twincam costs; continuing saga

PostPost by: Greg Foster » Sat Jan 15, 2005 1:32 am

701 L AA block
Engine all inspected and found;
block decked .010"
block bored .040" with more needed
block sleeved with thick walled sleeves
block line bored or line honed
Head
shaved .060"
What should I do with the block?
Opinions wanted. Tall block maybe?
Greg
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PostPost by: Greg Foster » Sat Jan 15, 2005 4:24 am

--- In ***@***.***, "James G. Foster"
<jgregfoster@n...> wrote:
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PostPost by: twincamracing » Sat Jan 15, 2005 8:22 pm


these are things that have been done or need to be done?
sleeving will save the block
align boring will require oversize od bearings
decking is normally done to make certain the top of the block is
dead parallel to the crank
tall block is viable unless originality is an issue
compare machine and parts costs of repairing what you have
with
using another original block
or
converting to a tall block
then decide whether the right side of the brain or the left side of the
brain gets to make the choice ;)

scott



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PostPost by: elanz » Sat Jan 15, 2005 10:08 pm

Re Line boring Main bearing tunnels. This can be done without the
need to use o/s od bearings if the machinist has good accurate gear
and takes a little off the mating face of the caps. I had this done
sucessfully on more than one engine. Also when fitting square caps to
early blocks though this requires a little more fiddling to get caps which
are close dimension. but this is why ford gave us all those old 1100 and
1300 711M blocks that no one wants anymore.
I'm unclear from the original post if the block requires this work or
weather it has already been done.

Tony Herbert NZ



these are things that have been done or need to be done?
sleeving will save the block
align boring will require oversize od bearings
decking is normally done to make certain the top of the block is dead
parallel to the crank tall block is viable unless originality is an
issue compare machine and parts costs of repairing what you have with
using another original block or converting to a tall block then decide
whether the right side of the brain or the left side of the brain gets
to make the choice ;)

scott



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PostPost by: Elan45 » Sun Jan 16, 2005 2:16 pm

Who says no one wants them. That's the block we build Cossy BDH and BDJ motors on, and have to be imported into the USA. Those motors never came here in a production car. How many do you want to sell me?

If I were going to all the trouble to line bore a block, I'd go one more step and make the caps steel.

I also agree that they can be line-bored to accept standard bearing shells,if the machinist is careful.

Roger


Re Line boring Main bearing tunnels. This can be done without the
need to use o/s od bearings if the machinist has good accurate gear
and takes a little off the mating face of the caps. I had this done
sucessfully on more than one engine. Also when fitting square caps to
early blocks though this requires a little more fiddling to get caps which are close dimension. but this is why ford gave us all those old 1100 and 1300 711M blocks that no one wants anymore.
I'm unclear from the original post if the block requires this work or
weather it has already been done.

Tony Herbert NZ



these are things that have been done or need to be done?
sleeving will save the block
align boring will require oversize od bearings
decking is normally done to make certain the top of the block is dead
parallel to the crank tall block is viable unless originality is an
issue compare machine and parts costs of repairing what you have with
using another original block or converting to a tall block then decide
whether the right side of the brain or the left side of the brain gets
to make the choice ;)

scott



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PostPost by: lotuselanman » Mon Jan 17, 2005 10:12 am

Gidday Roger,
To whome are you addressing your reply ?
See ya, Les
----- Original Message -----
From: Roger Sieling
To: ***@***.***
Sent: Monday, January 17, 2005 12:16 AM
Subject: Re: [LotusElan.net] twincam costs; continuing saga


Who says no one wants them. That's the block we build Cossy BDH and BDJ motors on, and have to be imported into the USA. Those motors never came here in a production car. How many do you want to sell me?

If I were going to all the trouble to line bore a block, I'd go one more step and make the caps steel.

I also agree that they can be line-bored to accept standard bearing shells, if the machinist is careful.

Roger


Re Line boring Main bearing tunnels. This can be done without the
need to use o/s od bearings if the machinist has good accurate gear
and takes a little off the mating face of the caps. I had this done
sucessfully on more than one engine. Also when fitting square caps to
early blocks though this requires a little more fiddling to get caps which are close dimension. but this is why ford gave us all those old 1100 and 1300 711M blocks that no one wants anymore.
I'm unclear from the original post if the block requires this work or
weather it has already been done.

Tony Herbert NZ



these are things that have been done or need to be done?
sleeving will save the block
align boring will require oversize od bearings
decking is normally done to make certain the top of the block is dead
parallel to the crank tall block is viable unless originality is an
issue compare machine and parts costs of repairing what you have with
using another original block or converting to a tall block then decide
whether the right side of the brain or the left side of the brain gets
to make the choice ;)

scott



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PostPost by: Elan45 » Mon Jan 17, 2005 3:37 pm

Les,

Hi Les,
Tony Herbert was the one who said they were throw aways, but I guess you also referred to them as bearing cap doners too. I don't know how they would come over here, but if they are cheap enough, it might be interesting to try to get a skid of 10 or 12 of them shipped over. But again, the BDJ and BDH have not been real popular vintage race motors either. I have just started restoration of my car which uses the engine, but there is no-one currently running that motor in the class.

An asside to you and Tony though is the car I'm restoring was a NZ fellow, Brett Riley's F3 mount in 1976. It came to the US and converted to SCCA FC for 1100cc cars w/ the BDJ.

Roger


Gidday Roger,
To whome are you addressing your reply ?
See ya, Les
----- Original Message -----
From: Roger Sieling
To: ***@***.***
Sent: Monday, January 17, 2005 12:16 AM
Subject: Re: [LotusElan.net] twincam costs; continuing saga


Who says no one wants them. That's the block we build Cossy BDH and BDJ motors on, and have to be imported into the USA. Those motors never came here in a production car. How many do you want to sell me?

If I were going to all the trouble to line bore a block, I'd go one more step and make the caps steel.

I also agree that they can be line-bored to accept standard bearing shells, if the machinist is careful.

Roger


Re Line boring Main bearing tunnels. This can be done without the
need to use o/s od bearings if the machinist has good accurate gear
and takes a little off the mating face of the caps. I had this done
sucessfully on more than one engine. Also when fitting square caps to
early blocks though this requires a little more fiddling to get caps which are close dimension. but this is why ford gave us all those old 1100 and 1300 711M blocks that no one wants anymore.
I'm unclear from the original post if the block requires this work or
weather it has already been done.

Tony Herbert NZ



these are things that have been done or need to be done?
sleeving will save the block
align boring will require oversize od bearings
decking is normally done to make certain the top of the block is dead
parallel to the crank tall block is viable unless originality is an
issue compare machine and parts costs of repairing what you have with
using another original block or converting to a tall block then decide
whether the right side of the brain or the left side of the brain gets
to make the choice ;)

scott



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PostPost by: lotuselan2 » Mon Jan 17, 2005 4:49 pm

Roger
Tell me about the BDJ and BDH. How do they differ other than cc's from the
BDA and BDR?
Ken

'69 +2 with BDR
'69 Lotus Elan +2 with Cosworth BDR
'84 Ferrari 400i
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PostPost by: Elan45 » Mon Jan 17, 2005 5:11 pm

Same head and pretty much all else save the block, crank and rods. Of course you want small valves so they use the stock Escort sizes. Often they are injected too.


Roger
Tell me about the BDJ and BDH. How do they differ other than cc's from the
BDA and BDR?
Ken

'69 +2 with BDR


























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PostPost by: lotuselanman » Tue Jan 18, 2005 9:55 am

Gidday Roger,
Must confess I loose track with some of these E mails. Are you saying you want some engines or short engines. If so what capacity. For the X-fow Kent engine there is 1100cc, 1300cc and of course the tall 1600cc.
Please lay it out very clearly.
See ya, Les.
----- Original Message -----
From: Roger Sieling
To: ***@***.***
Sent: Tuesday, January 18, 2005 1:36 AM
Subject: Re: [LotusElan.net] twincam costs; continuing saga


Les,

Hi Les,
Tony Herbert was the one who said they were throw aways, but I guess you also referred to them as bearing cap doners too. I don't know how they would come over here, but if they are cheap enough, it might be interesting to try to get a skid of 10 or 12 of them shipped over. But again, the BDJ and BDH have not been real popular vintage race motors either. I have just started restoration of my car which uses the engine, but there is no-one currently running that motor in the class.

An asside to you and Tony though is the car I'm restoring was a NZ fellow, Brett Riley's F3 mount in 1976. It came to the US and converted to SCCA FC for 1100cc cars w/ the BDJ.

Roger


Gidday Roger,
To whome are you addressing your reply ?
See ya, Les
----- Original Message -----
From: Roger Sieling
To: ***@***.***
Sent: Monday, January 17, 2005 12:16 AM
Subject: Re: [LotusElan.net] twincam costs; continuing saga


Who says no one wants them. That's the block we build Cossy BDH and BDJmotors on, and have to be imported into the USA. Those motors never came here in a production car. How many do you want to sell me?

If I were going to all the trouble to line bore a block, I'd go one more step and make the caps steel.

I also agree that they can be line-bored to accept standard bearing shells, if the machinist is careful.

Roger


Re Line boring Main bearing tunnels. This can be done without the
need to use o/s od bearings if the machinist has good accurate gear
and takes a little off the mating face of the caps. I had this done
sucessfully on more than one engine. Also when fitting square caps to
early blocks though this requires a little more fiddling to get caps which are close dimension. but this is why ford gave us all those old 1100 and 1300 711M blocks that no one wants anymore.
I'm unclear from the original post if the block requires this work or
weather it has already been done.

Tony Herbert NZ



these are things that have been done or need to be done?
sleeving will save the block
align boring will require oversize od bearings
decking is normally done to make certain the top of the block is dead
parallel to the crank tall block is viable unless originality is an
issue compare machine and parts costs of repairing what you have with
using another original block or converting to a tall block then decide
whether the right side of the brain or the left side of the brain gets
to make the choice ;)

scott



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http://my.yahoo.com
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PostPost by: Fred Talmadge » Tue Jan 18, 2005 2:13 pm

I haven't seen all these, but there are some good engine books,
including some Cosworth literature, available at
http://www.lotus-books.com/html/engines.html Also Dave Bean's catalog
for the Elan and English Ford's has a nice run down on the various
Ford/Lotus/Cosworth variants.

Fred T. '65 S2
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PostPost by: elanz » Tue Jan 18, 2005 6:40 pm

Hi Roger,
If your serious about wanting 1100 and/or 1300cc engines complete or
otherwise. I'd be happy to source them, they are still available here in
New Zealand. Supply is running out as no-one wants them and they are
scrapped. 1600cc ones are used as replacement engines should they
1500cc non L blocks and 1600 711m blocks are about, but are more
expensive.
Regarding Brett Riley he lives here in Auckland and I see him now and
again great guy and an underestmated driver. He was running a
Porsche GT3 last season in their one make series. Which F3 car is it? I
can always speak to him if you think he can help with any info etc
Cheers
Tony Herbert
On 18 Jan 2005 at 19:55, Les Mellor wrote:


Gidday Roger,
Must confess I loose track with some of these E mails. Are you saying
you want some engines or short engines. If so what capacity. For the
X-fow Kent engine there is 1100cc, 1300cc and of course the tall
1600cc. Please lay it out very clearly. See ya, Les.
----- Original Message -----
From: Roger Sieling
To: ***@***.***
Sent: Tuesday, January 18, 2005 1:36 AM
Subject: Re: [LotusElan.net] twincam costs; continuing saga


Les,

Hi Les,
Tony Herbert was the one who said they were throw aways, but I
guess
you also referred to them as bearing cap doners too. I don't know
how they would come over here, but if they are cheap enough, it
might be interesting to try to get a skid of 10 or 12 of them
shipped over. But again, the BDJ and BDH have not been real popular
vintage race motors either. I have just started restoration of my
car which uses the engine, but there is no-one currently running
that motor in the class.

An asside to you and Tony though is the car I'm restoring was a NZ
fellow, Brett Riley's F3 mount in 1976. It came to the US and
converted to SCCA FC for 1100cc cars w/ the BDJ.

Roger


Gidday Roger,
To whome are you addressing your reply ?
See ya, Les
----- Original Message -----
From: Roger Sieling
To: ***@***.***
Sent: Monday, January 17, 2005 12:16 AM
Subject: Re: [LotusElan.net] twincam costs; continuing saga


Who says no one wants them. That's the block we build Cossy BDH
and BDJ motors on, and have to be imported into the USA. Those
motors never came here in a production car. How many do you want
to sell me?

If I were going to all the trouble to line bore a block, I'd go
one more step and make the caps steel.

I also agree that they can be line-bored to accept standard
bearing shells, if the machinist is careful.

Roger


Re Line boring Main bearing tunnels. This can be done without the
need to use o/s od bearings if the machinist has good accurate
gear and takes a little off the mating face of the caps. I had
this done sucessfully on more than one engine. Also when fitting
square caps to early blocks though this requires a little more
fiddling to get caps which are close dimension. but this is why
ford gave us all those old 1100 and 1300 711M blocks that no one
wants anymore. I'm unclear from the original post if the block
requires this work or weather it has already been done.

Tony Herbert NZ



these are things that have been done or need to be done?
sleeving will save the block
align boring will require oversize od bearings
decking is normally done to make certain the top of the block is
dead parallel to the crank tall block is viable unless originality
is an issue compare machine and parts costs of repairing what you
have with using another original block or converting to a tall
block then decide whether the right side of the brain or the left
side of the brain gets to make the choice ;)

scott



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PostPost by: lotuselanman » Wed Jan 19, 2005 8:57 am

Gidday Fred,
Try Lotus Twin Cam Engine : Miles Wilkins : Osprey
It's a bloody ripper mate.
See ya, Les
----- Original Message -----
From: Fred Talmadge
To: ***@***.***
Sent: Wednesday, January 19, 2005 12:17 AM
Subject: RE: [LotusElan.net] twincam costs; continuing saga


I haven't seen all these, but there are some good engine books,
including some Cosworth literature, available at
http://www.lotus-books.com/html/engines.html Also Dave Bean's catalog
for the Elan and English Ford's has a nice run down on the various
Ford/Lotus/Cosworth variants.

Fred T. '65 S2














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