Cors-Air BLACK DEVIL PRO - Page 4

BLACK DEVIL
W W W . C O R S A I R M O T O R S . C O M
I N F O @ C O R S A I R M O T O R S . C O M
4
CYCLE
T
WO STROKE
TOTAL DISPLACEMENT
172,5
C.C.
BORE
65
mm.
STROKE
52
mm.
COMPRESSION RATIO
11:1
COOLING
B
Y AIR
PEAK RPM max.
8.000 / 8200
RPM
PISTON
W
ITH TWO PISTON RINGS
HEAD
IN
ALLOY WITH HIGH PERCENTAGE OF SILICONAN HEMISPHERIC
COMBUSTION
CHAMBER, WITH SQUISH
CRANKCASE
M
OLTEN IN G-AL SI 9 UNI 3051 ALLOY SUBSEQUENTLY TREATED
AND
ANODIZED AGAINST SEA SALT
CONNECTING ROD
IN
COPPER PLATED STELL 18 NI CR MO5 JOINED TO THE DRIVE
SHAFT
THROUGH VERY PRECISE HIGH SPEED SILVER-PLATED ROLLER
BEARINGS
CARBURATOR
DIAPHRAGM
FEEDING
F
OUR BLADE REED-VALVE SYSTEM CONNECTED TO THE
CRANKCASE
SPARK PLUG
N
GK BR9ES OR SIMILAR
SYSTEM
S
IX PORT DISTRIBUTION
CYLINDER
IN
ALLOY WITH NIKASIL COATING
REDUCTION
W
ITH POLY V BELT AVAIBLE IN 1:2.2– 1:2.3—1:2.5—1:2.6—
1:2,88
CYLINDER HEAD
TEMPERATURE
MAX
TEMPERATURE 200°C MEASURED UNDER SPARK PLUG
E
XHAUST GAS TEMPERATURE NOT EXCEEDING 590 C°