2290316
sport
Renault F4R.874 Mégane III 250hp
I-4cyl 2.0L 16v DOHC (RPRH/RPRH)
intake
exhaust
camshaft data:
lash ramp
: 0.25mm
0.25mm
duration @ 0.1mm
: 270°
262°
duration @ 1.0mm
: 224°
216°
valve lift
: 9.50mm
9.05mm
cam lift
: 9.50mm
9.05mm
lobe angle
: 113°
113°
timing @ 1.0mm
: -1° / 45°
41° / -5°
valve lift @ TDC
: 1.15mm
0.80mm
parts setup:
cam wheels :
:
:
follower
:
:
valve lash
:
:
valve
:
:
valve locks
:
:
upper retainer
:
:
lower retainer
:
:
exterior spring
:
:
interior spring
fitted load / length
: 14kg @ 35.0mm
: 14kg @ 35.0mm
max. load / lift
: 37kg @ 11.0mm
: 37kg @ 11.0mm
REMARKS :
#
original setup with conical valve springs
#
original springs not suited for extended rpm range
REMARKS :
#
for 2nd generation engines with mechanic tappets 30mm / shim 27.5mm on top, tripple groove valves and conical valve springs (from '98)