1321870
tarmac rally - race
Citroën TU5J4 120hp
I-4cyl 1.6L 16v DOHC (DTH/DTH)
intake
exhaust
camshaft data:
lash ramp
: 0.25mm
0.25mm
duration @ 0.1mm
: 307°
292°
duration @ 1.0mm
: 268°
259°
valve lift
: 13.50mm
13.00mm
cam lift
:
lobe angle
: 105°
105°
timing @ 1.0mm
: 29° / 59°
55° / 24°
valve lift @ TDC
: 4.85mm
4.30mm
parts setup:
cam wheels :
: View CTPE001
: View CTPE001
follower
: View CC056
: View CC056
valve lash
: View TS101
: View TS101
valve
: O.E.M.
: O.E.M.
valve locks
: O.E.M.
: O.E.M.
upper retainer
: View 99311/s
: View 99311/s
lower retainer
: not available
: not available
exterior spring
: View PAC-E19864
: View PAC-E19864
interior spring
: View PAC-I19864
: View PAC-I19864
fitted load / length
: 25kg @ 34.8mm
: 25kg @ 34.8mm
max. load / lift
: 79kg @ 13.0mm
: 79kg @ 13.0mm
REMARKS :
#
replace OEM lower retainer to obtain a correct installation / fitted length (currently not available)
#
mushroom tappet CC056 with 31mm contact surface
REMARKS :
#
- valve clearance is to be adjusted using mechanical lash caps
-
please make sure that the lash cap does not touch the valve locks !
#
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