5500830
tarmac rally - race
Renault F2, F3
I-4cyl 1.7L 8v SOHC (DTs/DTs)
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intake
exhaust
camshaft data:
lash ramp
: 0.25mm
0.25mm
duration @ 0.1mm
: 305°
305°
duration @ 1.0mm
: 262°
262°
valve lift
: 13.00mm
13.00mm
cam lift
:
lobe angle
: 104°
104°
timing @ 1.0mm
: 27° / 55°
55° / 27°
valve lift @ TDC
: 4.70mm
4.70mm
parts setup:
cam wheels :
:
:
follower
: View CC007
: View CC007
valve lash
: View TS103
: View TS103
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-S99843
: View PAC-S99843
interior spring
fitted load / length
: 35kg @ 37.5mm
: 35kg @ 37.5mm
max. load / lift
: 95kg @ 14.0mm
: 95kg @ 14.0mm
REMARKS :
REMARKS :
#
Renault has used many different camshaft specifications. Please indicate following details when ordering:
- full engine code / year of manufacturing
- camshaft code: drilled markings in the middle of the camshaft (example: 5+2 dots)
- STD cam base diameter (33mm or 36mm) + cam height
- type of lash adjustment shim: 31.5mm (centered at outside) or 35.0mm (centered at inside)
#
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
#
effective follower contact surface: 35mm required