7901415
tarmac rally - race
Volvo B230 B19 - B21 - B23 - B230
I-4cyl 2.3L 8v SOHC (DTs/DTs)
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intake
exhaust
camshaft data:
lash ramp
: 0.25mm
0.25mm
duration @ 0.1mm
: 306°
303°
duration @ 1.0mm
: 279°
275°
valve lift
: 13.60mm
13.30mm
cam lift
:
lobe angle
: 106°
106°
timing @ 1.0mm
: 33° / 66°
64° / 31°
valve lift @ TDC
: 6.10mm
5.80mm
parts setup:
cam wheels :
: View CTVO021
: View CTVO021
follower
: View CC009
: View CC009
valve lash
: View TS103
: View TS103
valve
: O.E.M.
: O.E.M.
valve locks
: O.E.M.
: O.E.M.
upper retainer
: View 99326
: View 99326
lower retainer
: not available
: not available
exterior spring
: View PAC-E95009
: View PAC-E95009
interior spring
: View PAC-I95009
: View PAC-I95009
fitted load / length
: 36kg @ 34.0mm
: 36kg @ 34.0mm
max. load / lift
: 113kg @ 14.0mm
: 113kg @ 14.0mm
REMARKS :
#
replace OEM lower retainer to obtain a correct installation / fitted length (currently not available)
REMARKS :
#
Volvo has used many different camshaft specifications. Please indicate STD cam base diameter and cam height when ordering sports camshafts. Depending on the engine version and application, extra modifications may be required.
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FOR COMPETITION APPLICATIONS ONLY. Following details must be verified:
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the camshafs must turn smooth in the cylinderhead, provide free travel by machining where needed
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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
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ONLY for use in competition engines with independent engine management (throttle position sensor) or carburettors
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FLAT NOSE cam design