1301751
tarmac rally - race
Bmw M44 B19 138hp
I-4cyl 1.9L 16v DOHC (RPRH/RPRH)
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intake
exhaust
camshaft data:
lash ramp
: 0.25mm
0.25mm
duration @ 0.1mm
: 306°
298°
duration @ 1.0mm
: 252°
244°
valve lift
: 11.50mm
11.00mm
cam lift
: 6.95mm
6.65mm
lobe angle
: 105°
105°
timing @ 1.0mm
: 21° / 51°
47° / 17°
valve lift @ TDC
: 3.40mm
2.90mm
parts setup:
cam wheels :
:
:
follower
: View CC087
: View CC087
valve lash
: View TS087
: View TS087
valve
: O.E.M.
: O.E.M.
valve locks
: O.E.M.
: O.E.M.
upper retainer
: View 99468/s
: View 99468/s
lower retainer
: O.E.M.
: O.E.M.
exterior spring
: View PAC-S99843
: View PAC-S99843
interior spring
fitted load / length
: 40kg @ 36.3mm
: 40kg @ 36.3mm
max. load / lift
: 91kg @ 12.0mm
: 91kg @ 12.0mm
REMARKS :
REMARKS :
#
FOR COMPETITION APPLICATIONS ONLY. Following details must be verified:
-
the camshafs must turn smooth in the cylinderhead, provide free travel by machining where needed
-
distance between valve seal and retainer at full lift must be 0.6mm at least
-
minimum valve spring travel of 1.0mm at full lift must be provided
-
distance between valve and piston 1.0mm (pref. 1.5mm). check 5-15┬░ before TDC on exhaust, and after TDC on intake
#
ONLY for use in competition engines with independent engine management (throttle position sensor) or carburettors