1002305
hot street - dirt track
Audi NM atmospheric
I-5cyl 2.0L 20v DOHC (DTH/DTH)
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intake
exhaust
camshaft data:
lash ramp
: hydro
hydro
duration @ 0.1mm
: 279°
275°
duration @ 1.0mm
: 243°
239°
valve lift
: 11.50mm
11.50mm
cam lift
:
lobe angle
: 110°
110°
timing @ 1.0mm
: 12° / 51°
50° / 9°
valve lift @ TDC
: 2.45mm
2.15mm
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
: View 99370
: View 99370
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
: 35kg @ 35.0mm
: 35kg @ 35.0mm
max. load / lift
: 102kg @ 12.5mm
: 102kg @ 12.5mm
REMARKS :
#
check distance between valve seal and retainer to be at least 0.6mm at full lift
#
if required, machine cylinder head and / or use solid shims to adjust spring load
REMARKS :
#
- steel billet camshafts
- supplied with adjustable chain sprockets to optimize intake cam timing
#
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
#
for ATMO engines