1030241
sport
Alfa Romeo NORD
I-4cyl 2.0L 8v DOHC (DT/DT)
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intake
exhaust
camshaft data:
lash ramp
: 0.20mm
0.20mm
duration @ 0.1mm
: 282°
282°
duration @ 1.0mm
: 244°
244°
valve lift
: 11.50mm
11.50mm
cam lift
:
lobe angle
: 108°
108°
timing @ 1.0mm
: 14° / 50°
50° / 14°
valve lift @ TDC
: 2.95mm
2.90mm
parts setup:
cam wheels :
:
:
follower
: View CC007
: View CC007
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
: View PAC-E95009
: View PAC-E95009
interior spring
: View PAC-I95009
: View PAC-I95009
fitted load / length
: 35kg @ 35.0mm
: 35kg @ 35.0mm
max. load / lift
: 102kg @ 12.5mm
: 102kg @ 12.5mm
REMARKS :
#
different valve spring setups have been used in the original engines: please double check the measurements and contact Catcams in case of doubt
#
if required, machine cylinder head and / or use solid shims to adjust spring load
REMARKS :
#
- steel billet, gundrilled for weight saving
#
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