1301908
full race
Bmw S54 B32 338hp, double vanos
I-6cyl 3.2L 24v DOHC (RP/RP)
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intake
exhaust
camshaft data:
lash ramp
: 0.25mm
0.25mm
duration @ 0.1mm
: 312°
304°
duration @ 1.0mm
: 274°
266°
valve lift
: 14.40mm
13.65mm
cam lift
: 13.10mm
12.50mm
lobe angle
: 105°
105°
timing @ 1.0mm
: 32° / 62°
58° / 28°
valve lift @ TDC
: 5.55mm
4.95mm
parts setup:
cam wheels :
: View TBM054
: View TBM054
follower
: View CAT031
: View CAT031
valve lash
: O.E.M.
: O.E.M.
valve
: O.E.M.
: O.E.M.
valve locks
: O.E.M.
: O.E.M.
upper retainer
: View 99496/s
: View 99496/s
lower retainer
: View 99497/O
: View 99497/O
exterior spring
: View PAC-E12009
: View PAC-E12009
interior spring
: View PAC-I12009
: View PAC-I12009
fitted load / length
: 30kg @ 34.0mm
: 30kg @ 34.0mm
max. load / lift
: 102kg @ 14.5mm
: 100kg @ 14.0mm
REMARKS :
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CAT031 KIT includes:
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- 24x CAT031 rocker arm
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- 2x rocker arm shafts with extra holes (original BMW)
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- 1x oil bridge (oil supply from exhaust to intake rocker arm shafts)
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Machining of cylinder head required at intake camlobes to allow high lift. See picture: S54 head machining.jpg
REMARKS :
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Any warranty regarding camshaft wear is excluded, unless our CAT031 rocker arm system is being used.
CAT031.gif CAT031B.gif S54 camshafts can only be ordered in combination with rocker arm kit CAT031 !!!
vanos can be deleted by installing inner ring TBM054 in the vanos pulleys.
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ONLY for use in competition engines with independent engine management (throttle position sensor) or carburettors