7607502
turbo conversion
Volkswagen BFH-BML 177kW, dual VVT
VR-6cyl 3.2L 24v DOHC (RPRH/RPRH)
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intake
exhaust
camshaft data:
lash ramp
: 0.25mm
0.30mm
duration @ 0.1mm
: 281°
264°
duration @ 1.0mm
: 238°
222°
valve lift
: 12.00mm
10.75mm
cam lift
: 6.00mm
5.35mm
lobe angle
: 110°
120°
timing @ 1.0mm
: 9° / 49°
51° / -9°
valve lift @ TDC
: 2.15mm
0.75mm
parts setup:
cam wheels :
: View TVW032
: View TVW032
follower
: View CC084
: View CC084
valve lash
: View TS103
: View TS103
valve
: O.E.M.
: O.E.M.
valve locks
: O.E.M.
: O.E.M.
upper retainer
: View 99391/s
: View 99391/s
lower retainer
: View 99537/O
: View 99537/O
exterior spring
: View PAC-E99864
: View PAC-E99864
interior spring
: View PAC-I99864
: View PAC-I99864
fitted load / length
: 33kg @ 32.5mm
: 33kg @ 32.5mm
max. load / lift
: 88kg @ 13.0mm
: 88kg @ 13.0mm
REMARKS :
#
double spring PAC-D19864 (GOLD) recommended over 8000rpm
REMARKS :
#
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
#
for TURBO conversion (atmospheric to turbo)
#
valve lift and timing data are illustrated on fixed centerline (disabled VVT system)