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  1. S

    1984 35 Merc Carb Rebuild question

    Gents, I'm working on a side bowl carb off of the above engine. I have everything out and loose EXCEPT the plug that covers access to the main jet (naturally). This seems stuck or tight enough it is starting to get deformed. I stopped prior to ruining it (I hope) and appeal to you for any...
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    Manual needed 6.0 Crusader

    Where can I get a Crusader full service manual for a 2005 6.0 liter?? My buddy called Crusader and asked this question and was told to take the boat to a dealer...eh, OK. I don't think that answers the question! (yes, I looked here first but didn't see...) Thanks, JD
  3. S

    Unlikely Fuel Pump Issues

    Motors are 2003 carbed 300HP Crusader small blocks... 462 hours. So.... I went to start the boat after layup from the 11/12 winter. She coughed and sputtered and fired for a second on both motors then nothing... WTHeck?? I knew I was burning off some fogging oil so I used a small amount of...
  4. S

    Another Ignition Module Question

    Hi Gents! Its been a while since I posted and motors have been running well since ( 5.7 L 300 HP Crusader carbed XL's) This week, on vacation of course, I idled out of the creek I'm on for about 10 minutes so I could check the stuffing boxes. While in neutral I heard one of the motors quit...
  5. S

    No secondaries! Help!

    So... In investigating my max RPM and the potential that I am over propped I found that I can only get my 2003 350 CI in 300 HP Crusaders up to about 3900-4000 RPM- Not good or to spec. (conformed by an independent digital tach) Out of curiosity, I removed the flame arrestor while a buddy...
  6. S

    No More Steam!!

    OK, so for those of you who saw my u cooler post... let me redeem myself! I have twin FWC 350 classics (small blocks) and had much more steam coming from the port engine after servicing this spring which included new impellers. The temps on this motor were 7-9 degrees hotter than the other...
  7. S

    New U-cooler question 2003 300hp

    I just ordered and received a new U-cooler for a 2003 carbed 300HP 350 CU IN Crusader. The new cooler has the identical part number, 98570, but has no provision for the pencil zincs! Go figure.... Should I care? Some seem to suggest they are more trouble than they are worth but corrosion...
  8. S

    Hard cold starting weirdness

    Motors are twin 300hp carbed 350's model year 2003. After sitting for a week starboard motor fires instantly and runs great. Port motor cranks and cranks, sputters and coughs raw fuel out of the flame arrestor (yikes) and eventually starts and runs fine. Both run great all of the rest of...
  9. S

    Sherwood P101 question

    Knowledgeable brothers, With some encouragement from here, I replaced both raw water pump impellers a couple weeks ago. Removed the pumps completely and replaced which, as you all suggested, was THE way to go on this job! It went well, water is pumping nicely. I noticed some scoring on the...
  10. S

    Raw Water Pump Question

    "Knowlegable brothers, Been "Knowlegable brothers, Been trying to figure out what raw water pump I have as it is past due for impeller replacement. My motors are 2003 350 block carbed crusaders. The manual says part # R061017 as best I can tell. This is for a closed cooling system...
  11. S

    Over propped

    "I have a 28 Bert with carbed "I have a 28 Bert with carbed Crusader 5.7 liter / 300 HP motors. Year is 2004 if that matters. I plane easily at 1900 rpm with a nice cruise setting of 2200 to 2400 rpm. Full throttle brings me to 4100 rpm. I think the book says 4800 to 5200. I'm not...
  12. S

    2003 57 Carbed What do I have

    "Yet another Noob question... "Yet another Noob question... I have 2003 5.7 / 300 HP Crusaders. Are these: 1) "Vortec" heads? 2) Roller rockers? Thanks, JD"
  13. S

    Spark Plug Question

    "I have 2003 300hp 5.7 carbed "I have 2003 300hp 5.7 carbed Crusaders in my new (to me boat) The motors have 240 hours total. I suspect the plugs are original AC Delco platinums. I looked up the number (which eludes me at the moment) and they are about $ 10 each at GM or about $ 5 each on...
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