4900527
hot street - dirt track
Citroën XU9J4 (D6C) 158hp
I-4cyl 1.9L 16v DOHC (DTH/DTH)
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intake
exhaust
camshaft data:
lash ramp
: hydro
hydro
duration @ 0.1mm
: 278°
270°
duration @ 1.0mm
: 244°
236°
valve lift
: 10.75mm
10.75mm
cam lift
:
lobe angle
: 114°
114°
timing @ 1.0mm
: 8° / 56°
52° / 4°
valve lift @ TDC
: 1.95mm
1.45mm
parts setup:
cam wheels :
:
:
follower
: O.E.M.
: O.E.M.
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
: O.E.M.
: O.E.M.
lower retainer
: O.E.M.
: O.E.M.
exterior spring
: O.E.M.
: O.E.M.
interior spring
fitted load / length
: 40kg @ 39.0mm
: 40kg @ 39.0mm
max. load / lift
: 90kg @ 11.5mm
: 90kg @ 11.5mm
REMARKS :
REMARKS :
#
- steel billet camshafts
#
Distance between valve and piston should be 1.0mm at least:
-
check 5-15° after TDC on intake
-
check 5-15° before TDC on exhaust
Machine pistons if required. Wrong installation can cause severe engine damage!
#
ONLY for dirt track applications and pro street use with adjustable engine management or carburettors