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  1. 1

    3.0 intake interchangeablultu

    Hey guys, got an update and question. For a backyard mechanic kinda guy, I have determined that the 140 in my 76 Silverline is saveable. As far as intakes go, are they interchangeable? As in, can you take an intake off a newer 3.0 that’s got the large base carb and bolt up to my motor? Just...
  2. 1

    3.0L comparability

    Hey guys, so I’m in search of some compatibility info. As you all know, my sons and I picked up a 1976 Silverline tri-hull boat that’s got a mercruiser 140 in it. I have since found that the block has sat with water in it and the exterior of the block up in behind the intake has cracked. My...
  3. 1

    Minkota autopilot

    I have a minkota autopilot 24v and the autopilot switch has gone on the fritz. Is there any way to hardwire it and bypass the rocker switch?
  4. 1

    1976 mercruiser 140 carb

    Hey guys. I picked up a 1976 Silverline Comoro 17T boat with a 4 cylinder 140 hp mercruiser in it and I’m in need of a carb. The small base Rochester 2gc that’s on it is trashed. Any budget conscious options that you guys know of? I’m ok with a used one as long as it’s not trashed. Found a...
  5. 1

    pontoon engine pod replacement

    hey all. so i replaced the 1988 force `125 hp on my 1998 MonArch sunspa 260 with a 1999 Mercury 125 hp outboard. I noticed with both engines that if i have engine trimmed all the way down, its got a negative angle to it and if i trim it so it's straight up and down( 0 angle), that it will not...
  6. 1

    controls

    hey guys!!!!! long time since I've posted. I have a 1998 MonArch SunSpa 260 pontoon with a 1988 Force 125 hp outboard. Model number 1254x8A. we have only had this pontoon 2 summers. Does anybody have a part number for control cables for this motor? The cables that are on my motor currently are...
  7. 1

    Pontoon Repower

    Hey guys and gals. I have a 1998 MonArch SunSpa 260 pontoon with a 1988 force 125 on it. I looking to repower it with a different brand( and hopefully newer) outboard in the 150 hp variety. I’ve been eyeing a few different Johnson outboards , in the yr range of 2000-2003ish, for sale on EBay...
  8. 1

    Pontoon capacity plate

    Hey all, last yr we picked up a 1996 MonArk SunSpa 260. The capacity plate is completely worn off so I don’t know any of the specs for the pontoon. Do any of you have a resource or own one that could relay the info from it to me? Thanks.
  9. 1

    Props

    So, just curious, can you use a mercruiser alpha one props on these motors? I recently bought a 26’ pontoon with a force 125 and I have a couple mercruiser props. Just curious if I could use them on the force. Haven’t found anything on this subject.
  10. 1

    tilt & trim

    Hey guys, It's been quite a while since i posted on here. My family just aquired a 1996 Monark Sunspa 260 pontoon that was repowered with a 1988 Force 125. ( model 1254XS8A). Anyways, we Bought it on Friday night, spent all day saturday cleaning it and chasing down why the fuel gauge didn't...
  11. 1

    home

    I don’t know if this is ok or not Mod EDIT: It isnt Closed
  12. 1

    mariner 60hp prop

    Hey guys, so here's a little story for ya. My buddie's brother went through a nasty divorce back in 2002. He has this Cherokee bas boat that he has been storing in my buddies(his brother) shed. He has a wonderful daughter that hasn't been able to go fishing because of his inability to get...
  13. 1

    Glasbilt boat

    Hey guys. I know it's been a while since i have been on but been busy with life. I have a co-worker who has a boat that i am trying to find some info on. It appears to be a fiberglass runabout from the late 50's early 60's. it has a tag on the outside of the transom on the right side facing...
  14. 1

    compatible controls

    Hello all, Been a while since i've been on but i am thinking about some more upgrades to the ol' girl. Here's a little history on the boat. -1966 starcraft holiday 18ft -1966 mercruiser 110 hp w/ mercruiser mc-1abc -new seats -new floor, carpet -new foam under floor -front mounted gas tank I...
  15. 1

    mercruiser 110 wont wind up

    Hey all. so, i got my ignition issue figured out. put on a ballast resistor and correct coil and it fired right up and idled but it won't free rev beyond 3500 rpm. wide open it plateau's at around 3500. if you back off to bout 1/2 throttle, it will rev up to bout 5,000. this is in the driveway...
  16. 1

    mercruiser 110 swap

    So, i am still having ignition issues on my 1966 starcraft. Model is a holiday i believe.it has a mercruier 110/mc-1 i/0. Anyways, i was in the boat trying to figure it out and my other half goes " can you just replace the motor?" to which I replied " oh god yes". So, with that being said...
  17. 1

    ignition issues

    Hello all. I have a 1966 starcraft holiday 18 ft with a mercruiser 110 i/o. Last weekend, we took the boat out and it ran great. no issues. Put new bilge pump in the ol girl on tuesday and gave it a crank to start it up and nothing. cranked but no fire. So i started diagnosing and found that i...
  18. 1

    trim/tilt upgrade

    Hey guys, hope you all are doing well & had a great New Year. I'm looking to upgrade of the tilt system on my boat. It's a 1966 starcraft holiday with a Mercruiser 110 & a MC-1 outdrive. This system has a tilt only system & i have come to miss the trim feature. I'd like to upgrade the system to...
  19. 1

    ol' girl update/ questions

    Afternoon gentlemen, How has your boating season been going. Mine has been good. Boat has worked well. Got my overheating issue figured out. Was a gasket that was upside down blocking a portion of the water pump off and temp sender was bad. Runs around 160 with no issues. Still have low RPM...
  20. 1

    relief vale body

    hey guys. I have another cooling system question. I have a 1966 starcraft 18ft. believe the model to be a holiday. I have two hoses that come from the transom and are always same temp as water according to feel. I have replaced the lower unit impeller with a kit, replaced the thermostat. It...
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