Mastercraft x2

If you have craft other than a small Rib / Sib or Frib, Then this is the place to tell us all about it.
Canoes, Kayaks, Hardshells, Sailboats... etc
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gwozhog Republic of Texas
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Posts: 295
Joined: 27 Apr 2016, 20:28
Boat Make: Achilles spd310 and sg124
Outboard: Yamaha 8hp
Yamaha 15hp
Nissan 15hp
Location: Point Blank, Texas
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Re: Mastercraft x2

Post by gwozhog » 05 Apr 2017, 18:30

My rudder has side to side play from a worn seal. The engine/ transmission mounts are out of alignment causing the prop shaft to be extremely hard to spin by hand when in neutral. Needs another battery. One of my ballast pumps needs replaced too. My biggest problem though is the sun pad over the engine is rubbing on the throttle body injector every time someone stands on it. That engine sticks up to high and mastercraft did a piss poor job of trying to make it work. Im going to have to custom build a new deck that is raised up becuase you have to stand on the deck to get to the back of the boat to wakeboard or surf or even just an area to relax on.
Last edited by gwozhog on 05 Apr 2017, 18:42, edited 1 time in total.
I once dated a girl in High School and her Father told me I would never amount to anything. He was right!

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gwozhog Republic of Texas
Advanced Member
Posts: 295
Joined: 27 Apr 2016, 20:28
Boat Make: Achilles spd310 and sg124
Outboard: Yamaha 8hp
Yamaha 15hp
Nissan 15hp
Location: Point Blank, Texas
Has thanked: 16 times
Been thanked: 48 times

Re: Mastercraft x2

Post by gwozhog » 05 Apr 2017, 18:32

Every time sumone steps on the sundeck this pan is mashing the engine.
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I once dated a girl in High School and her Father told me I would never amount to anything. He was right!

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gwozhog Republic of Texas
Advanced Member
Posts: 295
Joined: 27 Apr 2016, 20:28
Boat Make: Achilles spd310 and sg124
Outboard: Yamaha 8hp
Yamaha 15hp
Nissan 15hp
Location: Point Blank, Texas
Has thanked: 16 times
Been thanked: 48 times

Re: Mastercraft x2

Post by gwozhog » 05 Apr 2017, 18:33

Ita ripping my drive by wire plug wires.
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20170403_184841.jpg
I once dated a girl in High School and her Father told me I would never amount to anything. He was right!

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gwozhog Republic of Texas
Advanced Member
Posts: 295
Joined: 27 Apr 2016, 20:28
Boat Make: Achilles spd310 and sg124
Outboard: Yamaha 8hp
Yamaha 15hp
Nissan 15hp
Location: Point Blank, Texas
Has thanked: 16 times
Been thanked: 48 times

Re: Mastercraft x2

Post by gwozhog » 05 Apr 2017, 18:44

Here is abetter top view of the injector and harness.
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I once dated a girl in High School and her Father told me I would never amount to anything. He was right!

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Paul
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Boat Make: Mercury Ocean Runner 420
Outboard: Mariner F40ELPT, 3.5 Tohatsu smoker
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Re: Mastercraft x2

Post by Paul » 05 Apr 2017, 21:51

gwozhog
Regarding your comments about the engine/transmission mounts and this cowling making contact with this connector/engine ..... has the motor twisted out of line in their mounts under torque/load = twist :?: :idea:
Most engine/trans brackets are elongated,therefore unless the motor/trans mountings are seated/positioned correctly under their 'dead weight' with the bolts/nuts VERY tight, even thread-locked, they could have moved :|
Worth investigation :?: :|
:cheers

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gwozhog Republic of Texas
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Posts: 295
Joined: 27 Apr 2016, 20:28
Boat Make: Achilles spd310 and sg124
Outboard: Yamaha 8hp
Yamaha 15hp
Nissan 15hp
Location: Point Blank, Texas
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Re: Mastercraft x2

Post by gwozhog » 06 Apr 2017, 03:43

No the engine definately sticks up taller than the support braces that hold the sunpad. That is why they installed a pan. Every boat like mine from the same year that I have seen online has the same indentions as mine. Just a crappy design. I will rebuild it with plastic 3/4" starboard and scrap the plastic pan and build something with much higher clearance and strong enough to support my buddy big Mike (325 pounds). What sucks is I will have to find an upholstery guy too after it's built to recover the pad. This is first world problems at its finest.
I once dated a girl in High School and her Father told me I would never amount to anything. He was right!

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9-R Republic of Texas
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Re: Mastercraft x2

Post by 9-R » 06 Apr 2017, 12:14

Is there also a way of adding a support post? Along with strengthening the pan, can you put in a metal or wood pole that is mounted to the hull and reaches up and supports the cover?
Wrote a note said, 'back in a minute'. Bought a boat and I sailed off in it.

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Martin England
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Boat Make: F-Rib 3.75 - Special
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Re: Mastercraft x2

Post by Martin » 06 Apr 2017, 13:01

Not good news buddy.
With your mention of the prop, It does sound like a misalignment of some variety. The prop should rotate freely unlike your description.
Could all the engine mounts be weak and ripping apart. -allowing the engines to twist and settle on another more solid point?
When I say all,I mean all the boats, not all your mountings.
Have you tried lifting/barring/pulling the engine ?

Perhaps with the motor running and A good old throttle blip might show just how much twitch you have through throttle control.
The only reason we mention such is we've seen many poor designs of engine/gearbox mountings over the years that just aren't able to cope with the pure thrust/torque of the unit they're attempting to retain.
F-RibsAndSibs.Com.... :whistle
Because it's a big old WWworld out there :mrgreen:

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Martin England
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Posts: 5789
Joined: 30 Dec 2014, 13:05
Boat Make: F-Rib 3.75 - Special
Outboard: Suzuki Smoker DT9 (1978) , Suzuki DF20 efi
MMSI Number: 123456789
Location: Huddersfield - West Yorkshire
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Re: Mastercraft x2

Post by Martin » 08 Apr 2017, 22:43

Any joy Gwozhog ?
I'm very curious if you've found anything ..... :LMT
F-RibsAndSibs.Com.... :whistle
Because it's a big old WWworld out there :mrgreen:

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gwozhog Republic of Texas
Advanced Member
Posts: 295
Joined: 27 Apr 2016, 20:28
Boat Make: Achilles spd310 and sg124
Outboard: Yamaha 8hp
Yamaha 15hp
Nissan 15hp
Location: Point Blank, Texas
Has thanked: 16 times
Been thanked: 48 times

Re: Mastercraft x2

Post by gwozhog » 11 Apr 2017, 03:49

Prop strut is bent. I'm waiting on a tool that I bought to pull the propshaft. Boat is still usuable for now. Also have a buddy welding me up a cross support bracket for my sunpad.
I once dated a girl in High School and her Father told me I would never amount to anything. He was right!

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