Korppu

Daily used 2L carburetor stw uptade.
First stg was just assemble:
home made tubular manifold with wastegate(turbosmart progate48,17psi spring)
holset hx35(54mm/60mm housing 6)
ic
home made inlet manifold with 630cc deca and ecu was Mrtech.
3" ex pipe
Engine was 205 block std (never open)

So conception was to get mapping ecu nearly to next motor what was allready assembled in new parts.
I drive few month just like that and get ecu ok.
clutch sliping 4, and 5 gear when pressure going up than 10psi
Testing in track few laps just holding pressure whit throttle below 10psi.

Brake: front-cos scorpion caliper,st170 disk. Rear full system 4x4 cos.ABS
Rear axle: 7,5" 3.91 gear,cos scorpion diff,-95 stw scorpion drive shaft(thicker 3mm than -91cos scorpion)
Wheel: esco cossie 16", 205/45 and 225/40
Gearbox: T5

So new motor time was become.
"The current composition"
block 200 long head stud (10),machined groove to copper ring
new pistons (wiseco cossie like)
cos connecting rod
cos crankshaft
pinto hp oil pump
bmw oil jet in mainline (to pistons)
cos flywheel and cluts (4-plate)
16v head,cat cams ex cam cat cams "2330828"
Head whit 38mm/44,5mm valves, 134 camshaft,adjustable cam pulley,double spring and of course ported.
Compression ratio 7,5:1

Dyno tested now 22psi 353hv/6350rmp 315lb/ft/5050rmp
5700-7000rmp +340hv +258lb/ft
target was 350hv but was too much that exhousing.Pressure was 27psi.
Now switched 12 housing and ex press is 17psi when boost is 23psi





30-200km/h

Glenn_

iTrader: (1)

That looks mad ha ha,i like it though.

Korppu

Need still 3bar map provide and new software to ecu. Then 26-30 psi boost.
Now that new ex housing it start pull 500-700rmp later,but pull better to limiter.
sleeper

wess-rs

Nice sleeperzz!

Korppu

Some update:65mm throttle,26psi boost=389hv/6500rmp 339lbf/5600rmp


One lap in race track in Fomoco-days.

Korppu

Last test before snow.
In highway 5. gear,3000rmp full throttle,3500rmp boostgauge hits 32psi. Then drops 28psi.
On the other hand, pointer hit limiterpin.

Korppu

Updating 2010
BF134-> newmans cams 284/474 PH4.5
compression ratio 7,5->8,5
hoping 400bhp become litle bit smaller boost than 2bar like now.

SO HAPPY NEW YEAR FOR EVERY ONE (let see what next season make ...)

Korppu

Messing up in sprint track,last summer
http://www.youtube.com/watch?v=y0-_M7WB4EU

cossiejsy

now thats a sleeper of sierra love it

Korppu

8valve head has sold. 16v head placed in.

bmw 65mm throttle mounted in 2wd intake manifold

Korppu

Dyno day spoiled. First pull and clutch BANG


Some thing ther to gome.
1,6 bar

Korppu

turbosport.net cams adjustable pulleys, std cams,ex 1mm / in 0,8mm at tdc


Next summer upgrade
camshafts,cat cams 2330828

100-200km/h - 1,5bar - 5.gear

Korppu

Holset hx35 super

Korppu

Today's Dyno results
Std inlet cam
Ex cam cat cams 263/9.45 "2330828"
30psi
holset hx35super

R4N SS

iTrader: (6)

is the bottom end still a std pinto? surprised it can take that much boost

Korppu

Full 4wd engine,modified 2wd inlet manifold(10mm Plenum Spacer,65mm thottle)
These changes were equal to 100 hp more
Holset hx35(54/60 12-housing) -> hx35super(54/55 8-housing)
ex cam std -> cat cams "2330828"
10mm Plenum Spacer
Boost 23->30psi (1,6-2,1bar)

Next mod better Plenum,inlet cam.