Strange moment curve
07-30-2013, 08:30 AM
Post: #11
Strange moment curve
I bought this set of cams specified as 280 IN and EX but have later found that they are probably not Sad

I have had great difficulty finding any specs on these cams. What I have is:
200a158000h 258 gr exhaust - road
200e196000w 296 gr inlet - rally/race
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07-30-2013, 09:55 AM
Post: #12
Strange moment curve
harkes Wrote:I bought this set of cams specified as 280 IN and EX but have later found that they are probably not Sad

I have had great difficulty finding any specs on these cams. What I have is:
200a158000h 258 gr exhaust - road
200e196000w 296 gr inlet - rally/race

Hi Niels

I have a set of schrick cams you can lend if you want too.

Specs for the camshafts:
200E1960-00:
opening duration: 296°
lift max.: 8,6mm
peak timing: 105°
lift at TDC:3,3mm
and
200A1960-00
opening duration: 296°
lift max.: 8,6mm
peak timing: 105°
lift at TDC:3,3mm

Regards Lars ( They are located in Ikast)

http://s141.photobucket.com/albums/r69/larszylauv/
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07-30-2013, 11:21 AM
Post: #13
Strange moment curve
the pulses in the engine are not working because off you cams set up

and remember that the "old" gr A cams are for big port head with STD peleaum chamber and carst iron exhaust manifold.

and maybe a bad porting off the head also

I will sugest a set off new cams
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07-30-2013, 11:28 AM
Post: #14
Strange moment curve
and I forgot

the R1 is made for torque, not the best for this old RPM cams (inlet)
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07-31-2013, 07:31 AM
Post: #15
Strange moment curve
rene Wrote:and I forgot

the R1 is made for torque, not the best for this old RPM cams (inlet)

Hi Rene

You seem to know a bit about this R1 exhaust. Which cams would you recommend then? Any suggestions for the length of the inlet funnels?
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07-31-2013, 10:26 AM
Post: #16
Strange moment curve
hi Lars

is it a racing engine ? or road

retainers, springs, STD or

followers ?

funnels you mean air horn ? I find the best length on the rolling road

where did you get the R1 from ? or the idea to use it ?
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08-02-2013, 10:29 AM
Post: #17
Strange moment curve
This is the cams that is in det engine.

The text on them is: D1147 5036

[Image: AEU86 AE86 - Strange moment curve]
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08-06-2013, 06:11 AM
Post: #18
Strange moment curve
Engine finished on the dyno... Result somewhat different than expected. These cams was bought 2. hand as ~280 - dont think they are... Huh


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08-06-2013, 09:15 AM
Post: #19
Strange moment curve
That's making good torque high in the rpm range... I would be happy Smile

Cheers... jondee86
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08-06-2013, 02:42 PM
Post: #20
Strange moment curve
I don't know what you have expected

but this are low lift cams with duration, then you get power in the high rpm range

and not a masive torque
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