7604602
tarmac rally - race
Volkswagen BYT, CABA, CDAA, CCZA EA888 TSI 1.8 gen1 VVT in
I-4cyl 1.8L 16v DOHC (RPRH/RPRH)
Save to PDF
intake
exhaust
camshaft data:
lash ramp
: 0.25mm
0.25mm
duration @ 0.1mm
: 286°
270°
duration @ 1.0mm
: 244°
228°
valve lift
: 12.50mm
11.50mm
cam lift
: 7.45mm
6.95mm
lobe angle
: 108°
116°
timing @ 1.0mm
: 14° / 50°
50° / -2°
valve lift @ TDC
: 3.05mm
1.05mm
parts setup:
cam wheels :
:
:
follower
: View INFO
: View INFO
valve lash
: View TS101
: View TS101
valve
: O.E.M.
: O.E.M.
valve locks
: O.E.M.
: O.E.M.
upper retainer
: View 99423/s
: View 99423/s
lower retainer
: View 99528/O
: View 99528/O
exterior spring
: View PAC-E19864
: View PAC-E19864
interior spring
: View PAC-I19864
: View PAC-I19864
fitted load / length
: 26kg @ 34.3mm
: 26kg @ 34.3mm
max. load / lift
: 89kg @ 14.5mm
: 89kg @ 14.5mm
REMARKS :
#
machining of cylinder head required
#
if required, use extra shims to increase spring load
REMARKS :
#
- camshafts for use with CATCAMS slipper kit (cam lobes are not compatible with other rocker arm systems)
- cylinder head need to be machined to fit the rocker arm system (service available from CATCAMS)
- VVT delete camshaft set includes adjustable sprockets on both intake and exhaust camshaft.
#
valve seals must be lowered. Distance between valve seal and retainer must be at least 0.6mm at full lift.
#
Distance between valve and piston should be 1.0mm at least:
-
check 5-15° after TDC on intake
-
check 5-15° before TDC on exhaust
Machine pistons if required. Wrong installation can cause severe engine damage!
#
for BIG TURBO conversion (std to big turbo)
#
ONLY for use in competition engines with independent engine management (throttle position sensor) or carburettors