. volvo 375horse to 420 horse?
  470. 2" shortie lower?
  471. Bravo one x diesel v bravo one xr
  472. Intake manifold gaskets
  473. How do I remove decals off a plexiglass windscreen?
  474. Leaky EMi manifolds
  475. Bravo 1 Drives
  476. Is the rear pin for Bravo trim cylinders lagrer than an Alpha?
  477. Looking for props
  478. Clay Bar????
  479. Fume detector
  480. Can you use 3 dual battery switches to run 4 batteries?
  481. water pump hose?
  482. Need Gaffrig volt gauge
  483. Rotary Ride Guide Steering Cable
  484. Dual needle/single gauge trim indicator
  485. TRS upper LH gears
  486. 781 Oval castings all 119CC??
  487. cranking slow,which high torque starter??
  488. Anyone have a MEFI3 ECM For Sale?
  489. valve adjustment
  490. Bravo help needed
  491. 2003 350 MPI, should I change plugs? What kind?
  492. Morse throttles - can lever positions be changed?
  493. Back From Vacation
  494. 454 Mag - Spun Bearing
  495. best place to buy cometic gaskets
  496. bravo upper housing
  497. Engine oil analyzing
  498. Replace speedometer tube on Bravo I?
  499. 502 Mag h20 pressure.
  500. 496 (Mag or HO) Fresh water flush fitting.