Search results

  1. J

    tow capacity?

    I am thinking of towing a 24 ft pocket cruiser aprox 7000# w/ a 03 tahoe 4x4 on a trip of 700 mi. it does have a tranny cooler . It does seem to handle short trips well. I am concerned about long distance towing w/ it any thoughts ? Part of the trip is mountain grade.
  2. J

    proped rite?

    96 gm 350 now a 383 stroker bravo3 24 ft larson performs well through full power curve max rpm w/ average load is 5000rpm I am thinking of going from a 24 pitch to a 26 pitch any thoughts?
  3. J

    Bravo 3 rattle

    Is it normal to hear some rattling on a Bravo3 at high idle on muffs (1500) rpm ?
  4. J

    ign/starter problems

    96 gm 350 tbi 5 system Bravo3, After 3 yrs of ripping up starters and flywheels and taking it to a couple of Mercruiser dealers I finally found an independant shop that would guarantee to find the problem . no fix =no bill So I decided to see just how good he is. After 2 days he called me...
  5. J

    gearlube quanity

    what is the quanity of gear lube needed for a 96 bravo3 drive ?
  6. J

    96 gn tb 5 ign

    does a 96 tb 5 ign system have weights in the distributer ?
  7. J

    no spark advance

    96 gm 350 tb 5 engine recently rebuilt has anti knock sensor after rebuild I am unable to get any spark advance I set at 8 deg btdc following the MERC procedure When testing the timing at 3500rpm I still have 8-10 deg Yes I made sure It is well grounded Engine starts and runs ok but...
  8. J

    trashing starters

    96 gm 350 now a stroker engine timming set at 14 deg at idle.runs great from idle to full power any less advance the motor dogs tb 5 ign system I tried setting the timming using mercury instructions to the letter grounding the purple/white wire & set the timming to merc specs . when...
  9. J

    oil type

    96 gm 383 stroker looking to get some opinions about using shell rotella oil 15w4o Based on the info I have it appears to be a good oil for a hard working marine engine any thoughts
  10. J

    96 GM 5.7 thunderbolt 5 ign timing

    When I try to set the timing I ground out the ign timing lead to a ground to put it in base timing . when I check the timing It is still jumping around and sitting at aprox 10 deg btc. Does this make any sense ? I am following the service manual from merc. It does not seem to be in base...
  11. J

    engine coupler

    after pulling my engine for a 2nd time with a starter problem I finially resolved it after 2 years it turned out to be the wrong starter /old owner did not replace a 9 tooth starter w/ another 9 tooth instead used an 11 tooth starter which sits 1/8 in farther away from the flywheel...
  12. J

    prop pitch

    24 ft larson hampton was 5.7 250 hs now 6.2 stroker dynoed @ 305 hs top end 42-45 rpm 5000-5200 is it propped right? Jim
  13. J

    warning buzzer

    I have a 96 gm 350 thunder bolt 5 ign system w/ a bravo3 Prior owner ( a doctor ) disc the warning buzzer by cutting it off I have since reinstalled it the buzzer is wired into the wire harness for overheating , low drive lube & low oil press Buzzer now comes on and stays on until...
  14. J

    96 gm 350 starter problems

    Ibought a used boat 96 Larson w/ a 350 & a bravo 3 drive . Had the engine rebuilt into a 383 stroker now I have starter problems The starter drive teeth are not long enough to reach the flywheel teeth causing the teeth to jump over the flywheel teeth Idid not touch the flywheel when the...
  15. J

    spark advance ?

    96 gm 5.7 tb5 ign system I reset timming to 8 deg btc also disabled spark advance during timming and reconnected it when done engine starts good took it on the water runs great wot was 5000 rpm and maxed out at 45 mph the question is the spark advance stays at 8-12 deg adv even...
  16. J

    a rare one

    3 years ago I bought a larson 245 Hampton It is the only one I have seen Like that .I have seen plenty of the 235 version But non like mine . Did I get a rare model?
  17. J

    difficult starting

    Ihave a 96 mercruiser 5.7 bravo3 Rebuilt into a 383 stroker the engine runs great . The problem is in starting.The engine cranks great until I hit the ignition switch At that point the the flywheel kicks back into the starter. So far this summer I tore up 2 starters drives it broke off the...
View older results
Top