displaying posts 26 to 43 of 43

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Author Subject: building a 2.1 - what do you need?
hediis

Junior User

Location: Höganäs, Sweden

Registered: 07 Feb 2010

Posts: 54

Status: Offline

Post #26
7200 is the j4rs rev limit iirc.

I run my engine to 8200 (or that's my rev limit)

________________________________________

Peugeot 306 GTi-6 -97 (Ph1, blaze) Low n slow
Peugeot 306 GTi-6 -97 (Ph1, blaze) Trackday car, 226hp N/A (Engine rebuild right now)
Peugeot 306 GTi-6 -00 (Ph3, black) Low n slow
Posted 20th Jan 2015 at 19:02
blandy

Seasoned Pro

Location: Bucks

Registered: 25 Feb 2007

Posts: 2,437

Status: Offline

Post #27
rallyeash wrote:
TD steel crank. 88mm
S16 pistons and Rods. 86mm
Machined pistons if you want to run bigger cams.
2044cc.

Fairly easy and cheap build as it's all off the shelf stuff.

I've got.

TD steel crank 88mm
Machined block
Forge Pistons 87mm and custom short rods.
Cat Cam 109's
Maniflow works manifold
Jenvey 50mm
Dry Sump

2088cc.
Not a cheap build. My pistons and rods were £1200 alone.

You can use a 2.1 TD steel crank and build a 92mm x 86/87/88mm engine but I'm not sure on the piston rod combo. Even mine wernt off the shelf and made to spec.


Great post.

What engines can you find the first crank in?

Also what scope for cams do the s16 rods/piston combo leave? I.e is there more clearance for interesting cams than the standard gti6 clearance for instance?
Posted 20th Jan 2015 at 19:35
Mossy1985

Senior User

Location: Darlington

Registered: 04 Nov 2014

Posts: 545

Status: Offline

Post #28
^^^^
A man looking at the same as me Thumbs up
Posted 20th Jan 2015 at 19:44
welshpug!

Capt Pedantic

Location: Bigend, Wales.

Registered: 27 Mar 2007

Posts: 25,839

Status: Offline

Post #29
blandy wrote:
rallyeash wrote:
TD steel crank. 88mm
S16 pistons and Rods. 86mm
Machined pistons if you want to run bigger cams.
2044cc.

Fairly easy and cheap build as it's all off the shelf stuff.

I've got.

TD steel crank 88mm
Machined block
Forge Pistons 87mm and custom short rods.
Cat Cam 109's
Maniflow works manifold
Jenvey 50mm
Dry Sump

2088cc.
Not a cheap build. My pistons and rods were £1200 alone.

You can use a 2.1 TD steel crank and build a 92mm x 86/87/88mm engine but I'm not sure on the piston rod combo. Even mine wernt off the shelf and made to spec.


Great post.

What engines can you find the first crank in?

Also what scope for cams do the s16 rods/piston combo leave? I.e is there more clearance for interesting cams than the standard gti6 clearance for instance?


a 1.9 TD LOL:

S16 does have larger cutouts but once you add 2mm to the stroke you lose a mm off the max you can open the valves at TDC, you're still looking at about 2.7 mm on the exhaust and 3.3 on the inlet!

They are also hefty buggers and most likely worn out now.

________________________________________

need a part number? get on here - http://public.servicebox.peugeot.com

Bring on the Trumpets.

Posted 20th Jan 2015 at 19:47
buzzbrightyear

Seasoned Pro

Location: hiding all receipts for car

Registered: 09 Jul 2008

Posts: 11,901

Status: Offline

Post #30
Do you think the weight of them helps to add the extra torque aswell as the extra capacity or just the extra capacity?
I was Just thinking the extra weight spinning around/ the added inertia could add extra torque if that makes any sense just like having a heavier flywheel makes less engine braking eg

________________________________________

andrew315rawson@live.co.uk
Moonstone phase 7 gti6
My Project thread: http://www.306gti6.com/forum/showthread.php?id=119992&page=1
Posted 20th Jan 2015 at 20:10
hediis

Junior User

Location: Höganäs, Sweden

Registered: 07 Feb 2010

Posts: 54

Status: Offline

Post #31
The CR will be like 12:1 if I remember correctly. If u use an 1.2mm head gasket.

________________________________________

Peugeot 306 GTi-6 -97 (Ph1, blaze) Low n slow
Peugeot 306 GTi-6 -97 (Ph1, blaze) Trackday car, 226hp N/A (Engine rebuild right now)
Peugeot 306 GTi-6 -00 (Ph3, black) Low n slow
Posted 20th Jan 2015 at 20:05
barrym

Senior User

Location: Westcliff-on-sea

Registered: 26 Jun 2014

Posts: 502

Status: Offline

Post #32
weight or rotating mass does not make torque. You will only get out what you put in. A flywheel is a storage device

________________________________________

China D Turbo HDi daily charger
Black Rallye occassional toy
Posted 20th Jan 2015 at 20:11
adam b

Seasoned Pro

Location: The Nam

Registered: 24 Jan 2006

Posts: 12,828

Status: Offline

Post #33
hediis wrote:
7200 is the j4rs rev limit iirc.

I run my engine to 8200 (or that's my rev limit)


Solid lifters then I guess?

________________________________________

Nothing to see here
Posted 20th Jan 2015 at 20:11
Mossy1985

Senior User

Location: Darlington

Registered: 04 Nov 2014

Posts: 545

Status: Offline

Post #34
welshpug! wrote:
blandy wrote:
rallyeash wrote:
TD steel crank. 88mm
S16 pistons and Rods. 86mm
Machined pistons if you want to run bigger cams.
2044cc.

Fairly easy and cheap build as it's all off the shelf stuff.

I've got.

TD steel crank 88mm
Machined block
Forge Pistons 87mm and custom short rods.
Cat Cam 109's
Maniflow works manifold
Jenvey 50mm
Dry Sump

2088cc.
Not a cheap build. My pistons and rods were £1200 alone.

You can use a 2.1 TD steel crank and build a 92mm x 86/87/88mm engine but I'm not sure on the piston rod combo. Even mine wernt off the shelf and made to spec.


Great post.

What engines can you find the first crank in?

Also what scope for cams do the s16 rods/piston combo leave? I.e is there more clearance for interesting cams than the standard gti6 clearance for instance?


a 1.9 TD LOL:

S16 does have larger cutouts but once you add 2mm to the stroke you lose a mm off the max you can open the valves at TDC, you're still looking at about 2.7 mm on the exhaust and 3.3 on the inlet!

They are also hefty buggers and most likely worn out now.



So are the s16 rods and pistons the best combo to use from a standard engine before you start looking at aftermarket pistons?
Posted 20th Jan 2015 at 20:14
buzzbrightyear

Seasoned Pro

Location: hiding all receipts for car

Registered: 09 Jul 2008

Posts: 11,901

Status: Offline

Post #35
barrym wrote:
weight or rotating mass does not make torque. You will only get out what you put in. A flywheel is a storage device

I mean the crank will the extra weight of that give torque or just the added capacity?

________________________________________

andrew315rawson@live.co.uk
Moonstone phase 7 gti6
My Project thread: http://www.306gti6.com/forum/showthread.php?id=119992&page=1
Posted 20th Jan 2015 at 20:17
hediis

Junior User

Location: Höganäs, Sweden

Registered: 07 Feb 2010

Posts: 54

Status: Offline

Post #36
buzzbrightyear wrote:
Do you think the weight of them helps to add the extra torque aswell as the extra capacity or just the extra capacity?
I was Just thinking the extra weight spinning around/ the added inertia could add extra torque if that makes any sense just like having a heavier flywheel makes less engine braking eg


The xud9 crank is lighter than xu10 crank because the xud9 only have 4 counter weights

________________________________________

Peugeot 306 GTi-6 -97 (Ph1, blaze) Low n slow
Peugeot 306 GTi-6 -97 (Ph1, blaze) Trackday car, 226hp N/A (Engine rebuild right now)
Peugeot 306 GTi-6 -00 (Ph3, black) Low n slow
Posted 20th Jan 2015 at 20:21
hediis

Junior User

Location: Höganäs, Sweden

Registered: 07 Feb 2010

Posts: 54

Status: Offline

Post #37
adam b wrote:
hediis wrote:
7200 is the j4rs rev limit iirc.

I run my engine to 8200 (or that's my rev limit)


Solid lifters then I guess?


No, I use OEM hydraulic lifters

________________________________________

Peugeot 306 GTi-6 -97 (Ph1, blaze) Low n slow
Peugeot 306 GTi-6 -97 (Ph1, blaze) Trackday car, 226hp N/A (Engine rebuild right now)
Peugeot 306 GTi-6 -00 (Ph3, black) Low n slow
Posted 20th Jan 2015 at 20:22
barrym

Senior User

Location: Westcliff-on-sea

Registered: 26 Jun 2014

Posts: 502

Status: Offline

Post #38
buzzbrightyear wrote:
barrym wrote:
weight or rotating mass does not make torque. You will only get out what you put in. A flywheel is a storage device

I mean the crank will the extra weight of that give torque or just the added capacity?


No. The weight will make no difference. The throw will.

________________________________________

China D Turbo HDi daily charger
Black Rallye occassional toy
Posted 20th Jan 2015 at 20:27
buzzbrightyear

Seasoned Pro

Location: hiding all receipts for car

Registered: 09 Jul 2008

Posts: 11,901

Status: Offline

Post #39
Thumbs up

________________________________________

andrew315rawson@live.co.uk
Moonstone phase 7 gti6
My Project thread: http://www.306gti6.com/forum/showthread.php?id=119992&page=1
Posted 20th Jan 2015 at 20:34
Tguedes98

Newbie

Location: Porto

Registered: 06 Jul 2020

Posts: 16

Status: Offline

Post #40
hediis wrote:
I've bought 164mm rods for my TD 92mm build but my piston have a compression height of only 27.5mm. But that's pretty much for a race engine.

I can get another set of rods and pistons made for 92 mm crank if someone want, the pistons are custom after your specifications.


Hi mate! Do you perhaps still have drawings fr these rods or can still make them? I am curently building a 2.2L with 92mm crank and 87mm bore with custom rods and most probably K20 Turbo Pistons.

If you can shed some light on the matter, it'd be awesome!
Posted 1st Jul 2024 at 16:00
welshpug!

Capt Pedantic

Location: Bigend, Wales.

Registered: 27 Mar 2007

Posts: 25,839

Status: Offline

Post #41
They have not been on in 3 years

________________________________________

need a part number? get on here - http://public.servicebox.peugeot.com

Bring on the Trumpets.

Posted 1st Jul 2024 at 17:47
gnrlee Forum Admin

Location: Leeds

Registered: 20 Aug 2005

Posts: 8,882

Status: Offline

Post #42
yeah he's not been on here for a while now,..
I found him on Facebook Clicky
but he's not been on there either,..

go through his friends list and see if he's just using another fb account Thumbs up

________________________________________

Proud Member of the ASTOR Owners Club
Posted 6th Jul 2024 at 22:56
Tguedes98

Newbie

Location: Porto

Registered: 06 Jul 2020

Posts: 16

Status: Offline

Post #43
gnrlee wrote:
yeah he's not been on here for a while now,..
I found him on Facebook Clicky
but he's not been on there either,..

go through his friends list and see if he's just using another fb account Thumbs up


Thanks mate! I managed to get a hold of him!
Posted 28th Oct 2024 at 14:29

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