Crower Cams & Equipment - Camshaft Specification Card

Part Number/Work Order Number 00240
Engine Application CHEVY 327-400
Grind Number 267-HDP

ADVERTISED CAMSHAFT SPECIFICATIONS:

INTAKE:

Duration: 267º

Lift: .445

Clearance Hot: .000

EXHAUST:

Duration: 272º

Lift: .445

Clearance Hot: .000

The specifications listed above are based on a rockerarm ratio of	.00 IN .00 EX
RECOMMENDED VALVE SPRING INFORMATION:

Part # 68301-3	Single X	Dual	Triple
Approximate spring pressure:	valve closed: 100 LBS. valve open: 233 LBS.


-3.0 ATDC		-8.0 BTDC

ABDC 33.0		44.0 BBDC

The information below is for degreeing cam only. Correct only at .050" tappet lift.
INTAKE	Opens: -3.0 ATDC Closes: 33.0 ABDC
EXHAUST	Opens: 44.0 BBDC Closes: -8.0 BTDC
LOBE SEPERATION 112º
Duration at .050"	Intake: 210 Exhaust: 216
LOBE LIFT	Intake: .297 Exhaust: .297

If using "Lobe Center" method of degreeing, cam should be installed on an intake centerline of: 108º

NOTES:

Cams damaged by excessive spring pressure, over shimming, valve train bind or retainers contacting the guides are void from warranty. Refer to the "Important Camshaft and Lift Information" booklet included with each new Crower camshaft to avoid any break-in problems.