3702606
hot street - dirt track
Mazda BP-Z3 vvt in
I-4cyl 1.8L 16v DOHC (DTs/DTs)
intake
exhaust
camshaft data:
lash ramp
: 0.25mm
0.25mm
duration @ 0.1mm
: 278°
278°
duration @ 1.0mm
: 232°
232°
valve lift
: 9.95mm
9.95mm
cam lift
: 9.95mm
9.95mm
lobe angle
: 125°
108°
timing @ 1.0mm
: -9° / 61°
44° / 8°
valve lift @ TDC
: 0.55mm
2.05mm
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
:
O.E.M.
:
O.E.M.
lower retainer
:
O.E.M.
:
O.E.M.
exterior spring
:
O.E.M.
:
O.E.M.
interior spring
fitted load / length
: 20kg @ 39.3mm
: 20kg @ 39.3mm
max. load / lift
: 65kg @ 11.0mm
: 65kg @ 11.0mm
REMARKS :
#
valve locks and retainers are not interchangeable with parts of the earlier BP cylinder head with hydraulic cam followers
REMARKS :
#
more profiles available, contact CatCams for more info
#
ONLY for dirt track applications and pro street use with adjustable engine management or carburettors
#
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!
#
machining of cylinder head required