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Old 08-10-2008, 07:07 AM   #81
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Quote:
Originally Posted by larby View Post

On the bright side, i've decided i'm going to rig her with twin yam 225's.

James
Good choice

Used to ski behind this 21 Ring with 225 yam's and that seemed to go ok in a straight line
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Old 08-10-2008, 07:59 AM   #82
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yamahaaaaaaa's

jesus! you really can bolt anything to the back of a R21 eh!
They're not the newest engines, late 80's i believe, but they've hardly been used and are in immaculate condition. Having had a good look over them i'm more than happy with the condition of them and that's what matters the most to me!

Not so keen on the cowlings though, if anyone knows of a pair of later yam cowlings (either top & bottom or just tops) I'd be interested.

Cheers, James
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Old 08-10-2008, 08:30 AM   #83
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what about feeding them with water? do they have to low water pickups are are you mounting remote ones?
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Old 08-10-2008, 08:44 AM   #84
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Quote:
Originally Posted by larby View Post
Nope, but i wouldn't mind hitting 100

Not sure if it'll happen but i'm gonna give it my best shot! I'm mainly looking for a combination of low price and reliability, hance yams, not xr2's.
They've had the saddles welded too so hopefully won't fall off the back!
Whats all the BS about XR2 reliability??

XR2 is a very reliable motor. Just need to bear in mind they are a race motor and need to be looked after properly. I'm sure (and hope) most racers who have raced (or do race) with XR2's would agree.

Nowadays, they are very cheap and light power with plenty of bang for your buck and spares are plentiful!

A pair recently made it round britain (B28) and an XR2 rigged boat has won the class 3 worlds and if I understand correctly your cat was originally designed for and raced with XR2's - it is (was) a 4 litre cat no?

Might sound like a bit of a rant but as an XR2 owner, I just dont really appreciate people publicly slagging them off!
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Old 08-10-2008, 12:57 PM   #85
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do you still have the Birch????

No I got divorced....................oops sorry misread the last word


(Think they still have that in the C.I. for speeding powerboaters)
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Old 08-10-2008, 02:06 PM   #86
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Quote:
Originally Posted by The Docta View Post
Whats all the BS about XR2 reliability??

XR2 is a very reliable motor. Just need to bear in mind they are a race motor and need to be looked after properly. I'm sure (and hope) most racers who have raced (or do race) with XR2's would agree.

Nowadays, they are very cheap and light power with plenty of bang for your buck and spares are plentiful!

A pair recently made it round britain (B28) and an XR2 rigged boat has won the class 3 worlds and if I understand correctly your cat was originally designed for and raced with XR2's - it is (was) a 4 litre cat no?

Might sound like a bit of a rant but as an XR2 owner, I just dont really appreciate people publicly slagging them off!
Personally (Based on own experience) I think they suck in the reliability stakes. But by god they sound great!

I have a Yamaha now starts first time everytime (never had a problem in 4 years). If you want to go fast get a Merc, if you want to get home buy a Yam!
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Old 08-10-2008, 02:18 PM   #87
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Quote:
Originally Posted by Silversurfer View Post
Personally (Based on own experience) I think they suck in the reliability stakes. But by god they sound great!

I have a Yamaha now starts first time everytime (never had a problem in 4 years). If you want to go fast get a Merc, if you want to get home buy a Yam!
Careful... I've seen some of these Yam Vs Merc arguments on youtube... Next thing we'll be hearing about "moy maiytes gott a yammahar an e ses ver well rubesh cos thair cr@p an e nows wot es torkin aboat cos hees ad wel tons of boauts"

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Old 08-10-2008, 02:22 PM   #88
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Oh, and the cat looks slick Larby! She'll be happy round herm next summer!

Sorry your having problems with it... kinda looks like something I could have put together myself!

Where have you found these Yams then? Are they local? Dont know if you saw the deflated rib by the slaughter house, just behind Kev W's blue rib.. The defkated rib had an old 200 on which is now for sale I think...
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Old 08-10-2008, 02:47 PM   #89
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Quote:
Originally Posted by Silversurfer View Post
Personally (Based on own experience) I think they suck in the reliability stakes.
Really depends how it's maintained, only a problem if you have a chimp work on it!
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Old 08-10-2008, 03:35 PM   #90
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Really depends how it's maintained, only a problem if you have a chimp work on it!
A bit unfair on chimps !!!!!
See this : http://www.collegehumor.com/video:1765302
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Old 08-10-2008, 05:17 PM   #91
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Quote:
Originally Posted by The Docta View Post
Whats all the BS about XR2 reliability??

XR2 is a very reliable motor. Just need to bear in mind they are a race motor and need to be looked after properly. I'm sure (and hope) most racers who have raced (or do race) with XR2's would agree.

Nowadays, they are very cheap and light power with plenty of bang for your buck and spares are plentiful!

A pair recently made it round britain (B28) and an XR2 rigged boat has won the class 3 worlds and if I understand correctly your cat was originally designed for and raced with XR2's - it is (was) a 4 litre cat no?

Might sound like a bit of a rant but as an XR2 owner, I just dont really appreciate people publicly slagging them off!
Have run XR2 on pleasure boats since 86/87 and not encountered many problems although I would have them rebuilt every 4/5 years, and I believe the only reason they did not throw a rod etc is because I generally kept them in the 3-4K rev range and with no extended period of revving above 5500 rpm and as the later ones had a rev range up to 7000 it was well bellow that, the downside the later ones probably produce their 190-200hp from 6300 onwards so at 5500 you were probably making 170+ hp but hey they lasted longer I personally recon if you rev em high for long periods they probably will have problems and sooner rather than later ... just my 2 pennyworth
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Old 08-10-2008, 07:16 PM   #92
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No I got divorced....................oops sorry misread the last word


(Think they still have that in the C.I. for speeding powerboaters)
know where your coming from partner................

Alimony is like buying oats for a dead mule

in C.I. - Speeding Powerboaters - Nope its only for cat owners who dont know the difference between a pussy and a cat (animal rights and all that !!!!!!!!!)

Its not a beautiful thing
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Old 08-10-2008, 07:41 PM   #93
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Quote:
Originally Posted by Burty View Post
what about feeding them with water? do they have to low water pickups are are you mounting remote ones?
They're fitted with nosecones but have std pickups, I'll be running remote ones yeah...

Quote:
Originally Posted by The Docta View Post
Whats all the BS about XR2 reliability??

A pair recently made it round britain (B28) and an XR2 rigged boat has won the class 3 worlds and if I understand correctly your cat was originally designed for and raced with XR2's - it is (was) a 4 litre cat no?

Might sound like a bit of a rant but as an XR2 owner, I just dont really appreciate people publicly slagging them off!
It's based on my personal experience having killed 3. Yes, they are a race motor, and have to be treated as such. No one will tell me you can get 200hp as reliably from 2 ltrs as you can from 2.6 ltrs.

Yes a pair did make it round RB08, and the one that won the worlds was one of those engines. Testament to moose for building them, i'm sure they got rebuilt just before all of this, try running them for the next 5 years and see how they fair, it's not what they do.

This is a public forum and i will post my opinion whether you like it or not.

Quote:
Originally Posted by andy21 View Post
Oh, and the cat looks slick Larby! She'll be happy round herm next summer!

Sorry your having problems with it... kinda looks like something I could have put together myself!

Where have you found these Yams then? Are they local? Dont know if you saw the deflated rib by the slaughter house, just behind Kev W's blue rib.. The defkated rib had an old 200 on which is now for sale I think...
Hi Andy, can't wait to start building her back up, she'll be lovely when i'm done!
The motors are from a guy i know, they are local, they've been stored for years. They used to ski race on a P25 so are all prepared for the hammering i'm going to give them!
I wouldn't want that motor on the rib, it's a long shaft for starters, is prob in poor condition and doesn't have the saddle plated, cheers for the pointer though!


Quote:
Originally Posted by cfun View Post
Have run XR2 on pleasure boats since 86/87 and not encountered many problems although I would have them rebuilt every 4/5 years, and I believe the only reason they did not throw a rod etc is because I generally kept them in the 3-4K rev range and with no extended period of revving above 5500 rpm and as the later ones had a rev range up to 7000 it was well bellow that, the downside the later ones probably produce their 190-200hp from 6300 onwards so at 5500 you were probably making 170+ hp but hey they lasted longer I personally recon if you rev em high for long periods they probably will have problems and sooner rather than later ... just my 2 pennyworth
Couldn't agree more. Mine would spend the vast majority of their llives getting a hammering so would break down, regularly. I will be getting the yams rebuilt every now and then, but i'd bet any amount they'd last longer under the same usage than the mercs!

If anyone can build me two xr2's with 200 hours from new and known history on 20" legs with counter rotating gearboxes and sell them to me for £3200 with steering, wingplates, tie bar and every part needed to totally rebuild both then i'd love to hear from them, i doubt this'd happen though!

Hence why i'm buying the yams!

James
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Old 11-10-2008, 08:40 PM   #94
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Interior ripout!

Got down to the boat again today and attacked the interior and stern...

Interior first, I removed all the carpets and the ply floor that hadn't been glassed. Seemed to be normal household ply too!
Under this was yet more of the 2x4 i've found everywhere else! Seemed to be made from the offcuts from the lovely transom bracket.
Got all of this wood out to take things back to how they used to be, it'd been screwed through the sides with 4" wood screws that had all rusted... Removed it all with a crowbar!
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Old 11-10-2008, 08:49 PM   #95
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Dash & Electrics

The electric rigging in this boat is the only part which can make the transom job look professional!

Every wire (except for 2) was red 1.5mm. It was run through household conduit down each side of the boat, the conduit had holes made in it with a pair of pliers, giving a nice jagged sharp edge - perfect

All of these wires went to a lovely household junction box and on to the battery via... yep, 1.5mm red wire again!

Behind the gauges was a complete birds nest of wires, i got the motor's loom out of the middle and then cut the rest out. I removed all the gauges and put em to one side.

Also found the salmon controller for the bow tank while i was there... found out why it wasn't moving too (apart from all the silicone blocking the pickup)... the cable was snapped. Oh joy.
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Old 11-10-2008, 08:55 PM   #96
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Forgot to add the pic of all the wires and bits of 2x4 from the floor... oh, and my mate's number plate!

Took the lifting eyes out of the front of the tunnel while i was down off the boat... thank god they've missed the bow tank... some quality drilling here Seeing what they were fixed through, i'm suprised they didn't rip straight through when she was lifted!
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Old 11-10-2008, 09:00 PM   #97
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Dash re-shape

When i took er out for a spin with Pash, my knees really only just fitted under the dash and i didn't like the layout at all, the gauges were all at different levels too!

It'll be the same idea as before but higher up and deeper, then the gauges will be fitted in the dash bit, not the part behind it where they used to be. It'll also have a bit more shape to the bottom part when it's rebuilt too...
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Old 11-10-2008, 09:05 PM   #98
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Are you slating the previous owners for there add ons or saying you bought a boat that you wish you didnt cos you never looked into properly? i think you have got to remember your buying a boat thats prob 20 years old, the rigging has proberly been added and bodge time after time
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Old 11-10-2008, 09:25 PM   #99
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Some more stern ripout...

Well i still haven't managed to get those bits of 2x4 out of the middle, i swear there's some sort of dark force keeping them attached to the boat!!

From removing the 'centre transom thing' the middle of the stern was wrecked. The only way was to cut the whole lot out and start again...

First i took the two supports out of the middle, these just came out with a hit from the hammer and took all of the glass from the floor with them. Good job there then!

I then marked and cut down each side and gave it a swift kick from inside the boat. The whole lot flew off and was followed by a load of water. I really don't know where all of this water has come from... it looks like it's been underwater!

I stuck my finger in the puddle that remained on the top of the transom so you can see how deep it is...

First photos show the removal of the supports on the inside...
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Old 11-10-2008, 09:32 PM   #100
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Quote:
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Are you slating the previous owners for there add ons or saying you bought a boat that you wish you didnt cos you never looked into properly? i think you have got to remember your buying a boat thats prob 20 years old, the rigging has proberly been added and bodge time after time
Are you saying that because i decided not to buy your engines??
As I've stated several times now to people who didn't read the thread properly, i bought this as a project. I looked around the boat for almost a whole day, including taking her out and was well aware that i was intending to completely rebuild her properly.

Yes she is a 20 year old boat, however all of this bad work was done by the one owner before Martin and yes, i am slating him because i find his work so amusingly bad.

If you want to know the reason... It's so that everyone can have a look at the state of her and have a comparison to look at as i put her back together.

It's supposed to be a light hearted and informative thread about rebuilding a boat that's had some really poor work done on it in the past, i don't see why some people have nothing better to do than criticise. If you don't like it for some reason then simply don't look!
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