3702602
turbo conversion
Mazda BP-Z3 vvt in
I-4cyl 1.8L 16v DOHC (DTs/DTs)
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intake
exhaust
camshaft data:
lash ramp
: 0.25mm
0.25mm
duration @ 0.1mm
: 264°
242°
duration @ 1.0mm
: 232°
211°
valve lift
: 11.25mm
10.00mm
cam lift
:
lobe angle
: 125°
120°
timing @ 1.0mm
: -9° / 61°
45° / -14°
valve lift @ TDC
: 0.50mm
0.35mm
parts setup:
cam wheels :
:
: View CTMA023
follower
: View CC017
: View CC017
valve lash
: View TS101
: View TS101
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-S90015
: View PAC-S90015
interior spring
fitted load / length
: 28kg @ 39.3mm
: 28kg @ 39.3mm
max. load / lift
: 74kg @ 13.0mm
: 74kg @ 13.0mm
REMARKS :
REMARKS :
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more profiles available, contact CatCams for more info
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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
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ONLY for dirt track applications and pro street use with adjustable engine management or carburettors
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for TURBO conversion (atmospheric to turbo)