7900513
tarmac rally - race
Volvo B234
I-4cyl 2.3L 16v DOHC (DTH/DTH)
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intake
exhaust
camshaft data:
lash ramp
: 0.20mm
0.20mm
duration @ 0.1mm
: 294°
286°
duration @ 1.0mm
: 260°
252°
valve lift
: 14.00mm
13.25mm
cam lift
:
lobe angle
: 106°
106°
timing @ 1.0mm
: 24° / 56°
52° / 20°
valve lift @ TDC
: 4.70mm
4.10mm
parts setup:
cam wheels :
: View CTVO023
: View CTVO023
follower
: View CC005
: View CC005
valve lash
: View TS102
: View TS102
valve
: O.E.M.
: O.E.M.
valve locks
: O.E.M.
: O.E.M.
upper retainer
: View 99322/s
: View 99322/s
lower retainer
: View 99475/O
: View 99475/O
exterior spring
: View PAC-E95009
: View PAC-E95009
interior spring
: View PAC-I95009
: View PAC-I95009
fitted load / length
: 35kg @ 35.0mm
: 37kg @ 34.5mm
max. load / lift
: 115kg @ 14.5mm
: 115kg @ 14.0mm
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