2290609
hot street - dirt track
Ford CJBA, CJBB, N4JA, N4JB 145hp duratec
I-4cyl 2.0L 16v DOHC (DTx/DTx)
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intake
exhaust
camshaft data:
lash ramp
: 0.20mm
0.25mm
duration @ 0.1mm
: 280°
273°
duration @ 1.0mm
: 243°
232°
valve lift
: 9.75mm
9.30mm
cam lift
: 9.75mm
9.30mm
lobe angle
: 110°
106°
timing @ 1.0mm
: 11° / 52°
42° / 10°
valve lift @ TDC
: 2.45mm
2.30mm
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
: 20kg @ 37.5mm
: 20kg @ 37.5mm
max. load / lift
: 53kg @ 10.0mm
: 53kg @ 10.0mm
REMARKS :
REMARKS :
#
available on casting or steel billet (without trigger on intake)
#
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 dirt track applications and pro street use with adjustable engine management or carburettors