SBC HYD. ROLLER CAMSHAFT
CRANE 104201

SBC HYD. ROLLER CAMSHAFT 2010

Part Number: 104201 Grind Number: POWERMAX 2010 (FORMERLY COM Engine Identification: Start Yr. End Yr. Make Cyl Description 1987 1989 CHEVROLET 8 FOR LOW-END AND MID-RANGE PERFORMANCE IN 87-92 CARS AND LIGHT TRUCKS. FINE W/AUTO OR MANUAL AND STOCK REAR GEARS. GREAT FOR 305 REQUIRING EXTRA LOW-END TORQUE TO CRUISE BELOW 1800 RPM. IDEAL FOR TBI ENGINES W/AUTO TRANS AND STOCK CONVERTER. (50 STATE LEGAL FOR LISTED APPLICATIONS, C.A.R.B. E.O. D-225-22) BASIC RPM 500-3800 Engine Size Configuration 305 C.I. V
Valve Setting: Intake .000 Exhaust .000 HOT
Lift: Intake @Cam 256 @Valve 384 All Lifts are based on zero lash and theoretical rocker arm ratios. Exhaust @ Cam 271 @Valve 407 Rocker Arm Ratio 1.50
CamTiming: -- @--- Lift: Opens Closes ADV Duration Intake --- --- 246 Exhaust --- --- 256
Spring Requirements: Triple Dual Outer Inner Part Number 99848 Loads Closed 114 LBS@ 1.700 or 1 45/64 Open 278 LBS@ 1.320	Recommended RPM range with matching components Minimum RPM 500 Maximum RPM 4200 Valve Float 4800
CamTiming: TAPPET @.050 Lift: Opens Closes Max Lift Duration Intake (14) ATDC 18 ABDC 106 184 Exhaust 23 BBDC (9) BTDC 106 194